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-rw-r--r--pkgs/development/python-modules/3to2/default.nix1
-rw-r--r--pkgs/development/python-modules/aafigure/default.nix1
-rw-r--r--pkgs/development/python-modules/aardwolf/default.nix1
-rw-r--r--pkgs/development/python-modules/acme-tiny/default.nix1
-rw-r--r--pkgs/development/python-modules/actdiag/default.nix1
-rw-r--r--pkgs/development/python-modules/add-trailing-comma/default.nix1
-rw-r--r--pkgs/development/python-modules/aesedb/default.nix1
-rw-r--r--pkgs/development/python-modules/aioazuredevops/default.nix1
-rw-r--r--pkgs/development/python-modules/aiobafi6/default.nix1
-rw-r--r--pkgs/development/python-modules/aioblescan/default.nix1
-rw-r--r--pkgs/development/python-modules/aiobroadlink/default.nix1
-rw-r--r--pkgs/development/python-modules/aioconsole/default.nix1
-rw-r--r--pkgs/development/python-modules/aioecowitt/default.nix1
-rw-r--r--pkgs/development/python-modules/aioemonitor/default.nix1
-rw-r--r--pkgs/development/python-modules/aioharmony/default.nix1
-rw-r--r--pkgs/development/python-modules/aiohomekit/default.nix1
-rw-r--r--pkgs/development/python-modules/aiohttp-wsgi/default.nix1
-rw-r--r--pkgs/development/python-modules/aiolifx/default.nix1
-rw-r--r--pkgs/development/python-modules/aiomysensors/default.nix1
-rw-r--r--pkgs/development/python-modules/aiopylgtv/default.nix1
-rw-r--r--pkgs/development/python-modules/aiortm/default.nix1
-rw-r--r--pkgs/development/python-modules/aiosmtpd/default.nix1
-rw-r--r--pkgs/development/python-modules/aiounifi/default.nix1
-rw-r--r--pkgs/development/python-modules/aiowinreg/default.nix1
-rw-r--r--pkgs/development/python-modules/aiozeroconf/default.nix1
-rw-r--r--pkgs/development/python-modules/airium/default.nix1
-rw-r--r--pkgs/development/python-modules/ajsonrpc/default.nix1
-rw-r--r--pkgs/development/python-modules/ale-py/default.nix1
-rw-r--r--pkgs/development/python-modules/alectryon/default.nix1
-rw-r--r--pkgs/development/python-modules/amaranth/default.nix1
-rw-r--r--pkgs/development/python-modules/amarna/default.nix1
-rw-r--r--pkgs/development/python-modules/anonip/default.nix1
-rw-r--r--pkgs/development/python-modules/ansi2html/default.nix1
-rw-r--r--pkgs/development/python-modules/ansi2image/default.nix1
-rw-r--r--pkgs/development/python-modules/ansible-runner/default.nix1
-rw-r--r--pkgs/development/python-modules/ansible/default.nix1
-rw-r--r--pkgs/development/python-modules/anthemav/default.nix1
-rw-r--r--pkgs/development/python-modules/antlr4-python3-runtime/default.nix1
-rw-r--r--pkgs/development/python-modules/anyconfig/default.nix1
-rw-r--r--pkgs/development/python-modules/apcaccess/default.nix1
-rw-r--r--pkgs/development/python-modules/apkinspector/default.nix1
-rw-r--r--pkgs/development/python-modules/appthreat-vulnerability-db/default.nix1
-rw-r--r--pkgs/development/python-modules/aranet4/default.nix1
-rw-r--r--pkgs/development/python-modules/arcam-fmj/default.nix1
-rw-r--r--pkgs/development/python-modules/archspec/default.nix1
-rw-r--r--pkgs/development/python-modules/arelle/default.nix1
-rw-r--r--pkgs/development/python-modules/argilla/default.nix1
-rw-r--r--pkgs/development/python-modules/aria2p/default.nix1
-rw-r--r--pkgs/development/python-modules/art/default.nix1
-rw-r--r--pkgs/development/python-modules/arxiv2bib/default.nix1
-rw-r--r--pkgs/development/python-modules/asn1ate/default.nix1
-rw-r--r--pkgs/development/python-modules/asn1tools/default.nix1
-rw-r--r--pkgs/development/python-modules/async-upnp-client/default.nix1
-rw-r--r--pkgs/development/python-modules/atenpdu/default.nix1
-rw-r--r--pkgs/development/python-modules/atsim-potentials/default.nix1
-rw-r--r--pkgs/development/python-modules/auditok/default.nix1
-rw-r--r--pkgs/development/python-modules/authcaptureproxy/default.nix1
-rw-r--r--pkgs/development/python-modules/authheaders/default.nix1
-rw-r--r--pkgs/development/python-modules/autofaiss/default.nix1
-rw-r--r--pkgs/development/python-modules/autoflake/default.nix1
-rw-r--r--pkgs/development/python-modules/autoit-ripper/default.nix1
-rw-r--r--pkgs/development/python-modules/automat/default.nix1
-rw-r--r--pkgs/development/python-modules/av/default.nix1
-rw-r--r--pkgs/development/python-modules/avro-python3/default.nix1
-rw-r--r--pkgs/development/python-modules/avro/default.nix1
-rw-r--r--pkgs/development/python-modules/avro3k/default.nix1
-rw-r--r--pkgs/development/python-modules/aw-client/default.nix1
-rw-r--r--pkgs/development/python-modules/aw-core/default.nix1
-rw-r--r--pkgs/development/python-modules/aws-adfs/default.nix1
-rw-r--r--pkgs/development/python-modules/aws-lambda-builders/default.nix1
-rw-r--r--pkgs/development/python-modules/axis/default.nix1
-rw-r--r--pkgs/development/python-modules/babel/default.nix1
-rw-r--r--pkgs/development/python-modules/babelfont/default.nix1
-rw-r--r--pkgs/development/python-modules/bagit/default.nix1
-rw-r--r--pkgs/development/python-modules/barectf/default.nix1
-rw-r--r--pkgs/development/python-modules/base58/default.nix1
-rw-r--r--pkgs/development/python-modules/baseline/default.nix1
-rw-r--r--pkgs/development/python-modules/batchspawner/default.nix1
-rw-r--r--pkgs/development/python-modules/bc-jsonpath-ng/default.nix1
-rw-r--r--pkgs/development/python-modules/bc-python-hcl2/default.nix1
-rw-r--r--pkgs/development/python-modules/bcf/default.nix1
-rw-r--r--pkgs/development/python-modules/bcg/default.nix1
-rw-r--r--pkgs/development/python-modules/bch/default.nix1
-rw-r--r--pkgs/development/python-modules/beancount-black/default.nix1
-rw-r--r--pkgs/development/python-modules/behave/default.nix1
-rw-r--r--pkgs/development/python-modules/bellows/default.nix1
-rw-r--r--pkgs/development/python-modules/betterproto/default.nix1
-rw-r--r--pkgs/development/python-modules/biliass/default.nix1
-rw-r--r--pkgs/development/python-modules/bimmer-connected/default.nix1
-rw-r--r--pkgs/development/python-modules/bincopy/default.nix1
-rw-r--r--pkgs/development/python-modules/binwalk/default.nix1
-rw-r--r--pkgs/development/python-modules/bitmath/default.nix1
-rw-r--r--pkgs/development/python-modules/black-macchiato/default.nix1
-rw-r--r--pkgs/development/python-modules/blinkstick/default.nix1
-rw-r--r--pkgs/development/python-modules/blockdiag/default.nix1
-rw-r--r--pkgs/development/python-modules/blocksat-cli/default.nix1
-rw-r--r--pkgs/development/python-modules/bloodhound-py/default.nix1
-rw-r--r--pkgs/development/python-modules/bme280spi/default.nix1
-rw-r--r--pkgs/development/python-modules/bokeh/default.nix1
-rw-r--r--pkgs/development/python-modules/boltztrap2/default.nix1
-rw-r--r--pkgs/development/python-modules/bork/default.nix1
-rw-r--r--pkgs/development/python-modules/bottle/default.nix1
-rw-r--r--pkgs/development/python-modules/breathe/default.nix1
-rw-r--r--pkgs/development/python-modules/bugz/default.nix1
-rw-r--r--pkgs/development/python-modules/bugzilla/default.nix1
-rw-r--r--pkgs/development/python-modules/buienradar/default.nix1
-rw-r--r--pkgs/development/python-modules/buildcatrust/default.nix1
-rw-r--r--pkgs/development/python-modules/buildout/default.nix1
-rw-r--r--pkgs/development/python-modules/bumps/default.nix1
-rw-r--r--pkgs/development/python-modules/bundlewrap/default.nix1
-rw-r--r--pkgs/development/python-modules/bwapy/default.nix1
-rw-r--r--pkgs/development/python-modules/bx-py-utils/default.nix1
-rw-r--r--pkgs/development/python-modules/cachecontrol/default.nix1
-rw-r--r--pkgs/development/python-modules/cachier/default.nix1
-rw-r--r--pkgs/development/python-modules/cairosvg/default.nix1
-rw-r--r--pkgs/development/python-modules/calmjs/default.nix1
-rw-r--r--pkgs/development/python-modules/camelot/default.nix1
-rw-r--r--pkgs/development/python-modules/cantools/default.nix1
-rw-r--r--pkgs/development/python-modules/cart/default.nix1
-rw-r--r--pkgs/development/python-modules/cartopy/default.nix1
-rw-r--r--pkgs/development/python-modules/cbor2/default.nix1
-rw-r--r--pkgs/development/python-modules/celery/default.nix1
-rw-r--r--pkgs/development/python-modules/cement/default.nix1
-rw-r--r--pkgs/development/python-modules/censys/default.nix1
-rw-r--r--pkgs/development/python-modules/cepa/default.nix1
-rw-r--r--pkgs/development/python-modules/cert-chain-resolver/default.nix1
-rw-r--r--pkgs/development/python-modules/certauth/default.nix1
-rw-r--r--pkgs/development/python-modules/certipy-ad/default.nix1
-rw-r--r--pkgs/development/python-modules/certipy/default.nix1
-rw-r--r--pkgs/development/python-modules/certomancer/default.nix1
-rw-r--r--pkgs/development/python-modules/cffsubr/default.nix1
-rw-r--r--pkgs/development/python-modules/cfn-flip/default.nix1
-rw-r--r--pkgs/development/python-modules/cfn-lint/default.nix1
-rw-r--r--pkgs/development/python-modules/cgroup-utils/default.nix1
-rw-r--r--pkgs/development/python-modules/chalice/default.nix1
-rw-r--r--pkgs/development/python-modules/chardet/default.nix1
-rw-r--r--pkgs/development/python-modules/charset-normalizer/default.nix1
-rw-r--r--pkgs/development/python-modules/chat-downloader/default.nix1
-rw-r--r--pkgs/development/python-modules/check-manifest/default.nix1
-rw-r--r--pkgs/development/python-modules/checkdmarc/default.nix1
-rw-r--r--pkgs/development/python-modules/cheroot/default.nix1
-rw-r--r--pkgs/development/python-modules/cherrypy/default.nix1
-rw-r--r--pkgs/development/python-modules/chevron/default.nix1
-rw-r--r--pkgs/development/python-modules/chromadb/default.nix1
-rw-r--r--pkgs/development/python-modules/citeproc-py/default.nix1
-rw-r--r--pkgs/development/python-modules/ckcc-protocol/default.nix1
-rw-r--r--pkgs/development/python-modules/clarifai/default.nix1
-rw-r--r--pkgs/development/python-modules/clevercsv/default.nix1
-rw-r--r--pkgs/development/python-modules/clf/default.nix1
-rw-r--r--pkgs/development/python-modules/cliche/default.nix1
-rw-r--r--pkgs/development/python-modules/click-odoo/default.nix1
-rw-r--r--pkgs/development/python-modules/clickhouse-cli/default.nix1
-rw-r--r--pkgs/development/python-modules/cloudsplaining/default.nix1
-rw-r--r--pkgs/development/python-modules/cocotb/default.nix1
-rw-r--r--pkgs/development/python-modules/codecov/default.nix1
-rw-r--r--pkgs/development/python-modules/coinmetrics-api-client/default.nix1
-rw-r--r--pkgs/development/python-modules/colorcet/default.nix1
-rw-r--r--pkgs/development/python-modules/coloredlogs/default.nix1
-rw-r--r--pkgs/development/python-modules/colout/default.nix1
-rw-r--r--pkgs/development/python-modules/commonmark/default.nix1
-rw-r--r--pkgs/development/python-modules/compiledb/default.nix1
-rw-r--r--pkgs/development/python-modules/compreffor/default.nix1
-rw-r--r--pkgs/development/python-modules/confight/default.nix1
-rw-r--r--pkgs/development/python-modules/connexion/default.nix1
-rw-r--r--pkgs/development/python-modules/controku/default.nix1
-rw-r--r--pkgs/development/python-modules/convertdate/default.nix1
-rw-r--r--pkgs/development/python-modules/cookiecutter/default.nix1
-rw-r--r--pkgs/development/python-modules/correctionlib/default.nix1
-rw-r--r--pkgs/development/python-modules/corsair-scan/default.nix1
-rw-r--r--pkgs/development/python-modules/cot/default.nix1
-rw-r--r--pkgs/development/python-modules/courlan/default.nix1
-rw-r--r--pkgs/development/python-modules/coveralls/default.nix1
-rw-r--r--pkgs/development/python-modules/cram/default.nix1
-rw-r--r--pkgs/development/python-modules/crc/default.nix1
-rw-r--r--pkgs/development/python-modules/credstash/default.nix1
-rw-r--r--pkgs/development/python-modules/criticality-score/default.nix1
-rw-r--r--pkgs/development/python-modules/crossplane/default.nix1
-rw-r--r--pkgs/development/python-modules/crytic-compile/default.nix1
-rw-r--r--pkgs/development/python-modules/css-html-js-minify/default.nix1
-rw-r--r--pkgs/development/python-modules/cssbeautifier/default.nix1
-rw-r--r--pkgs/development/python-modules/cssmin/default.nix1
-rw-r--r--pkgs/development/python-modules/cu2qu/default.nix1
-rw-r--r--pkgs/development/python-modules/cvss/default.nix1
-rw-r--r--pkgs/development/python-modules/cwl-upgrader/default.nix1
-rw-r--r--pkgs/development/python-modules/cysignals/default.nix1
-rw-r--r--pkgs/development/python-modules/daphne/default.nix1
-rw-r--r--pkgs/development/python-modules/dask-mpi/default.nix1
-rw-r--r--pkgs/development/python-modules/dask-yarn/default.nix1
-rw-r--r--pkgs/development/python-modules/dask/default.nix1
-rw-r--r--pkgs/development/python-modules/dataclass-wizard/default.nix1
-rw-r--r--pkgs/development/python-modules/datasets/default.nix1
-rw-r--r--pkgs/development/python-modules/datasette/default.nix1
-rw-r--r--pkgs/development/python-modules/datashader/default.nix1
-rw-r--r--pkgs/development/python-modules/debianbts/default.nix1
-rw-r--r--pkgs/development/python-modules/debts/default.nix1
-rw-r--r--pkgs/development/python-modules/deemix/default.nix1
-rw-r--r--pkgs/development/python-modules/deepdiff/default.nix1
-rw-r--r--pkgs/development/python-modules/deepdish/default.nix1
-rw-r--r--pkgs/development/python-modules/deepl/default.nix1
-rw-r--r--pkgs/development/python-modules/dehinter/default.nix1
-rw-r--r--pkgs/development/python-modules/deid/default.nix1
-rw-r--r--pkgs/development/python-modules/demes/default.nix1
-rw-r--r--pkgs/development/python-modules/demesdraw/default.nix1
-rw-r--r--pkgs/development/python-modules/demjson3/default.nix1
-rw-r--r--pkgs/development/python-modules/diceware/default.nix1
-rw-r--r--pkgs/development/python-modules/dicom2nifti/default.nix1
-rw-r--r--pkgs/development/python-modules/diffusers/default.nix1
-rw-r--r--pkgs/development/python-modules/dinghy/default.nix1
-rw-r--r--pkgs/development/python-modules/dingz/default.nix1
-rw-r--r--pkgs/development/python-modules/dirigera/default.nix1
-rw-r--r--pkgs/development/python-modules/dissect-shellitem/default.nix1
-rw-r--r--pkgs/development/python-modules/dissect-util/default.nix1
-rw-r--r--pkgs/development/python-modules/distro/default.nix1
-rw-r--r--pkgs/development/python-modules/django-configurations/default.nix1
-rw-r--r--pkgs/development/python-modules/django/4.nix1
-rw-r--r--pkgs/development/python-modules/dns-lexicon/default.nix1
-rw-r--r--pkgs/development/python-modules/doc8/default.nix1
-rw-r--r--pkgs/development/python-modules/docformatter/default.nix1
-rw-r--r--pkgs/development/python-modules/docstr-coverage/default.nix1
-rw-r--r--pkgs/development/python-modules/docx2txt/default.nix1
-rw-r--r--pkgs/development/python-modules/dodgy/default.nix1
-rw-r--r--pkgs/development/python-modules/doit/default.nix1
-rw-r--r--pkgs/development/python-modules/dot2tex/default.nix1
-rw-r--r--pkgs/development/python-modules/downloader-cli/default.nix1
-rw-r--r--pkgs/development/python-modules/dploot/default.nix1
-rw-r--r--pkgs/development/python-modules/dronecan/default.nix1
-rw-r--r--pkgs/development/python-modules/ds-store/default.nix1
-rw-r--r--pkgs/development/python-modules/ds4drv/default.nix1
-rw-r--r--pkgs/development/python-modules/dsmr-parser/default.nix1
-rw-r--r--pkgs/development/python-modules/dsnap/default.nix1
-rw-r--r--pkgs/development/python-modules/dtw-python/default.nix1
-rw-r--r--pkgs/development/python-modules/duckduckgo-search/default.nix1
-rw-r--r--pkgs/development/python-modules/duecredit/default.nix1
-rw-r--r--pkgs/development/python-modules/dunamai/default.nix1
-rw-r--r--pkgs/development/python-modules/durus/default.nix1
-rw-r--r--pkgs/development/python-modules/dvc-data/default.nix1
-rw-r--r--pkgs/development/python-modules/dvc/default.nix1
-rw-r--r--pkgs/development/python-modules/easyocr/default.nix1
-rw-r--r--pkgs/development/python-modules/ed25519-blake2b/default.nix1
-rw-r--r--pkgs/development/python-modules/ed25519/default.nix1
-rw-r--r--pkgs/development/python-modules/edalize/default.nix1
-rw-r--r--pkgs/development/python-modules/editorconfig/default.nix1
-rw-r--r--pkgs/development/python-modules/eggdeps/default.nix1
-rw-r--r--pkgs/development/python-modules/eliot/default.nix1
-rw-r--r--pkgs/development/python-modules/eliqonline/default.nix1
-rw-r--r--pkgs/development/python-modules/elmax/default.nix1
-rw-r--r--pkgs/development/python-modules/email-validator/default.nix1
-rw-r--r--pkgs/development/python-modules/empy/default.nix1
-rw-r--r--pkgs/development/python-modules/emv/default.nix1
-rw-r--r--pkgs/development/python-modules/enocean/default.nix1
-rw-r--r--pkgs/development/python-modules/envs/default.nix1
-rw-r--r--pkgs/development/python-modules/ephemeral-port-reserve/default.nix1
-rw-r--r--pkgs/development/python-modules/eradicate/default.nix1
-rw-r--r--pkgs/development/python-modules/espeak-phonemizer/default.nix1
-rw-r--r--pkgs/development/python-modules/esprima/default.nix1
-rw-r--r--pkgs/development/python-modules/ete3/default.nix1
-rw-r--r--pkgs/development/python-modules/execnb/default.nix1
-rw-r--r--pkgs/development/python-modules/executor/default.nix1
-rw-r--r--pkgs/development/python-modules/exifread/default.nix1
-rw-r--r--pkgs/development/python-modules/extractcode/default.nix1
-rw-r--r--pkgs/development/python-modules/extruct/default.nix1
-rw-r--r--pkgs/development/python-modules/eyed3/default.nix1
-rw-r--r--pkgs/development/python-modules/ezdxf/default.nix1
-rw-r--r--pkgs/development/python-modules/f90nml/default.nix1
-rw-r--r--pkgs/development/python-modules/fabric/default.nix1
-rw-r--r--pkgs/development/python-modules/fairscale/default.nix1
-rw-r--r--pkgs/development/python-modules/faker/default.nix1
-rw-r--r--pkgs/development/python-modules/faraday-plugins/default.nix1
-rw-r--r--pkgs/development/python-modules/fastai/default.nix1
-rw-r--r--pkgs/development/python-modules/fastavro/default.nix1
-rw-r--r--pkgs/development/python-modules/fastentrypoints/default.nix1
-rw-r--r--pkgs/development/python-modules/faust-cchardet/default.nix1
-rw-r--r--pkgs/development/python-modules/ffmpeg-progress-yield/default.nix1
-rw-r--r--pkgs/development/python-modules/filecheck/default.nix1
-rw-r--r--pkgs/development/python-modules/filetype/default.nix1
-rw-r--r--pkgs/development/python-modules/find-libpython/default.nix1
-rw-r--r--pkgs/development/python-modules/findimports/default.nix1
-rw-r--r--pkgs/development/python-modules/findpython/default.nix1
-rw-r--r--pkgs/development/python-modules/fiona/default.nix1
-rw-r--r--pkgs/development/python-modules/fireflyalgorithm/default.nix1
-rw-r--r--pkgs/development/python-modules/firetv/default.nix1
-rw-r--r--pkgs/development/python-modules/flask-swagger/default.nix1
-rw-r--r--pkgs/development/python-modules/flask/default.nix1
-rw-r--r--pkgs/development/python-modules/flipr-api/default.nix1
-rw-r--r--pkgs/development/python-modules/flit/default.nix1
-rw-r--r--pkgs/development/python-modules/flowlogs-reader/default.nix1
-rw-r--r--pkgs/development/python-modules/flux-led/default.nix1
-rw-r--r--pkgs/development/python-modules/flynt/default.nix1
-rw-r--r--pkgs/development/python-modules/font-v/default.nix1
-rw-r--r--pkgs/development/python-modules/fordpass/default.nix1
-rw-r--r--pkgs/development/python-modules/formbox/default.nix1
-rw-r--r--pkgs/development/python-modules/foxdot/default.nix1
-rw-r--r--pkgs/development/python-modules/freebox-api/default.nix1
-rw-r--r--pkgs/development/python-modules/ftfy/default.nix1
-rw-r--r--pkgs/development/python-modules/future-fstrings/default.nix1
-rw-r--r--pkgs/development/python-modules/future-typing/default.nix1
-rw-r--r--pkgs/development/python-modules/fvs/default.nix1
-rw-r--r--pkgs/development/python-modules/fx2/default.nix1
-rw-r--r--pkgs/development/python-modules/gatt/default.nix1
-rw-r--r--pkgs/development/python-modules/gawd/default.nix1
-rw-r--r--pkgs/development/python-modules/gcovr/default.nix1
-rw-r--r--pkgs/development/python-modules/gdown/default.nix1
-rw-r--r--pkgs/development/python-modules/gehomesdk/default.nix1
-rw-r--r--pkgs/development/python-modules/gemfileparser/default.nix1
-rw-r--r--pkgs/development/python-modules/genzshcomp/default.nix1
-rw-r--r--pkgs/development/python-modules/geomet/default.nix1
-rw-r--r--pkgs/development/python-modules/geometric/default.nix1
-rw-r--r--pkgs/development/python-modules/gerbonara/default.nix1
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-rw-r--r--pkgs/development/python-modules/tailer/default.nix1
-rw-r--r--pkgs/development/python-modules/tank-utility/default.nix1
-rw-r--r--pkgs/development/python-modules/taxi/default.nix1
-rw-r--r--pkgs/development/python-modules/telfhash/default.nix1
-rw-r--r--pkgs/development/python-modules/tellduslive/default.nix1
-rw-r--r--pkgs/development/python-modules/tempora/default.nix1
-rw-r--r--pkgs/development/python-modules/termgraph/default.nix1
-rw-r--r--pkgs/development/python-modules/tern/default.nix1
-rw-r--r--pkgs/development/python-modules/testrepository/default.nix1
-rw-r--r--pkgs/development/python-modules/textfsm/default.nix1
-rw-r--r--pkgs/development/python-modules/textile/default.nix1
-rw-r--r--pkgs/development/python-modules/textual-dev/default.nix1
-rw-r--r--pkgs/development/python-modules/textx/default.nix1
-rw-r--r--pkgs/development/python-modules/thelogrus/default.nix1
-rw-r--r--pkgs/development/python-modules/threat9-test-bed/default.nix1
-rw-r--r--pkgs/development/python-modules/tika/default.nix1
-rw-r--r--pkgs/development/python-modules/tilequant/default.nix1
-rw-r--r--pkgs/development/python-modules/timetagger/default.nix1
-rw-r--r--pkgs/development/python-modules/timezonefinder/default.nix1
-rw-r--r--pkgs/development/python-modules/titlecase/default.nix1
-rw-r--r--pkgs/development/python-modules/tld/default.nix1
-rw-r--r--pkgs/development/python-modules/tldextract/default.nix1
-rw-r--r--pkgs/development/python-modules/toggl-cli/default.nix1
-rw-r--r--pkgs/development/python-modules/tokenize-rt/default.nix1
-rw-r--r--pkgs/development/python-modules/tololib/default.nix1
-rw-r--r--pkgs/development/python-modules/toml-adapt/default.nix1
-rw-r--r--pkgs/development/python-modules/torrent-parser/default.nix1
-rw-r--r--pkgs/development/python-modules/towncrier/default.nix1
-rw-r--r--pkgs/development/python-modules/tox/default.nix1
-rw-r--r--pkgs/development/python-modules/tplink-omada-client/default.nix1
-rw-r--r--pkgs/development/python-modules/tqdm/default.nix1
-rw-r--r--pkgs/development/python-modules/trafilatura/default.nix1
-rw-r--r--pkgs/development/python-modules/transformers/default.nix1
-rw-r--r--pkgs/development/python-modules/translatepy/default.nix1
-rw-r--r--pkgs/development/python-modules/trezor/default.nix1
-rw-r--r--pkgs/development/python-modules/tsfresh/default.nix1
-rw-r--r--pkgs/development/python-modules/tskit/default.nix1
-rw-r--r--pkgs/development/python-modules/ttls/default.nix1
-rw-r--r--pkgs/development/python-modules/ttp/default.nix1
-rw-r--r--pkgs/development/python-modules/tubeup/default.nix1
-rw-r--r--pkgs/development/python-modules/turnt/default.nix1
-rw-r--r--pkgs/development/python-modules/twine/default.nix1
-rw-r--r--pkgs/development/python-modules/udatetime/default.nix1
-rw-r--r--pkgs/development/python-modules/ueberzug/default.nix1
-rw-r--r--pkgs/development/python-modules/ufmt/default.nix1
-rw-r--r--pkgs/development/python-modules/ufolint/default.nix1
-rw-r--r--pkgs/development/python-modules/ufonormalizer/default.nix1
-rw-r--r--pkgs/development/python-modules/unearth/default.nix1
-rw-r--r--pkgs/development/python-modules/unidecode/default.nix1
-rw-r--r--pkgs/development/python-modules/unidiff/default.nix1
-rw-r--r--pkgs/development/python-modules/unify/default.nix1
-rw-r--r--pkgs/development/python-modules/universal-silabs-flasher/default.nix1
-rw-r--r--pkgs/development/python-modules/unrpa/default.nix1
-rw-r--r--pkgs/development/python-modules/unstructured-api-tools/default.nix1
-rw-r--r--pkgs/development/python-modules/unstructured/default.nix1
-rw-r--r--pkgs/development/python-modules/upass/default.nix1
-rw-r--r--pkgs/development/python-modules/update-copyright/default.nix1
-rw-r--r--pkgs/development/python-modules/update-dotdee/default.nix1
-rw-r--r--pkgs/development/python-modules/urlextract/default.nix1
-rw-r--r--pkgs/development/python-modules/urlgrabber/default.nix1
-rw-r--r--pkgs/development/python-modules/us/default.nix1
-rw-r--r--pkgs/development/python-modules/userpath/default.nix1
-rw-r--r--pkgs/development/python-modules/usort/default.nix1
-rw-r--r--pkgs/development/python-modules/uvcclient/default.nix1
-rw-r--r--pkgs/development/python-modules/uvicorn/default.nix1
-rw-r--r--pkgs/development/python-modules/versioneer/default.nix1
-rw-r--r--pkgs/development/python-modules/versioningit/default.nix1
-rw-r--r--pkgs/development/python-modules/virtualenv-clone/default.nix1
-rw-r--r--pkgs/development/python-modules/virtualenv/default.nix1
-rw-r--r--pkgs/development/python-modules/vmprof/default.nix1
-rw-r--r--pkgs/development/python-modules/vpk/default.nix1
-rw-r--r--pkgs/development/python-modules/vsure/default.nix1
-rw-r--r--pkgs/development/python-modules/vtjp/default.nix1
-rw-r--r--pkgs/development/python-modules/vulture/default.nix1
-rw-r--r--pkgs/development/python-modules/vxi11/default.nix1
-rw-r--r--pkgs/development/python-modules/w1thermsensor/default.nix1
-rw-r--r--pkgs/development/python-modules/wagtail/default.nix1
-rw-r--r--pkgs/development/python-modules/waitress-django/default.nix1
-rw-r--r--pkgs/development/python-modules/waitress/default.nix1
-rw-r--r--pkgs/development/python-modules/wakeonlan/default.nix1
-rw-r--r--pkgs/development/python-modules/warcio/default.nix1
-rw-r--r--pkgs/development/python-modules/ward/default.nix1
-rw-r--r--pkgs/development/python-modules/watchdog/default.nix1
-rw-r--r--pkgs/development/python-modules/watchfiles/default.nix1
-rw-r--r--pkgs/development/python-modules/watchgod/default.nix1
-rw-r--r--pkgs/development/python-modules/waterfurnace/default.nix1
-rw-r--r--pkgs/development/python-modules/wavedrom/default.nix1
-rw-r--r--pkgs/development/python-modules/weasel/default.nix1
-rw-r--r--pkgs/development/python-modules/weasyprint/default.nix1
-rw-r--r--pkgs/development/python-modules/webassets/default.nix1
-rw-r--r--pkgs/development/python-modules/webdataset/default.nix1
-rw-r--r--pkgs/development/python-modules/webdav4/default.nix1
-rw-r--r--pkgs/development/python-modules/webdavclient3/default.nix1
-rw-r--r--pkgs/development/python-modules/websocket-client/default.nix1
-rw-r--r--pkgs/development/python-modules/websockify/default.nix1
-rw-r--r--pkgs/development/python-modules/webssh/default.nix1
-rw-r--r--pkgs/development/python-modules/weconnect-mqtt/default.nix1
-rw-r--r--pkgs/development/python-modules/west/default.nix1
-rw-r--r--pkgs/development/python-modules/wheel-filename/default.nix1
-rw-r--r--pkgs/development/python-modules/wheel-inspect/default.nix1
-rw-r--r--pkgs/development/python-modules/wheel/default.nix1
-rw-r--r--pkgs/development/python-modules/wheezy-template/default.nix1
-rw-r--r--pkgs/development/python-modules/whispers/default.nix1
-rw-r--r--pkgs/development/python-modules/whoisdomain/default.nix1
-rw-r--r--pkgs/development/python-modules/wifi/default.nix1
-rw-r--r--pkgs/development/python-modules/wikipedia2vec/default.nix1
-rw-r--r--pkgs/development/python-modules/withings-sync/default.nix1
-rw-r--r--pkgs/development/python-modules/woob/default.nix1
-rw-r--r--pkgs/development/python-modules/woodblock/default.nix1
-rw-r--r--pkgs/development/python-modules/wordcloud/default.nix1
-rw-r--r--pkgs/development/python-modules/wsgidav/default.nix1
-rw-r--r--pkgs/development/python-modules/xattr/default.nix1
-rw-r--r--pkgs/development/python-modules/xdot/default.nix1
-rw-r--r--pkgs/development/python-modules/xkcdpass/default.nix1
-rw-r--r--pkgs/development/python-modules/xlrd/default.nix1
-rw-r--r--pkgs/development/python-modules/xlsx2csv/default.nix1
-rw-r--r--pkgs/development/python-modules/xlsxwriter/default.nix1
-rw-r--r--pkgs/development/python-modules/xml2rfc/default.nix1
-rw-r--r--pkgs/development/python-modules/xmljson/default.nix1
-rw-r--r--pkgs/development/python-modules/xsdata/default.nix1
-rw-r--r--pkgs/development/python-modules/yamale/default.nix1
-rw-r--r--pkgs/development/python-modules/yamllint/default.nix1
-rw-r--r--pkgs/development/python-modules/yangson/default.nix1
-rw-r--r--pkgs/development/python-modules/yappi/default.nix1
-rw-r--r--pkgs/development/python-modules/yark/default.nix1
-rw-r--r--pkgs/development/python-modules/yasi/default.nix1
-rw-r--r--pkgs/development/python-modules/yaswfp/default.nix1
-rw-r--r--pkgs/development/python-modules/ydiff/default.nix1
-rw-r--r--pkgs/development/python-modules/yfinance/default.nix1
-rw-r--r--pkgs/development/python-modules/youtokentome/default.nix1
-rw-r--r--pkgs/development/python-modules/youtube-transcript-api/default.nix1
-rw-r--r--pkgs/development/python-modules/yowsup/default.nix1
-rw-r--r--pkgs/development/python-modules/yte/default.nix1
-rw-r--r--pkgs/development/python-modules/ytmusicapi/default.nix1
-rw-r--r--pkgs/development/python-modules/z3c-checkversions/default.nix1
-rw-r--r--pkgs/development/python-modules/zcbor/default.nix1
-rw-r--r--pkgs/development/python-modules/zdaemon/default.nix1
-rw-r--r--pkgs/development/python-modules/zeroc-ice/default.nix1
-rw-r--r--pkgs/development/python-modules/zerorpc/default.nix1
-rw-r--r--pkgs/development/python-modules/zipstream-ng/default.nix1
-rw-r--r--pkgs/development/python-modules/zope-testrunner/default.nix1
-rw-r--r--pkgs/development/python-modules/zwave-js-server-python/default.nix1
-rw-r--r--pkgs/development/python-modules/zxcvbn/default.nix1
1067 files changed, 1067 insertions, 0 deletions
diff --git a/pkgs/development/python-modules/3to2/default.nix b/pkgs/development/python-modules/3to2/default.nix
index 18e93a1ff77a7..b86e16ae0d4d0 100644
--- a/pkgs/development/python-modules/3to2/default.nix
+++ b/pkgs/development/python-modules/3to2/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://bitbucket.org/amentajo/lib3to2";
     description = "Refactors valid 3.x syntax into valid 2.x syntax, if a syntactical conversion is possible";
+    mainProgram = "3to2";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ mt-caret ];
   };
diff --git a/pkgs/development/python-modules/aafigure/default.nix b/pkgs/development/python-modules/aafigure/default.nix
index 460a4a90ee8e3..b2a04d8ac5994 100644
--- a/pkgs/development/python-modules/aafigure/default.nix
+++ b/pkgs/development/python-modules/aafigure/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASCII art to image converter";
+    mainProgram = "aafigure";
     homepage = "https://launchpad.net/aafigure/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ bjornfor ];
diff --git a/pkgs/development/python-modules/aardwolf/default.nix b/pkgs/development/python-modules/aardwolf/default.nix
index add8b364591f7..934133d0d7055 100644
--- a/pkgs/development/python-modules/aardwolf/default.nix
+++ b/pkgs/development/python-modules/aardwolf/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asynchronous RDP protocol implementation";
+    mainProgram = "ardpscan";
     homepage = "https://github.com/skelsec/aardwolf";
     changelog = "https://github.com/skelsec/aardwolf/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/acme-tiny/default.nix b/pkgs/development/python-modules/acme-tiny/default.nix
index 9de8f1e06752a..f0e1d699a8efc 100644
--- a/pkgs/development/python-modules/acme-tiny/default.nix
+++ b/pkgs/development/python-modules/acme-tiny/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tiny script to issue and renew TLS certs from Let's Encrypt";
+    mainProgram = "acme-tiny";
     homepage = "https://github.com/diafygi/acme-tiny";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/actdiag/default.nix b/pkgs/development/python-modules/actdiag/default.nix
index 0f1e20041adf4..6d04df9d96715 100644
--- a/pkgs/development/python-modules/actdiag/default.nix
+++ b/pkgs/development/python-modules/actdiag/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate activity-diagram image from spec-text file (similar to Graphviz)";
+    mainProgram = "actdiag";
     homepage = "http://blockdiag.com/";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/add-trailing-comma/default.nix b/pkgs/development/python-modules/add-trailing-comma/default.nix
index 785c011c6d666..1bf592b99517f 100644
--- a/pkgs/development/python-modules/add-trailing-comma/default.nix
+++ b/pkgs/development/python-modules/add-trailing-comma/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool (and pre-commit hook) to automatically add trailing commas to calls and literals";
+    mainProgram = "add-trailing-comma";
     homepage = "https://github.com/asottile/add-trailing-comma";
     license = licenses.mit;
     maintainers = with maintainers; [ gador ];
diff --git a/pkgs/development/python-modules/aesedb/default.nix b/pkgs/development/python-modules/aesedb/default.nix
index 62f9b0dd5b948..fda6d316162af 100644
--- a/pkgs/development/python-modules/aesedb/default.nix
+++ b/pkgs/development/python-modules/aesedb/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parser for JET databases";
+    mainProgram = "antdsparse";
     homepage = "https://github.com/skelsec/aesedb";
     changelog = "https://github.com/skelsec/aesedb/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/aioazuredevops/default.nix b/pkgs/development/python-modules/aioazuredevops/default.nix
index 5c4e3ed03786c..377c967986296 100644
--- a/pkgs/development/python-modules/aioazuredevops/default.nix
+++ b/pkgs/development/python-modules/aioazuredevops/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get data from the Azure DevOps API";
+    mainProgram = "aioazuredevops";
     homepage = "https://github.com/timmo001/aioazuredevops";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/aiobafi6/default.nix b/pkgs/development/python-modules/aiobafi6/default.nix
index 9bdd4f9eb420f..7856437baeea8 100644
--- a/pkgs/development/python-modules/aiobafi6/default.nix
+++ b/pkgs/development/python-modules/aiobafi6/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for communication with the Big Ass Fans i6 firmware";
+    mainProgram = "aiobafi6";
     homepage = "https://github.com/jfroy/aiobafi6";
     changelog = "https://github.com/jfroy/aiobafi6/releases/tag/0.8.2";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/aioblescan/default.nix b/pkgs/development/python-modules/aioblescan/default.nix
index 312dcd20ee90d..768b2f9722015 100644
--- a/pkgs/development/python-modules/aioblescan/default.nix
+++ b/pkgs/development/python-modules/aioblescan/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to listen for BLE advertized packets";
+    mainProgram = "aioblescan";
     homepage = "https://github.com/frawau/aioblescan";
     changelog = "https://github.com/frawau/aioblescan/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/aiobroadlink/default.nix b/pkgs/development/python-modules/aiobroadlink/default.nix
index 4be53769784b6..db73273a36797 100644
--- a/pkgs/development/python-modules/aiobroadlink/default.nix
+++ b/pkgs/development/python-modules/aiobroadlink/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to control various Broadlink devices";
+    mainProgram = "aiobroadlink";
     homepage = "https://github.com/frawau/aiobroadlink";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aioconsole/default.nix b/pkgs/development/python-modules/aioconsole/default.nix
index aa9e05a982b51..8cb67f32a920d 100644
--- a/pkgs/development/python-modules/aioconsole/default.nix
+++ b/pkgs/development/python-modules/aioconsole/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/vxgmichel/aioconsole/releases/tag/v${version}";
     description = "Asynchronous console and interfaces for asyncio";
+    mainProgram = "apython";
     homepage = "https://github.com/vxgmichel/aioconsole";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ catern ];
diff --git a/pkgs/development/python-modules/aioecowitt/default.nix b/pkgs/development/python-modules/aioecowitt/default.nix
index b93333c2adb03..414f35aaf4d08 100644
--- a/pkgs/development/python-modules/aioecowitt/default.nix
+++ b/pkgs/development/python-modules/aioecowitt/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Wrapper for the EcoWitt protocol";
+    mainProgram = "ecowitt-testserver";
     homepage = "https://github.com/home-assistant-libs/aioecowitt";
     changelog = "https://github.com/home-assistant-libs/aioecowitt/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/aioemonitor/default.nix b/pkgs/development/python-modules/aioemonitor/default.nix
index 505af218349c7..feddda5832f2b 100644
--- a/pkgs/development/python-modules/aioemonitor/default.nix
+++ b/pkgs/development/python-modules/aioemonitor/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client for SiteSage Emonitor";
+    mainProgram = "my_example";
     homepage = "https://github.com/bdraco/aioemonitor";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aioharmony/default.nix b/pkgs/development/python-modules/aioharmony/default.nix
index 29d06a8e406eb..8976c3d30707c 100644
--- a/pkgs/development/python-modules/aioharmony/default.nix
+++ b/pkgs/development/python-modules/aioharmony/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ehendrix23/aioharmony";
     description = "Python library for interacting the Logitech Harmony devices";
+    mainProgram = "aioharmony";
     license = licenses.asl20;
     maintainers = with maintainers; [ oro ];
   };
diff --git a/pkgs/development/python-modules/aiohomekit/default.nix b/pkgs/development/python-modules/aiohomekit/default.nix
index 2e6a1957779e5..546fd9c4f4041 100644
--- a/pkgs/development/python-modules/aiohomekit/default.nix
+++ b/pkgs/development/python-modules/aiohomekit/default.nix
@@ -79,6 +79,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module that implements the HomeKit protocol";
+    mainProgram = "aiohomekitctl";
     longDescription = ''
       This Python library implements the HomeKit protocol for controlling
       Homekit accessories.
diff --git a/pkgs/development/python-modules/aiohttp-wsgi/default.nix b/pkgs/development/python-modules/aiohttp-wsgi/default.nix
index f58d6eff074fb..d048cb41e3209 100644
--- a/pkgs/development/python-modules/aiohttp-wsgi/default.nix
+++ b/pkgs/development/python-modules/aiohttp-wsgi/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "WSGI adapter for aiohttp";
+    mainProgram = "aiohttp-wsgi-serve";
     homepage = "https://github.com/etianen/aiohttp-wsgi";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aiolifx/default.nix b/pkgs/development/python-modules/aiolifx/default.nix
index 852f50fa93a36..a9362a9dac3d6 100644
--- a/pkgs/development/python-modules/aiolifx/default.nix
+++ b/pkgs/development/python-modules/aiolifx/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for local communication with LIFX devices over a LAN";
+    mainProgram = "aiolifx";
     homepage = "https://github.com/frawau/aiolifx";
     changelog = "https://github.com/frawau/aiolifx/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/aiomysensors/default.nix b/pkgs/development/python-modules/aiomysensors/default.nix
index 9ba8dae31c8a8..006f108da390e 100644
--- a/pkgs/development/python-modules/aiomysensors/default.nix
+++ b/pkgs/development/python-modules/aiomysensors/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to connect to MySensors gateways";
+    mainProgram = "aiomysensors";
     homepage = "https://github.com/MartinHjelmare/aiomysensors";
     changelog = "https://github.com/MartinHjelmare/aiomysensors/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/aiopylgtv/default.nix b/pkgs/development/python-modules/aiopylgtv/default.nix
index 447975225cadd..b7034d3858353 100644
--- a/pkgs/development/python-modules/aiopylgtv/default.nix
+++ b/pkgs/development/python-modules/aiopylgtv/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to control webOS based LG TV units";
+    mainProgram = "aiopylgtvcommand";
     homepage = "https://github.com/bendavid/aiopylgtv";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aiortm/default.nix b/pkgs/development/python-modules/aiortm/default.nix
index e1e4f7fabaf71..89ffdf6827cb2 100644
--- a/pkgs/development/python-modules/aiortm/default.nix
+++ b/pkgs/development/python-modules/aiortm/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for the Remember the Milk API";
+    mainProgram = "aiortm";
     homepage = "https://github.com/MartinHjelmare/aiortm";
     changelog = "https://github.com/MartinHjelmare/aiortm/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/aiosmtpd/default.nix b/pkgs/development/python-modules/aiosmtpd/default.nix
index fa66e0ca53cb5..342f4e7c263b2 100644
--- a/pkgs/development/python-modules/aiosmtpd/default.nix
+++ b/pkgs/development/python-modules/aiosmtpd/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asyncio based SMTP server";
+    mainProgram = "aiosmtpd";
     homepage = "https://aiosmtpd.readthedocs.io/";
     longDescription = ''
       This is a server for SMTP and related protocols, similar in utility to the
diff --git a/pkgs/development/python-modules/aiounifi/default.nix b/pkgs/development/python-modules/aiounifi/default.nix
index e50bd10281c5e..01879192a82d4 100644
--- a/pkgs/development/python-modules/aiounifi/default.nix
+++ b/pkgs/development/python-modules/aiounifi/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for communicating with Unifi Controller API";
+    mainProgram = "aiounifi";
     homepage = "https://github.com/Kane610/aiounifi";
     changelog = "https://github.com/Kane610/aiounifi/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/aiowinreg/default.nix b/pkgs/development/python-modules/aiowinreg/default.nix
index 19959b7accd4a..a24384e3c51e8 100644
--- a/pkgs/development/python-modules/aiowinreg/default.nix
+++ b/pkgs/development/python-modules/aiowinreg/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to parse the registry hive";
+    mainProgram = "awinreg";
     homepage = "https://github.com/skelsec/aiowinreg";
     changelog = "https://github.com/skelsec/aiowinreg/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/aiozeroconf/default.nix b/pkgs/development/python-modules/aiozeroconf/default.nix
index 6bd40233d761a..bfe406b05364b 100644
--- a/pkgs/development/python-modules/aiozeroconf/default.nix
+++ b/pkgs/development/python-modules/aiozeroconf/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure python implementation of multicast DNS service discovery";
+    mainProgram = "aiozeroconf";
     homepage = "https://github.com/jstasiak/python-zeroconf";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ obadz ];
diff --git a/pkgs/development/python-modules/airium/default.nix b/pkgs/development/python-modules/airium/default.nix
index 4d84454a339c9..b61cd573fb4bc 100644
--- a/pkgs/development/python-modules/airium/default.nix
+++ b/pkgs/development/python-modules/airium/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Bidirectional HTML-python translator";
+    mainProgram = "airium";
     homepage = "https://gitlab.com/kamichal/airium";
     license = licenses.mit;
     maintainers = with maintainers; [ hulr ];
diff --git a/pkgs/development/python-modules/ajsonrpc/default.nix b/pkgs/development/python-modules/ajsonrpc/default.nix
index 0b974e3680454..47643f6e94b44 100644
--- a/pkgs/development/python-modules/ajsonrpc/default.nix
+++ b/pkgs/development/python-modules/ajsonrpc/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Async JSON-RPC 2.0 protocol + asyncio server";
+    mainProgram = "async-json-rpc-server";
     homepage = "https://github.com/pavlov99/ajsonrpc";
     license = licenses.mit;
     maintainers = with maintainers; [ oxzi ];
diff --git a/pkgs/development/python-modules/ale-py/default.nix b/pkgs/development/python-modules/ale-py/default.nix
index 9cc5f6105cf59..9ff15479551e3 100644
--- a/pkgs/development/python-modules/ale-py/default.nix
+++ b/pkgs/development/python-modules/ale-py/default.nix
@@ -89,6 +89,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "a simple framework that allows researchers and hobbyists to develop AI agents for Atari 2600 games";
+    mainProgram = "ale-import-roms";
     homepage = "https://github.com/mgbellemare/Arcade-Learning-Environment";
     license = licenses.gpl2;
     maintainers = with maintainers; [ billhuang ];
diff --git a/pkgs/development/python-modules/alectryon/default.nix b/pkgs/development/python-modules/alectryon/default.nix
index 136768950dfd3..423aedb942371 100644
--- a/pkgs/development/python-modules/alectryon/default.nix
+++ b/pkgs/development/python-modules/alectryon/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/cpitclaudel/alectryon";
     description = "A collection of tools for writing technical documents that mix Coq code and prose";
+    mainProgram = "alectryon";
     license = licenses.mit;
     maintainers = with maintainers; [ Zimmi48 ];
   };
diff --git a/pkgs/development/python-modules/amaranth/default.nix b/pkgs/development/python-modules/amaranth/default.nix
index 474fb3a36bac2..9636c6d94e209 100644
--- a/pkgs/development/python-modules/amaranth/default.nix
+++ b/pkgs/development/python-modules/amaranth/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A modern hardware definition language and toolchain based on Python";
+    mainProgram = "amaranth-rpc";
     homepage = "https://amaranth-lang.org/docs/amaranth";
     license = licenses.bsd2;
     maintainers = with maintainers; [ emily thoughtpolice pbsds ];
diff --git a/pkgs/development/python-modules/amarna/default.nix b/pkgs/development/python-modules/amarna/default.nix
index 778a585a69f18..d9587d11ee48f 100644
--- a/pkgs/development/python-modules/amarna/default.nix
+++ b/pkgs/development/python-modules/amarna/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Static-analyzer and linter for the Cairo programming language";
+    mainProgram = "amarna";
     homepage = "https://github.com/crytic/amarna";
     license = licenses.agpl3Only;
     maintainers = with maintainers; [ raitobezarius ];
diff --git a/pkgs/development/python-modules/anonip/default.nix b/pkgs/development/python-modules/anonip/default.nix
index 264acc7813936..5f6cc373e5604 100644
--- a/pkgs/development/python-modules/anonip/default.nix
+++ b/pkgs/development/python-modules/anonip/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to anonymize IP addresses in log files";
+    mainProgram = "anonip";
     homepage = "https://github.com/DigitaleGesellschaft/Anonip";
     license = licenses.bsd3;
     maintainers = with maintainers; [ mmahut ];
diff --git a/pkgs/development/python-modules/ansi2html/default.nix b/pkgs/development/python-modules/ansi2html/default.nix
index 192ecaf2eab4c..bfbb4b083244e 100644
--- a/pkgs/development/python-modules/ansi2html/default.nix
+++ b/pkgs/development/python-modules/ansi2html/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert text with ANSI color codes to HTML";
+    mainProgram = "ansi2html";
     homepage = "https://github.com/ralphbean/ansi2html";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ davidtwco ];
diff --git a/pkgs/development/python-modules/ansi2image/default.nix b/pkgs/development/python-modules/ansi2image/default.nix
index 1d66f846bacd9..eadb1ca188a4b 100644
--- a/pkgs/development/python-modules/ansi2image/default.nix
+++ b/pkgs/development/python-modules/ansi2image/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to convert ANSI text to an image";
+    mainProgram = "ansi2image";
     homepage = "https://github.com/helviojunior/ansi2image";
     changelog = "https://github.com/helviojunior/ansi2image/blob/${version}/CHANGELOG";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/ansible-runner/default.nix b/pkgs/development/python-modules/ansible-runner/default.nix
index 685fdd59f9693..e4cb4c205d257 100644
--- a/pkgs/development/python-modules/ansible-runner/default.nix
+++ b/pkgs/development/python-modules/ansible-runner/default.nix
@@ -103,6 +103,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Helps when interfacing with Ansible";
+    mainProgram = "ansible-runner";
     homepage = "https://github.com/ansible/ansible-runner";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/ansible/default.nix b/pkgs/development/python-modules/ansible/default.nix
index af123b9df7775..1269714c5824a 100644
--- a/pkgs/development/python-modules/ansible/default.nix
+++ b/pkgs/development/python-modules/ansible/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Radically simple IT automation";
+    mainProgram = "ansible-community";
     homepage = "https://www.ansible.com";
     changelog = "https://github.com/ansible-community/ansible-build-data/blob/${version}/${lib.versions.major version}/CHANGELOG-v${lib.versions.major version}.rst";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/anthemav/default.nix b/pkgs/development/python-modules/anthemav/default.nix
index 965d399d573c6..00642f8cb157f 100644
--- a/pkgs/development/python-modules/anthemav/default.nix
+++ b/pkgs/development/python-modules/anthemav/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python asyncio module to interface with Anthem AVM and MRX receivers";
+    mainProgram = "anthemav_monitor";
     homepage = "https://github.com/nugget/python-anthemav";
     changelog = "https://github.com/nugget/python-anthemav/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/antlr4-python3-runtime/default.nix b/pkgs/development/python-modules/antlr4-python3-runtime/default.nix
index 3b8ed13b1ad83..70fa4e6da2fa1 100644
--- a/pkgs/development/python-modules/antlr4-python3-runtime/default.nix
+++ b/pkgs/development/python-modules/antlr4-python3-runtime/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Runtime for ANTLR";
+    mainProgram = "pygrun";
     homepage = "https://www.antlr.org/";
     license = licenses.bsd3;
   };
diff --git a/pkgs/development/python-modules/anyconfig/default.nix b/pkgs/development/python-modules/anyconfig/default.nix
index 87792781f640c..ce1c7b8666dde 100644
--- a/pkgs/development/python-modules/anyconfig/default.nix
+++ b/pkgs/development/python-modules/anyconfig/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library provides common APIs to load and dump configuration files in various formats";
+    mainProgram = "anyconfig_cli";
     homepage = "https://github.com/ssato/python-anyconfig";
     license = licenses.mit;
     maintainers = with maintainers; [ tboerger ];
diff --git a/pkgs/development/python-modules/apcaccess/default.nix b/pkgs/development/python-modules/apcaccess/default.nix
index e6d6d32eb353a..b93a91c3090ba 100644
--- a/pkgs/development/python-modules/apcaccess/default.nix
+++ b/pkgs/development/python-modules/apcaccess/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library offers programmatic access to the status information provided by apcupsd over its Network Information Server";
+    mainProgram = "apcaccess";
     homepage = "https://github.com/flyte/apcaccess";
     license = licenses.mit;
     maintainers = with maintainers; [ uvnikita ];
diff --git a/pkgs/development/python-modules/apkinspector/default.nix b/pkgs/development/python-modules/apkinspector/default.nix
index 651f8252275a1..9bc15aafb82a8 100644
--- a/pkgs/development/python-modules/apkinspector/default.nix
+++ b/pkgs/development/python-modules/apkinspector/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module designed to provide detailed insights into the zip structure of APK files";
+    mainProgram = "apkInspector";
     homepage = "https://github.com/erev0s/apkInspector";
     license = licenses.asl20;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix b/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
index d9cba7737271f..a62c3dc8251de 100644
--- a/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
+++ b/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
@@ -75,6 +75,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Vulnerability database and package search for sources such as OSV, NVD, GitHub and npm";
+    mainProgram = "vdb";
     homepage = "https://github.com/appthreat/vulnerability-db";
     changelog = "https://github.com/AppThreat/vulnerability-db/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/aranet4/default.nix b/pkgs/development/python-modules/aranet4/default.nix
index 49000324ac27b..338e53fcb7880 100644
--- a/pkgs/development/python-modules/aranet4/default.nix
+++ b/pkgs/development/python-modules/aranet4/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to interact with Aranet4 devices";
+    mainProgram = "aranetctl";
     homepage = "https://github.com/Anrijs/Aranet4-Python";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/arcam-fmj/default.nix b/pkgs/development/python-modules/arcam-fmj/default.nix
index 7e2d9aa7b92a2..b78a7bfac1610 100644
--- a/pkgs/development/python-modules/arcam-fmj/default.nix
+++ b/pkgs/development/python-modules/arcam-fmj/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for speaking to Arcam receivers";
+    mainProgram = "arcam-fmj";
     homepage = "https://github.com/elupus/arcam_fmj";
     changelog = "https://github.com/elupus/arcam_fmj/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/archspec/default.nix b/pkgs/development/python-modules/archspec/default.nix
index a68c7554303e4..771e7b51577b1 100644
--- a/pkgs/development/python-modules/archspec/default.nix
+++ b/pkgs/development/python-modules/archspec/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for detecting, labeling, and reasoning about microarchitectures";
+    mainProgram = "archspec";
     homepage = "https://archspec.readthedocs.io/";
     changelog = "https://github.com/archspec/archspec/releases/tag/v${version}";
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/python-modules/arelle/default.nix b/pkgs/development/python-modules/arelle/default.nix
index 0c76a89d7a5c1..fbbda611ba50c 100644
--- a/pkgs/development/python-modules/arelle/default.nix
+++ b/pkgs/development/python-modules/arelle/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
       An open source facility for XBRL, the eXtensible Business Reporting
       Language supporting various standards, exposed through a Python or
       REST API'' + lib.optionalString gui " and a graphical user interface";
+    mainProgram = "arelle";
     homepage = "http://arelle.org/";
     license = licenses.asl20;
     platforms = platforms.all;
diff --git a/pkgs/development/python-modules/argilla/default.nix b/pkgs/development/python-modules/argilla/default.nix
index 0ccca5417a2eb..0057b9b2f894b 100644
--- a/pkgs/development/python-modules/argilla/default.nix
+++ b/pkgs/development/python-modules/argilla/default.nix
@@ -179,6 +179,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Argilla: the open-source data curation platform for LLMs";
+    mainProgram = "argilla";
     homepage = "https://github.com/argilla-io/argilla";
     changelog = "https://github.com/argilla-io/argilla/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/aria2p/default.nix b/pkgs/development/python-modules/aria2p/default.nix
index e505ac015bcac..f2b7cb756d5fb 100644
--- a/pkgs/development/python-modules/aria2p/default.nix
+++ b/pkgs/development/python-modules/aria2p/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/pawamoy/aria2p";
     changelog = "https://github.com/pawamoy/aria2p/blob/${src.rev}/CHANGELOG.md";
     description = "Command-line tool and library to interact with an aria2c daemon process with JSON-RPC";
+    mainProgram = "aria2p";
     license = licenses.isc;
     maintainers = with maintainers; [ koral ];
   };
diff --git a/pkgs/development/python-modules/art/default.nix b/pkgs/development/python-modules/art/default.nix
index 2bf6f51cd1639..c1fbd475bc07f 100644
--- a/pkgs/development/python-modules/art/default.nix
+++ b/pkgs/development/python-modules/art/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASCII art library for Python";
+    mainProgram = "art";
     homepage = "https://github.com/sepandhaghighi/art";
     changelog = "https://github.com/sepandhaghighi/art/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/arxiv2bib/default.nix b/pkgs/development/python-modules/arxiv2bib/default.nix
index a7a6b83c56679..a60642a114890 100644
--- a/pkgs/development/python-modules/arxiv2bib/default.nix
+++ b/pkgs/development/python-modules/arxiv2bib/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get a BibTeX entry from an arXiv id number, using the arxiv.org API";
+    mainProgram = "arxiv2bib";
     homepage = "http://nathangrigg.github.io/arxiv2bib/";
     license = licenses.bsd3;
     maintainers = [ maintainers.nico202 ];
diff --git a/pkgs/development/python-modules/asn1ate/default.nix b/pkgs/development/python-modules/asn1ate/default.nix
index 90ccd0c6f1a2e..fbad415431dc5 100644
--- a/pkgs/development/python-modules/asn1ate/default.nix
+++ b/pkgs/development/python-modules/asn1ate/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for translating ASN.1 into other forms";
+    mainProgram = "asn1ate";
     license = licenses.bsd3;
     platforms = platforms.unix;
     maintainers = with maintainers; [ leenaars ];
diff --git a/pkgs/development/python-modules/asn1tools/default.nix b/pkgs/development/python-modules/asn1tools/default.nix
index 5083b20f3b33f..b339739afcab4 100644
--- a/pkgs/development/python-modules/asn1tools/default.nix
+++ b/pkgs/development/python-modules/asn1tools/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASN.1 parsing, encoding and decoding";
+    mainProgram = "asn1tools";
     homepage = "https://github.com/eerimoq/asn1tools";
     changelog = "https://github.com/eerimoq/asn1tools/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/async-upnp-client/default.nix b/pkgs/development/python-modules/async-upnp-client/default.nix
index fc4ee957d2788..4cb8e0bbbbb95 100644
--- a/pkgs/development/python-modules/async-upnp-client/default.nix
+++ b/pkgs/development/python-modules/async-upnp-client/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asyncio UPnP Client library for Python";
+    mainProgram = "upnp-client";
     homepage = "https://github.com/StevenLooman/async_upnp_client";
     changelog = "https://github.com/StevenLooman/async_upnp_client/blob/${version}/CHANGES.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/atenpdu/default.nix b/pkgs/development/python-modules/atenpdu/default.nix
index 9397060d4a9c8..25c114debd404 100644
--- a/pkgs/development/python-modules/atenpdu/default.nix
+++ b/pkgs/development/python-modules/atenpdu/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to control ATEN PE PDUs";
+    mainProgram = "pductl";
     homepage = "https://github.com/mtdcr/pductl";
     changelog = "https://github.com/mtdcr/pductl/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/atsim-potentials/default.nix b/pkgs/development/python-modules/atsim-potentials/default.nix
index 4a3c75966dc3d..b06ef867c21f8 100644
--- a/pkgs/development/python-modules/atsim-potentials/default.nix
+++ b/pkgs/development/python-modules/atsim-potentials/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/mjdrushton/atsim-potentials";
     description = "Provides tools for working with pair and embedded atom method potential models including tabulation routines for DL_POLY and LAMMPS";
+    mainProgram = "potable";
     license = licenses.mit;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/auditok/default.nix b/pkgs/development/python-modules/auditok/default.nix
index 459662df15d59..2ec68b11157b2 100644
--- a/pkgs/development/python-modules/auditok/default.nix
+++ b/pkgs/development/python-modules/auditok/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Audio Activity Detection tool that can process online data as well as audio files";
+    mainProgram = "auditok";
     homepage = "https://github.com/amsehili/auditok/";
     changelog = "https://github.com/amsehili/auditok/blob/v${version}/CHANGELOG";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/authcaptureproxy/default.nix b/pkgs/development/python-modules/authcaptureproxy/default.nix
index 3b65404bde72e..7f0159f96bcac 100644
--- a/pkgs/development/python-modules/authcaptureproxy/default.nix
+++ b/pkgs/development/python-modules/authcaptureproxy/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/alandtse/auth_capture_proxy/releases/tag/v${version}";
     description = "A proxy to capture authentication information from a webpage";
+    mainProgram = "auth_capture_proxy";
     homepage = "https://github.com/alandtse/auth_capture_proxy";
     license = licenses.asl20;
     maintainers = with maintainers; [ graham33 hexa ];
diff --git a/pkgs/development/python-modules/authheaders/default.nix b/pkgs/development/python-modules/authheaders/default.nix
index 6762e4b3ad7ac..3f73af498036c 100644
--- a/pkgs/development/python-modules/authheaders/default.nix
+++ b/pkgs/development/python-modules/authheaders/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for the generation of email authentication headers";
+    mainProgram = "dmarc-policy-find";
     homepage = "https://github.com/ValiMail/authentication-headers";
     changelog = "https://github.com/ValiMail/authentication-headers/blob${version}/CHANGES";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/autofaiss/default.nix b/pkgs/development/python-modules/autofaiss/default.nix
index 0f6ab7dda1598..af5bbbebbb7d7 100644
--- a/pkgs/development/python-modules/autofaiss/default.nix
+++ b/pkgs/development/python-modules/autofaiss/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatically create Faiss knn indices with the most optimal similarity search parameters";
+    mainProgram = "autofaiss";
     homepage = "https://github.com/criteo/autofaiss";
     changelog = "https://github.com/criteo/autofaiss/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/autoflake/default.nix b/pkgs/development/python-modules/autoflake/default.nix
index e6f9c94c3f8f1..1fc68b92f94b6 100644
--- a/pkgs/development/python-modules/autoflake/default.nix
+++ b/pkgs/development/python-modules/autoflake/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to remove unused imports and unused variables";
+    mainProgram = "autoflake";
     homepage = "https://github.com/myint/autoflake";
     license = licenses.mit;
     maintainers = with maintainers; [ yuriaisaka ];
diff --git a/pkgs/development/python-modules/autoit-ripper/default.nix b/pkgs/development/python-modules/autoit-ripper/default.nix
index 5b926c18c3c2d..3a4f3f059fc9f 100644
--- a/pkgs/development/python-modules/autoit-ripper/default.nix
+++ b/pkgs/development/python-modules/autoit-ripper/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to extract AutoIt scripts embedded in PE binaries";
+    mainProgram = "autoit-ripper";
     homepage = "https://github.com/nazywam/AutoIt-Ripper";
     changelog = "https://github.com/nazywam/AutoIt-Ripper/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/automat/default.nix b/pkgs/development/python-modules/automat/default.nix
index 6979c01b5960a..e69a30257f1c2 100644
--- a/pkgs/development/python-modules/automat/default.nix
+++ b/pkgs/development/python-modules/automat/default.nix
@@ -43,6 +43,7 @@ let automat = buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/glyph/Automat";
     description = "Self-service finite-state machines for the programmer on the go";
+    mainProgram = "automat-visualize";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/av/default.nix b/pkgs/development/python-modules/av/default.nix
index 605fb0c66df3b..b57472867005d 100644
--- a/pkgs/development/python-modules/av/default.nix
+++ b/pkgs/development/python-modules/av/default.nix
@@ -131,6 +131,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pythonic bindings for FFmpeg/Libav";
+    mainProgram = "pyav";
     homepage = "https://github.com/mikeboers/PyAV/";
     changelog = "https://github.com/PyAV-Org/PyAV/blob/v${version}/CHANGELOG.rst";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/avro-python3/default.nix b/pkgs/development/python-modules/avro-python3/default.nix
index 7c65fd4fc0f66..114ff98326f82 100644
--- a/pkgs/development/python-modules/avro-python3/default.nix
+++ b/pkgs/development/python-modules/avro-python3/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A serialization and RPC framework";
+    mainProgram = "avro";
     homepage = "https://pypi.python.org/pypi/avro-python3/";
     license = licenses.asl20;
 
diff --git a/pkgs/development/python-modules/avro/default.nix b/pkgs/development/python-modules/avro/default.nix
index 4158600e182f4..b023936e43149 100644
--- a/pkgs/development/python-modules/avro/default.nix
+++ b/pkgs/development/python-modules/avro/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python serialization and RPC framework";
+    mainProgram = "avro";
     homepage = "https://github.com/apache/avro";
     changelog = "https://github.com/apache/avro/releases/tag/release-${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/avro3k/default.nix b/pkgs/development/python-modules/avro3k/default.nix
index a9a60652b1959..43a61d6d02203 100644
--- a/pkgs/development/python-modules/avro3k/default.nix
+++ b/pkgs/development/python-modules/avro3k/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A serialization and RPC framework";
+    mainProgram = "avro";
     homepage = "https://pypi.python.org/pypi/avro3k/";
   };
 }
diff --git a/pkgs/development/python-modules/aw-client/default.nix b/pkgs/development/python-modules/aw-client/default.nix
index c856d384d8f11..c08ea790059c9 100644
--- a/pkgs/development/python-modules/aw-client/default.nix
+++ b/pkgs/development/python-modules/aw-client/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library for ActivityWatch";
+    mainProgram = "aw-client";
     homepage = "https://github.com/ActivityWatch/aw-client";
     maintainers = with maintainers; [ huantian ];
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/aw-core/default.nix b/pkgs/development/python-modules/aw-core/default.nix
index 61ea5bbfaf094..290c2650a0155 100644
--- a/pkgs/development/python-modules/aw-core/default.nix
+++ b/pkgs/development/python-modules/aw-core/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Core library for ActivityWatch";
+    mainProgram = "aw-cli";
     homepage = "https://github.com/ActivityWatch/aw-core";
     maintainers = with maintainers; [ huantian ];
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/aws-adfs/default.nix b/pkgs/development/python-modules/aws-adfs/default.nix
index 2397b2462579b..0c67f2ce4bce3 100644
--- a/pkgs/development/python-modules/aws-adfs/default.nix
+++ b/pkgs/development/python-modules/aws-adfs/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command line tool to ease AWS CLI authentication against ADFS";
+    mainProgram = "aws-adfs";
     homepage = "https://github.com/venth/aws-adfs";
     changelog = "https://github.com/venth/aws-adfs/releases/tag/v${version}";
     license = licenses.psfl;
diff --git a/pkgs/development/python-modules/aws-lambda-builders/default.nix b/pkgs/development/python-modules/aws-lambda-builders/default.nix
index e944cccb5be07..0dc9c20174175 100644
--- a/pkgs/development/python-modules/aws-lambda-builders/default.nix
+++ b/pkgs/development/python-modules/aws-lambda-builders/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to compile, build and package AWS Lambda functions";
+    mainProgram = "lambda-builders";
     homepage = "https://github.com/awslabs/aws-lambda-builders";
     changelog = "https://github.com/aws/aws-lambda-builders/releases/tag/v${version}";
     longDescription = ''
diff --git a/pkgs/development/python-modules/axis/default.nix b/pkgs/development/python-modules/axis/default.nix
index f0eeb5ce59158..09303d3ad0482 100644
--- a/pkgs/development/python-modules/axis/default.nix
+++ b/pkgs/development/python-modules/axis/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for communicating with devices from Axis Communications";
+    mainProgram = "axis";
     homepage = "https://github.com/Kane610/axis";
     changelog = "https://github.com/Kane610/axis/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/babel/default.nix b/pkgs/development/python-modules/babel/default.nix
index 97dfc7a1daf2c..2e2a1a66eb483 100644
--- a/pkgs/development/python-modules/babel/default.nix
+++ b/pkgs/development/python-modules/babel/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
     homepage = "https://babel.pocoo.org/";
     changelog = "https://github.com/python-babel/babel/releases/tag/v${version}";
     description = "Collection of internationalizing tools";
+    mainProgram = "pybabel";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/babelfont/default.nix b/pkgs/development/python-modules/babelfont/default.nix
index 575c74a17be9f..8afa32c500533 100644
--- a/pkgs/development/python-modules/babelfont/default.nix
+++ b/pkgs/development/python-modules/babelfont/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to load, examine, and save fonts in a variety of formats";
+    mainProgram = "babelfont";
     homepage = "https://github.com/simoncozens/babelfont";
     license = licenses.bsd3;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/bagit/default.nix b/pkgs/development/python-modules/bagit/default.nix
index 0a07c39482db3..abc9fdb1661fa 100644
--- a/pkgs/development/python-modules/bagit/default.nix
+++ b/pkgs/development/python-modules/bagit/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library and command line utility for working with BagIt style packages";
+    mainProgram = "bagit.py";
     homepage = "https://libraryofcongress.github.io/bagit-python/";
     license = with licenses; [ publicDomain ];
     maintainers = with maintainers; [ veprbl ];
diff --git a/pkgs/development/python-modules/barectf/default.nix b/pkgs/development/python-modules/barectf/default.nix
index d2083c08fa60f..ca88c9f6e0334 100644
--- a/pkgs/development/python-modules/barectf/default.nix
+++ b/pkgs/development/python-modules/barectf/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generator of ANSI C tracers which output CTF data streams ";
+    mainProgram = "barectf";
     homepage = "https://github.com/efficios/barectf";
     license = licenses.mit;
     maintainers = with maintainers; [ Madouura ];
diff --git a/pkgs/development/python-modules/base58/default.nix b/pkgs/development/python-modules/base58/default.nix
index 9a4d30f6149ac..020f103851cb6 100644
--- a/pkgs/development/python-modules/base58/default.nix
+++ b/pkgs/development/python-modules/base58/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Base58 and Base58Check implementation";
+    mainProgram = "base58";
     homepage = "https://github.com/keis/base58";
     license = licenses.mit;
     maintainers = with maintainers; [ nyanloutre ];
diff --git a/pkgs/development/python-modules/baseline/default.nix b/pkgs/development/python-modules/baseline/default.nix
index a919e42dbc826..d64fbd26f6f34 100644
--- a/pkgs/development/python-modules/baseline/default.nix
+++ b/pkgs/development/python-modules/baseline/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy String Baseline";
+    mainProgram = "baseline";
     longDescription = ''
       This tool streamlines creation and maintenance of tests which compare
       string output against a baseline.
diff --git a/pkgs/development/python-modules/batchspawner/default.nix b/pkgs/development/python-modules/batchspawner/default.nix
index f2e8acfe7a0e3..ed1bf400f6316 100644
--- a/pkgs/development/python-modules/batchspawner/default.nix
+++ b/pkgs/development/python-modules/batchspawner/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A spawner for Jupyterhub to spawn notebooks using batch resource managers";
+    mainProgram = "batchspawner-singleuser";
     homepage = "https://github.com/jupyterhub/batchspawner";
     changelog = "https://github.com/jupyterhub/batchspawner/blob/v${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/bc-jsonpath-ng/default.nix b/pkgs/development/python-modules/bc-jsonpath-ng/default.nix
index 5565adcd88999..2322f0407f9f8 100644
--- a/pkgs/development/python-modules/bc-jsonpath-ng/default.nix
+++ b/pkgs/development/python-modules/bc-jsonpath-ng/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JSONPath implementation for Python";
+    mainProgram = "bc_jsonpath_ng";
     homepage = "https://github.com/bridgecrewio/jsonpath-ng";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/bc-python-hcl2/default.nix b/pkgs/development/python-modules/bc-python-hcl2/default.nix
index 25dc3fa419be1..7f3832eeeb052 100644
--- a/pkgs/development/python-modules/bc-python-hcl2/default.nix
+++ b/pkgs/development/python-modules/bc-python-hcl2/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parser for HCL2 written in Python using Lark";
+    mainProgram = "hcl2tojson";
     longDescription = ''
       This parser only supports HCL2 and isn't backwards compatible with HCL v1.
       It can be used to parse any HCL2 config file such as Terraform.
diff --git a/pkgs/development/python-modules/bcf/default.nix b/pkgs/development/python-modules/bcf/default.nix
index 68501e08d1e37..08fb7d4249bd0 100644
--- a/pkgs/development/python-modules/bcf/default.nix
+++ b/pkgs/development/python-modules/bcf/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-firmware-tool";
     description = "HARDWARIO Firmware Tool";
+    mainProgram = "bcf";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/bcg/default.nix b/pkgs/development/python-modules/bcg/default.nix
index 2a520f23f51fc..c039a1e30072e 100644
--- a/pkgs/development/python-modules/bcg/default.nix
+++ b/pkgs/development/python-modules/bcg/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-gateway";
     description = "HARDWARIO Gateway (Python Application «bcg»)";
+    mainProgram = "bcg";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/bch/default.nix b/pkgs/development/python-modules/bch/default.nix
index 448559c592e2c..2885cc47bfe10 100644
--- a/pkgs/development/python-modules/bch/default.nix
+++ b/pkgs/development/python-modules/bch/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-control-tool";
     description = "HARDWARIO Hub Control Tool";
+    mainProgram = "bch";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/beancount-black/default.nix b/pkgs/development/python-modules/beancount-black/default.nix
index 9dcd709bff11a..f1e1ee3a4b02b 100644
--- a/pkgs/development/python-modules/beancount-black/default.nix
+++ b/pkgs/development/python-modules/beancount-black/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Opinioned code formatter for Beancount";
+    mainProgram = "bean-black";
     homepage = "https://github.com/LaunchPlatform/beancount-black/";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ ambroisie ];
diff --git a/pkgs/development/python-modules/behave/default.nix b/pkgs/development/python-modules/behave/default.nix
index b313e88b6c571..942981d004c91 100644
--- a/pkgs/development/python-modules/behave/default.nix
+++ b/pkgs/development/python-modules/behave/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/behave/behave";
     description = "behaviour-driven development, Python style";
+    mainProgram = "behave";
     license = licenses.bsd2;
     maintainers = with maintainers; [ alunduil maxxk ];
   };
diff --git a/pkgs/development/python-modules/bellows/default.nix b/pkgs/development/python-modules/bellows/default.nix
index e93f810a61f8e..344e14a30f0cf 100644
--- a/pkgs/development/python-modules/bellows/default.nix
+++ b/pkgs/development/python-modules/bellows/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to implement EZSP for EmberZNet devices";
+    mainProgram = "bellows";
     homepage = "https://github.com/zigpy/bellows";
     changelog = "https://github.com/zigpy/bellows/releases/tag/${version}";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/betterproto/default.nix b/pkgs/development/python-modules/betterproto/default.nix
index f5cc7d9253eae..e1d9f75a9a904 100644
--- a/pkgs/development/python-modules/betterproto/default.nix
+++ b/pkgs/development/python-modules/betterproto/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Code generator & library for Protobuf 3 and async gRPC";
+    mainProgram = "protoc-gen-python_betterproto";
     longDescription = ''
       This project aims to provide an improved experience when using Protobuf /
       gRPC in a modern Python environment by making use of modern language
diff --git a/pkgs/development/python-modules/biliass/default.nix b/pkgs/development/python-modules/biliass/default.nix
index a6ce06c8a9711..65f4e8f7d7c8c 100644
--- a/pkgs/development/python-modules/biliass/default.nix
+++ b/pkgs/development/python-modules/biliass/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/yutto-dev/biliass";
     description = "Convert Bilibili XML/protobuf danmaku to ASS subtitle";
+    mainProgram = "biliass";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ linsui ];
   };
diff --git a/pkgs/development/python-modules/bimmer-connected/default.nix b/pkgs/development/python-modules/bimmer-connected/default.nix
index 5fe28afbb5742..48ddcc9e7d629 100644
--- a/pkgs/development/python-modules/bimmer-connected/default.nix
+++ b/pkgs/development/python-modules/bimmer-connected/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/bimmerconnected/bimmer_connected/releases/tag/${version}";
     description = "Library to read data from the BMW Connected Drive portal";
+    mainProgram = "bimmerconnected";
     homepage = "https://github.com/bimmerconnected/bimmer_connected";
     license = licenses.asl20;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/bincopy/default.nix b/pkgs/development/python-modules/bincopy/default.nix
index 67b64e2a71af3..f61432b229f8c 100644
--- a/pkgs/development/python-modules/bincopy/default.nix
+++ b/pkgs/development/python-modules/bincopy/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Mangling of various file formats that conveys binary information (Motorola S-Record, Intel HEX, TI-TXT, ELF and binary files)";
+    mainProgram = "bincopy";
     homepage = "https://github.com/eerimoq/bincopy";
     license = licenses.mit;
     maintainers = with maintainers; [ frogamic sbruder ];
diff --git a/pkgs/development/python-modules/binwalk/default.nix b/pkgs/development/python-modules/binwalk/default.nix
index 9a83a62398673..b3725caa3d6df 100644
--- a/pkgs/development/python-modules/binwalk/default.nix
+++ b/pkgs/development/python-modules/binwalk/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ReFirmLabs/binwalk";
     description = "A tool for searching a given binary image for embedded files";
+    mainProgram = "binwalk";
     maintainers = [ maintainers.koral ];
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/bitmath/default.nix b/pkgs/development/python-modules/bitmath/default.nix
index 5c391bbc2dfd0..d5bdf77fb592d 100644
--- a/pkgs/development/python-modules/bitmath/default.nix
+++ b/pkgs/development/python-modules/bitmath/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for representing and manipulating file sizes with different prefix";
+    mainProgram = "bitmath";
     homepage = "https://github.com/tbielawa/bitmath";
     license = licenses.mit;
     maintainers = with maintainers; [ twey ];
diff --git a/pkgs/development/python-modules/black-macchiato/default.nix b/pkgs/development/python-modules/black-macchiato/default.nix
index ace0dbe66c425..b29405d00791c 100644
--- a/pkgs/development/python-modules/black-macchiato/default.nix
+++ b/pkgs/development/python-modules/black-macchiato/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This is a small utility built on top of the black Python code formatter to enable formatting of partial files";
+    mainProgram = "black-macchiato";
     homepage    = "https://github.com/wbolster/black-macchiato";
     license     = licenses.bsd3;
     maintainers = with maintainers; [ jperras ];
diff --git a/pkgs/development/python-modules/blinkstick/default.nix b/pkgs/development/python-modules/blinkstick/default.nix
index bafd5254b9683..da4e23e527b17 100644
--- a/pkgs/development/python-modules/blinkstick/default.nix
+++ b/pkgs/development/python-modules/blinkstick/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Python package to control BlinkStick USB devices";
+    mainProgram = "blinkstick";
     homepage = "https://github.com/arvydas/blinkstick-python";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ np perstark ];
diff --git a/pkgs/development/python-modules/blockdiag/default.nix b/pkgs/development/python-modules/blockdiag/default.nix
index b2d341b67c1e7..4444e34759465 100644
--- a/pkgs/development/python-modules/blockdiag/default.nix
+++ b/pkgs/development/python-modules/blockdiag/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate block-diagram image from spec-text file (similar to Graphviz)";
+    mainProgram = "blockdiag";
     homepage = "http://blockdiag.com/";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/blocksat-cli/default.nix b/pkgs/development/python-modules/blocksat-cli/default.nix
index 18437efceb4ba..bc260ee07ed11 100644
--- a/pkgs/development/python-modules/blocksat-cli/default.nix
+++ b/pkgs/development/python-modules/blocksat-cli/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Blockstream Satellite CLI";
+    mainProgram = "blocksat-cli";
     homepage = "https://github.com/Blockstream/satellite";
     changelog = "https://github.com/Blockstream/satellite/releases/tag/v${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/bloodhound-py/default.nix b/pkgs/development/python-modules/bloodhound-py/default.nix
index f1bdcd362ade5..bf8fd3f942dec 100644
--- a/pkgs/development/python-modules/bloodhound-py/default.nix
+++ b/pkgs/development/python-modules/bloodhound-py/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python based ingestor for BloodHound, based on Impacket";
+    mainProgram = "bloodhound-python";
     homepage = "https://github.com/dirkjanm/BloodHound.py";
     license = licenses.mit;
     maintainers = with maintainers; [ exploitoverload ];
diff --git a/pkgs/development/python-modules/bme280spi/default.nix b/pkgs/development/python-modules/bme280spi/default.nix
index 4a32b507680b4..7747925a24785 100644
--- a/pkgs/development/python-modules/bme280spi/default.nix
+++ b/pkgs/development/python-modules/bme280spi/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for BME280 sensor through spidev";
+    mainProgram = "bme280spi";
     homepage = "https://github.com/Kuzj/bme280spi";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/bokeh/default.nix b/pkgs/development/python-modules/bokeh/default.nix
index a54608df9fc8f..63fa524f9fa30 100644
--- a/pkgs/development/python-modules/bokeh/default.nix
+++ b/pkgs/development/python-modules/bokeh/default.nix
@@ -128,6 +128,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Statistical and novel interactive HTML plots for Python";
+    mainProgram = "bokeh";
     homepage = "https://github.com/bokeh/bokeh";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ orivej ];
diff --git a/pkgs/development/python-modules/boltztrap2/default.nix b/pkgs/development/python-modules/boltztrap2/default.nix
index 6f5155643432e..f53d49af8d519 100644
--- a/pkgs/development/python-modules/boltztrap2/default.nix
+++ b/pkgs/development/python-modules/boltztrap2/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Band-structure interpolator and transport coefficient calculator";
+    mainProgram = "btp2";
     homepage = "http://www.boltztrap.org/";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/bork/default.nix b/pkgs/development/python-modules/bork/default.nix
index 060ac57ae00ed..44fd6227a3337 100644
--- a/pkgs/development/python-modules/bork/default.nix
+++ b/pkgs/development/python-modules/bork/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python build and release management tool";
+    mainProgram = "bork";
     homepage = "https://github.com/duckinator/bork";
     maintainers = with maintainers; [ nicoo ];
     platforms = platforms.all;
diff --git a/pkgs/development/python-modules/bottle/default.nix b/pkgs/development/python-modules/bottle/default.nix
index 9e8d84950e5e6..8e89ce8d14cc3 100644
--- a/pkgs/development/python-modules/bottle/default.nix
+++ b/pkgs/development/python-modules/bottle/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://bottlepy.org/";
     description = "A fast and simple micro-framework for small web-applications";
+    mainProgram = "bottle.py";
     downloadPage = "https://github.com/bottlepy/bottle";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
diff --git a/pkgs/development/python-modules/breathe/default.nix b/pkgs/development/python-modules/breathe/default.nix
index 121777da32d8d..ca6c66261660c 100644
--- a/pkgs/development/python-modules/breathe/default.nix
+++ b/pkgs/development/python-modules/breathe/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Sphinx Doxygen renderer";
+    mainProgram = "breathe-apidoc";
     homepage = "https://github.com/michaeljones/breathe";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/bugz/default.nix b/pkgs/development/python-modules/bugz/default.nix
index f67be664c2274..894f2070c2316 100644
--- a/pkgs/development/python-modules/bugz/default.nix
+++ b/pkgs/development/python-modules/bugz/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/williamh/pybugz";
     description = "Command line interface for Bugzilla";
+    mainProgram = "bugz";
     license = licenses.gpl2;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/bugzilla/default.nix b/pkgs/development/python-modules/bugzilla/default.nix
index b671dbf70782c..e7b1db45a4ad9 100644
--- a/pkgs/development/python-modules/bugzilla/default.nix
+++ b/pkgs/development/python-modules/bugzilla/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/python-bugzilla/python-bugzilla";
     description = "Bugzilla XMLRPC access module";
+    mainProgram = "bugzilla";
     license = licenses.gpl2Plus;
     platforms = platforms.all;
     maintainers = with maintainers; [ pierron ];
diff --git a/pkgs/development/python-modules/buienradar/default.nix b/pkgs/development/python-modules/buienradar/default.nix
index ce7dba941ce71..23a19f89f2797 100644
--- a/pkgs/development/python-modules/buienradar/default.nix
+++ b/pkgs/development/python-modules/buienradar/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and CLI tools for interacting with buienradar";
+    mainProgram = "buienradar";
     homepage = "https://github.com/mjj4791/python-buienradar";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/buildcatrust/default.nix b/pkgs/development/python-modules/buildcatrust/default.nix
index e56d50fb9d4da..cf23c3dcde510 100644
--- a/pkgs/development/python-modules/buildcatrust/default.nix
+++ b/pkgs/development/python-modules/buildcatrust/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Build SSL/TLS trust stores";
+    mainProgram = "buildcatrust";
     homepage = "https://github.com/lukegb/buildcatrust";
     license = licenses.mit;
     maintainers = with maintainers; [ lukegb ];
diff --git a/pkgs/development/python-modules/buildout/default.nix b/pkgs/development/python-modules/buildout/default.nix
index ace2663479945..5a2f577d2b18e 100644
--- a/pkgs/development/python-modules/buildout/default.nix
+++ b/pkgs/development/python-modules/buildout/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A software build and configuration system";
+    mainProgram = "buildout";
     downloadPage = "https://github.com/buildout/buildout";
     homepage = "https://www.buildout.org";
     license = licenses.zpl21;
diff --git a/pkgs/development/python-modules/bumps/default.nix b/pkgs/development/python-modules/bumps/default.nix
index 57a739349d5cc..733494a8314ac 100644
--- a/pkgs/development/python-modules/bumps/default.nix
+++ b/pkgs/development/python-modules/bumps/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Data fitting with bayesian uncertainty analysis";
+    mainProgram = "bumps";
     homepage = "https://bumps.readthedocs.io/";
     changelog = "https://github.com/bumps/bumps/releases/tag/v${version}";
     license = licenses.publicDomain;
diff --git a/pkgs/development/python-modules/bundlewrap/default.nix b/pkgs/development/python-modules/bundlewrap/default.nix
index 7e811b2255a41..a13d5a9b73c3a 100644
--- a/pkgs/development/python-modules/bundlewrap/default.nix
+++ b/pkgs/development/python-modules/bundlewrap/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://bundlewrap.org/";
     description = "Easy, Concise and Decentralized Config management with Python";
+    mainProgram = "bw";
     license = [ licenses.gpl3 ] ;
     maintainers = with maintainers; [ wamserma ];
   };
diff --git a/pkgs/development/python-modules/bwapy/default.nix b/pkgs/development/python-modules/bwapy/default.nix
index 600fd1467b9c3..4f7fd7c7b17b7 100644
--- a/pkgs/development/python-modules/bwapy/default.nix
+++ b/pkgs/development/python-modules/bwapy/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ACEnglish/bwapy";
     description = "Python bindings to bwa mem aligner";
+    mainProgram = "bwamempy";
     license = licenses.mpl20;
     maintainers = with maintainers; [ ris ];
   };
diff --git a/pkgs/development/python-modules/bx-py-utils/default.nix b/pkgs/development/python-modules/bx-py-utils/default.nix
index 582bc6b8ca0c6..d66cfa62044d6 100644
--- a/pkgs/development/python-modules/bx-py-utils/default.nix
+++ b/pkgs/development/python-modules/bx-py-utils/default.nix
@@ -81,6 +81,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Various Python utility functions";
+    mainProgram = "publish";
     homepage = "https://github.com/boxine/bx_py_utils";
     changelog = "https://github.com/boxine/bx_py_utils/releases/tag/${src.rev}";
     license = lib.licenses.mit;
diff --git a/pkgs/development/python-modules/cachecontrol/default.nix b/pkgs/development/python-modules/cachecontrol/default.nix
index c40d0b8d4ee5e..8cfaaa5fa9b0f 100644
--- a/pkgs/development/python-modules/cachecontrol/default.nix
+++ b/pkgs/development/python-modules/cachecontrol/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Httplib2 caching for requests";
+    mainProgram = "doesitcache";
     homepage = "https://github.com/ionrock/cachecontrol";
     changelog = "https://github.com/psf/cachecontrol/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/cachier/default.nix b/pkgs/development/python-modules/cachier/default.nix
index 931279b5a9ac6..037f02b4d3ee1 100644
--- a/pkgs/development/python-modules/cachier/default.nix
+++ b/pkgs/development/python-modules/cachier/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/python-cachier/cachier";
     description = "Persistent, stale-free, local and cross-machine caching for functions";
+    mainProgram = "cachier";
     maintainers = with lib.maintainers; [ pbsds ];
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/cairosvg/default.nix b/pkgs/development/python-modules/cairosvg/default.nix
index 46c556818ee10..2a1817f9d33e6 100644
--- a/pkgs/development/python-modules/cairosvg/default.nix
+++ b/pkgs/development/python-modules/cairosvg/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
     homepage = "https://cairosvg.org";
     license = licenses.lgpl3Plus;
     description = "SVG converter based on Cairo";
+    mainProgram = "cairosvg";
     maintainers = with maintainers; [ ];
   };
 }
diff --git a/pkgs/development/python-modules/calmjs/default.nix b/pkgs/development/python-modules/calmjs/default.nix
index a605034b7a931..031ebfb493f8e 100644
--- a/pkgs/development/python-modules/calmjs/default.nix
+++ b/pkgs/development/python-modules/calmjs/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Framework for building toolchains and utilities for working with the Node.js ecosystem";
+    mainProgram = "calmjs";
     homepage = "https://github.com/calmjs/calmjs";
     license = licenses.gpl2;
     maintainers = with maintainers; [ onny ];
diff --git a/pkgs/development/python-modules/camelot/default.nix b/pkgs/development/python-modules/camelot/default.nix
index 392bdf9a7ec84..ae5a89e80166e 100644
--- a/pkgs/development/python-modules/camelot/default.nix
+++ b/pkgs/development/python-modules/camelot/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library to extract tabular data from PDFs";
+    mainProgram = "camelot";
     homepage = "http://camelot-py.readthedocs.io";
     changelog = "https://github.com/camelot-dev/camelot/blob/v${version}/HISTORY.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cantools/default.nix b/pkgs/development/python-modules/cantools/default.nix
index cb2b7f6fcce74..ed2345bfc3eca 100644
--- a/pkgs/development/python-modules/cantools/default.nix
+++ b/pkgs/development/python-modules/cantools/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools to work with CAN bus";
+    mainProgram = "cantools";
     homepage = "https://github.com/cantools/cantools";
     changelog = "https://github.com/cantools/cantools/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cart/default.nix b/pkgs/development/python-modules/cart/default.nix
index a0541fc1467f4..7373ac0691ccb 100644
--- a/pkgs/development/python-modules/cart/default.nix
+++ b/pkgs/development/python-modules/cart/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for the CaRT Neutering format";
+    mainProgram = "cart";
     homepage = "https://github.com/CybercentreCanada/cart";
     changelog = "https://github.com/CybercentreCanada/cart/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/cartopy/default.nix b/pkgs/development/python-modules/cartopy/default.nix
index f1f52eb9c987e..05529a9c00da4 100644
--- a/pkgs/development/python-modules/cartopy/default.nix
+++ b/pkgs/development/python-modules/cartopy/default.nix
@@ -83,6 +83,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Process geospatial data to create maps and perform analyses";
+    mainProgram = "feature_download";
     license = licenses.lgpl3Plus;
     homepage = "https://scitools.org.uk/cartopy/docs/latest/";
     maintainers = with maintainers; [ mredaelli ];
diff --git a/pkgs/development/python-modules/cbor2/default.nix b/pkgs/development/python-modules/cbor2/default.nix
index 2db51887e21f6..73f994cce5a8f 100644
--- a/pkgs/development/python-modules/cbor2/default.nix
+++ b/pkgs/development/python-modules/cbor2/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/agronholm/cbor2/releases/tag/${version}";
     description = "Python CBOR (de)serializer with extensive tag support";
+    mainProgram = "cbor2";
     homepage = "https://github.com/agronholm/cbor2";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/celery/default.nix b/pkgs/development/python-modules/celery/default.nix
index 587c17b3eca9a..b6bfefa99a283 100644
--- a/pkgs/development/python-modules/celery/default.nix
+++ b/pkgs/development/python-modules/celery/default.nix
@@ -103,6 +103,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Distributed task queue";
+    mainProgram = "celery";
     homepage = "https://github.com/celery/celery/";
     changelog = "https://github.com/celery/celery/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/cement/default.nix b/pkgs/development/python-modules/cement/default.nix
index 1d7f2d57cc1bf..cc71268dee0bb 100644
--- a/pkgs/development/python-modules/cement/default.nix
+++ b/pkgs/development/python-modules/cement/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CLI Application Framework for Python";
+    mainProgram = "cement";
     homepage = "https://builtoncement.com/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ eqyiel ];
diff --git a/pkgs/development/python-modules/censys/default.nix b/pkgs/development/python-modules/censys/default.nix
index 901f70dddd2e7..97b4f70853871 100644
--- a/pkgs/development/python-modules/censys/default.nix
+++ b/pkgs/development/python-modules/censys/default.nix
@@ -74,6 +74,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API wrapper for the Censys Search Engine (censys.io)";
+    mainProgram = "censys";
     homepage = "https://github.com/censys/censys-python";
     changelog = "https://github.com/censys/censys-python/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/cepa/default.nix b/pkgs/development/python-modules/cepa/default.nix
index 5e28aca3c6424..1b12ea1e5efbd 100644
--- a/pkgs/development/python-modules/cepa/default.nix
+++ b/pkgs/development/python-modules/cepa/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Controller library that allows applications to interact with Tor";
+    mainProgram = "tor-prompt";
     homepage = "https://github.com/onionshare/cepa";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ bbjubjub ];
diff --git a/pkgs/development/python-modules/cert-chain-resolver/default.nix b/pkgs/development/python-modules/cert-chain-resolver/default.nix
index b1cbde96ab385..de89116b4c92f 100644
--- a/pkgs/development/python-modules/cert-chain-resolver/default.nix
+++ b/pkgs/development/python-modules/cert-chain-resolver/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Resolve / obtain the certificate intermediates of a x509 certificate";
+    mainProgram = "cert-chain-resolver";
     homepage = "https://github.com/rkoopmans/python-certificate-chain-resolver";
     changelog = "https://github.com/rkoopmans/python-certificate-chain-resolver/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/certauth/default.nix b/pkgs/development/python-modules/certauth/default.nix
index c69eccf10cd61..efdd6c03b256b 100644
--- a/pkgs/development/python-modules/certauth/default.nix
+++ b/pkgs/development/python-modules/certauth/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple CertificateAuthority and host certificate creation, useful for man-in-the-middle HTTPS proxy";
+    mainProgram = "certauth";
     homepage = "https://github.com/ikreymer/certauth";
     license = licenses.mit;
     maintainers = with maintainers; [ Luflosi ];
diff --git a/pkgs/development/python-modules/certipy-ad/default.nix b/pkgs/development/python-modules/certipy-ad/default.nix
index 0b1d9de3360a7..794c35f4d75ce 100644
--- a/pkgs/development/python-modules/certipy-ad/default.nix
+++ b/pkgs/development/python-modules/certipy-ad/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and CLI tool to enumerate and abuse misconfigurations in Active Directory Certificate Services";
+    mainProgram = "certipy";
     homepage = "https://github.com/ly4k/Certipy";
     changelog = "https://github.com/ly4k/Certipy/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/certipy/default.nix b/pkgs/development/python-modules/certipy/default.nix
index 33bfc2f72e789..e0ee3b6319b77 100644
--- a/pkgs/development/python-modules/certipy/default.nix
+++ b/pkgs/development/python-modules/certipy/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/LLNL/certipy";
     description = "wrapper for pyOpenSSL";
+    mainProgram = "certipy";
     license = licenses.bsd3;
     maintainers = with maintainers; [ isgy ];
   };
diff --git a/pkgs/development/python-modules/certomancer/default.nix b/pkgs/development/python-modules/certomancer/default.nix
index 641941e7f38d6..4adb682f6dcef 100644
--- a/pkgs/development/python-modules/certomancer/default.nix
+++ b/pkgs/development/python-modules/certomancer/default.nix
@@ -92,6 +92,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly construct, mock & deploy PKI test configurations using simple declarative configuration";
+    mainProgram = "certomancer";
     homepage = "https://github.com/MatthiasValvekens/certomancer";
     license = licenses.mit;
     maintainers = with maintainers; [ wolfangaukang ];
diff --git a/pkgs/development/python-modules/cffsubr/default.nix b/pkgs/development/python-modules/cffsubr/default.nix
index e86277cf2782c..324145639a3a5 100644
--- a/pkgs/development/python-modules/cffsubr/default.nix
+++ b/pkgs/development/python-modules/cffsubr/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Standalone CFF subroutinizer based on AFDKO tx";
+    mainProgram = "cffsubr";
     homepage = "https://github.com/adobe-type-tools/cffsubr";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/cfn-flip/default.nix b/pkgs/development/python-modules/cfn-flip/default.nix
index d1fa5de4793de..bca9fbd06fbb7 100644
--- a/pkgs/development/python-modules/cfn-flip/default.nix
+++ b/pkgs/development/python-modules/cfn-flip/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for converting AWS CloudFormation templates between JSON and YAML formats";
+    mainProgram = "cfn-flip";
     homepage = "https://github.com/awslabs/aws-cfn-template-flip";
     license = licenses.asl20;
     maintainers = with maintainers; [ kamadorueda psyanticy ];
diff --git a/pkgs/development/python-modules/cfn-lint/default.nix b/pkgs/development/python-modules/cfn-lint/default.nix
index c98715f9ab027..e062ee7810566 100644
--- a/pkgs/development/python-modules/cfn-lint/default.nix
+++ b/pkgs/development/python-modules/cfn-lint/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks cloudformation for practices and behaviour that could potentially be improved";
+    mainProgram = "cfn-lint";
     homepage = "https://github.com/aws-cloudformation/cfn-lint";
     changelog = "https://github.com/aws-cloudformation/cfn-lint/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cgroup-utils/default.nix b/pkgs/development/python-modules/cgroup-utils/default.nix
index 2d65a03f68d0e..4dfd3901ef7f7 100644
--- a/pkgs/development/python-modules/cgroup-utils/default.nix
+++ b/pkgs/development/python-modules/cgroup-utils/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility tools for control groups of Linux";
+    mainProgram = "cgutil";
     maintainers = with maintainers; [ layus ];
     platforms = platforms.linux;
     license = licenses.gpl2;
diff --git a/pkgs/development/python-modules/chalice/default.nix b/pkgs/development/python-modules/chalice/default.nix
index 915e40544a824..5134f0ffa2f5e 100644
--- a/pkgs/development/python-modules/chalice/default.nix
+++ b/pkgs/development/python-modules/chalice/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Serverless Microframework for AWS";
+    mainProgram = "chalice";
     homepage = "https://github.com/aws/chalice";
     changelog = "https://github.com/aws/chalice/blob/${version}/CHANGELOG.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/chardet/default.nix b/pkgs/development/python-modules/chardet/default.nix
index 7c78de37d36d5..f0170eb641e3e 100644
--- a/pkgs/development/python-modules/chardet/default.nix
+++ b/pkgs/development/python-modules/chardet/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/chardet/chardet/releases/tag/${version}";
     description = "Universal encoding detector";
+    mainProgram = "chardetect";
     homepage = "https://github.com/chardet/chardet";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ domenkozar ];
diff --git a/pkgs/development/python-modules/charset-normalizer/default.nix b/pkgs/development/python-modules/charset-normalizer/default.nix
index 2f6c3533dd77e..2a6a13dc0bf88 100644
--- a/pkgs/development/python-modules/charset-normalizer/default.nix
+++ b/pkgs/development/python-modules/charset-normalizer/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for encoding and language detection";
+    mainProgram = "normalizer";
     homepage = "https://charset-normalizer.readthedocs.io/";
     changelog = "https://github.com/Ousret/charset_normalizer/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/chat-downloader/default.nix b/pkgs/development/python-modules/chat-downloader/default.nix
index 13434cc86d05b..fe35f5a52bd32 100644
--- a/pkgs/development/python-modules/chat-downloader/default.nix
+++ b/pkgs/development/python-modules/chat-downloader/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple tool used to retrieve chat messages from livestreams, videos, clips and past broadcasts";
+    mainProgram = "chat_downloader";
     homepage = "https://github.com/xenova/chat-downloader";
     changelog = "https://github.com/xenova/chat-downloader/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/check-manifest/default.nix b/pkgs/development/python-modules/check-manifest/default.nix
index 832cac1f7872b..1533329d5572e 100644
--- a/pkgs/development/python-modules/check-manifest/default.nix
+++ b/pkgs/development/python-modules/check-manifest/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Check MANIFEST.in in a Python source package for completeness";
+    mainProgram = "check-manifest";
     homepage = "https://github.com/mgedmin/check-manifest";
     changelog = "https://github.com/mgedmin/check-manifest/blob/${version}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/checkdmarc/default.nix b/pkgs/development/python-modules/checkdmarc/default.nix
index 6c261cff35fde..c39b704079316 100644
--- a/pkgs/development/python-modules/checkdmarc/default.nix
+++ b/pkgs/development/python-modules/checkdmarc/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A parser for SPF and DMARC DNS records";
+    mainProgram = "checkdmarc";
     homepage = "https://github.com/domainaware/checkdmarc";
     changelog = "https://github.com/domainaware/checkdmarc/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/cheroot/default.nix b/pkgs/development/python-modules/cheroot/default.nix
index 89d4d69b91614..602afd0f755f7 100644
--- a/pkgs/development/python-modules/cheroot/default.nix
+++ b/pkgs/development/python-modules/cheroot/default.nix
@@ -98,6 +98,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "High-performance, pure-Python HTTP";
+    mainProgram = "cheroot";
     homepage = "https://github.com/cherrypy/cheroot";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/cherrypy/default.nix b/pkgs/development/python-modules/cherrypy/default.nix
index 903be65bf068e..6d1fffbdedc95 100644
--- a/pkgs/development/python-modules/cherrypy/default.nix
+++ b/pkgs/development/python-modules/cherrypy/default.nix
@@ -137,6 +137,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Object-oriented HTTP framework";
+    mainProgram = "cherryd";
     homepage = "https://cherrypy.dev/";
     changelog = "https://github.com/cherrypy/cherrypy/blob/v${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/chevron/default.nix b/pkgs/development/python-modules/chevron/default.nix
index 48b1a5c5c1571..6a122ecf31e3a 100644
--- a/pkgs/development/python-modules/chevron/default.nix
+++ b/pkgs/development/python-modules/chevron/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/noahmorrison/chevron";
     description = "A python implementation of the mustache templating language";
+    mainProgram = "chevron";
     license = licenses.mit;
     maintainers = with maintainers; [ dhkl ];
   };
diff --git a/pkgs/development/python-modules/chromadb/default.nix b/pkgs/development/python-modules/chromadb/default.nix
index 37cc44da3f72d..6b1ad4dc6976f 100644
--- a/pkgs/development/python-modules/chromadb/default.nix
+++ b/pkgs/development/python-modules/chromadb/default.nix
@@ -154,6 +154,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The AI-native open-source embedding database";
+    mainProgram = "chroma";
     homepage = "https://github.com/chroma-core/chroma";
     changelog = "https://github.com/chroma-core/chroma/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/citeproc-py/default.nix b/pkgs/development/python-modules/citeproc-py/default.nix
index d46a6bdb70d67..264b0f3b34812 100644
--- a/pkgs/development/python-modules/citeproc-py/default.nix
+++ b/pkgs/development/python-modules/citeproc-py/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/brechtm/citeproc-py";
     description = "Citation Style Language (CSL) parser for Python";
+    mainProgram = "csl_unsorted";
     license = licenses.bsd2;
     maintainers = with maintainers; [ bcdarwin ];
   };
diff --git a/pkgs/development/python-modules/ckcc-protocol/default.nix b/pkgs/development/python-modules/ckcc-protocol/default.nix
index e9654b0e67d52..84f63752e2ae1 100644
--- a/pkgs/development/python-modules/ckcc-protocol/default.nix
+++ b/pkgs/development/python-modules/ckcc-protocol/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Communicate with your Coldcard using Python";
+    mainProgram = "ckcc";
     homepage = "https://github.com/Coldcard/ckcc-protocol";
     license = licenses.mit;
     maintainers = with maintainers; [ hkjn ];
diff --git a/pkgs/development/python-modules/clarifai/default.nix b/pkgs/development/python-modules/clarifai/default.nix
index 05a86d09ee772..123ee11eeeb90 100644
--- a/pkgs/development/python-modules/clarifai/default.nix
+++ b/pkgs/development/python-modules/clarifai/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Clarifai Python Utilities";
+    mainProgram = "clarifai";
     homepage = "https://github.com/Clarifai/clarifai-python";
     changelog = "https://github.com/Clarifai/clarifai-python/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/clevercsv/default.nix b/pkgs/development/python-modules/clevercsv/default.nix
index 6ad07d8ec62e8..fd8e4f61dceb9 100644
--- a/pkgs/development/python-modules/clevercsv/default.nix
+++ b/pkgs/development/python-modules/clevercsv/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CleverCSV is a Python package for handling messy CSV files";
+    mainProgram = "clevercsv";
     longDescription = ''
       CleverCSV is a Python package for handling messy CSV files. It provides
       a drop-in replacement for the builtin CSV module with improved dialect
diff --git a/pkgs/development/python-modules/clf/default.nix b/pkgs/development/python-modules/clf/default.nix
index d63079f725e2a..0dd3609197f85 100644
--- a/pkgs/development/python-modules/clf/default.nix
+++ b/pkgs/development/python-modules/clf/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ncrocfer/clf";
     description = "Command line tool to search snippets on Commandlinefu.com";
+    mainProgram = "clf";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
   };
diff --git a/pkgs/development/python-modules/cliche/default.nix b/pkgs/development/python-modules/cliche/default.nix
index e0657336a0936..b51801d8d2d3f 100644
--- a/pkgs/development/python-modules/cliche/default.nix
+++ b/pkgs/development/python-modules/cliche/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Build a simple command-line interface from your functions :computer:";
+    mainProgram = "cliche";
     homepage = "https://github.com/kootenpv/cliche";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/click-odoo/default.nix b/pkgs/development/python-modules/click-odoo/default.nix
index 2dd211d24a01d..b4cd69ed978af 100644
--- a/pkgs/development/python-modules/click-odoo/default.nix
+++ b/pkgs/development/python-modules/click-odoo/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Odoo scripting helper library";
+    mainProgram = "click-odoo";
     homepage = "https://github.com/acsone/click-odoo";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ yajo ];
diff --git a/pkgs/development/python-modules/clickhouse-cli/default.nix b/pkgs/development/python-modules/clickhouse-cli/default.nix
index 8abe4c1b3aa6a..170d152393039 100644
--- a/pkgs/development/python-modules/clickhouse-cli/default.nix
+++ b/pkgs/development/python-modules/clickhouse-cli/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A third-party client for the Clickhouse DBMS server";
+    mainProgram = "clickhouse-cli";
     homepage = "https://github.com/hatarist/clickhouse-cli";
     license = licenses.mit;
     maintainers = with maintainers; [ ivan-babrou ];
diff --git a/pkgs/development/python-modules/cloudsplaining/default.nix b/pkgs/development/python-modules/cloudsplaining/default.nix
index bb4340eec4c6d..7c559db4337ae 100644
--- a/pkgs/development/python-modules/cloudsplaining/default.nix
+++ b/pkgs/development/python-modules/cloudsplaining/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for AWS IAM security assessment";
+    mainProgram = "cloudsplaining";
     homepage = "https://github.com/salesforce/cloudsplaining";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/cocotb/default.nix b/pkgs/development/python-modules/cocotb/default.nix
index 22cc1ced77621..0e758490b8030 100644
--- a/pkgs/development/python-modules/cocotb/default.nix
+++ b/pkgs/development/python-modules/cocotb/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/cocotb/cocotb/releases/tag/v${version}";
     description = "Coroutine based cosimulation library for writing VHDL and Verilog testbenches in Python";
+    mainProgram = "cocotb-config";
     homepage = "https://github.com/cocotb/cocotb";
     license = licenses.bsd3;
     maintainers = with maintainers; [ matthuszagh jleightcap ];
diff --git a/pkgs/development/python-modules/codecov/default.nix b/pkgs/development/python-modules/codecov/default.nix
index c6af62860d4b6..ccc95b894f39a 100644
--- a/pkgs/development/python-modules/codecov/default.nix
+++ b/pkgs/development/python-modules/codecov/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python report uploader for Codecov";
+    mainProgram = "codecov";
     homepage = "https://codecov.io/";
     license = licenses.asl20;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/coinmetrics-api-client/default.nix b/pkgs/development/python-modules/coinmetrics-api-client/default.nix
index 5085489127ba8..421be646d19e7 100644
--- a/pkgs/development/python-modules/coinmetrics-api-client/default.nix
+++ b/pkgs/development/python-modules/coinmetrics-api-client/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Coin Metrics API v4 client library";
+    mainProgram = "coinmetrics";
     homepage = "https://coinmetrics.github.io/api-client-python/site/index.html";
     license = licenses.mit;
     maintainers = with maintainers; [ centromere ];
diff --git a/pkgs/development/python-modules/colorcet/default.nix b/pkgs/development/python-modules/colorcet/default.nix
index efee49934d875..7fe6f8fd84f2d 100644
--- a/pkgs/development/python-modules/colorcet/default.nix
+++ b/pkgs/development/python-modules/colorcet/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Collection of perceptually uniform colormaps";
+    mainProgram = "colorcet";
     homepage = "https://colorcet.pyviz.org";
     license = licenses.cc-by-40;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/coloredlogs/default.nix b/pkgs/development/python-modules/coloredlogs/default.nix
index edc708f93e062..3f4dd4188040c 100644
--- a/pkgs/development/python-modules/coloredlogs/default.nix
+++ b/pkgs/development/python-modules/coloredlogs/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Colored stream handler for Python's logging module";
+    mainProgram = "coloredlogs";
     homepage = "https://github.com/xolox/python-coloredlogs";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/colout/default.nix b/pkgs/development/python-modules/colout/default.nix
index e01193cd36ecc..6325b6be5bda9 100644
--- a/pkgs/development/python-modules/colout/default.nix
+++ b/pkgs/development/python-modules/colout/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Color Up Arbitrary Command Output";
+    mainProgram = "colout";
     homepage = "https://github.com/nojhan/colout";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ badele ];
diff --git a/pkgs/development/python-modules/commonmark/default.nix b/pkgs/development/python-modules/commonmark/default.nix
index bf6d74ea5f61c..a6cf342ba04e2 100644
--- a/pkgs/development/python-modules/commonmark/default.nix
+++ b/pkgs/development/python-modules/commonmark/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python parser for the CommonMark Markdown spec";
+    mainProgram = "cmark";
     homepage = "https://github.com/rolandshoemaker/CommonMark-py";
     license = licenses.bsd3;
   };
diff --git a/pkgs/development/python-modules/compiledb/default.nix b/pkgs/development/python-modules/compiledb/default.nix
index 25472793cce0e..a97db47ffdb74 100644
--- a/pkgs/development/python-modules/compiledb/default.nix
+++ b/pkgs/development/python-modules/compiledb/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for generating Clang's JSON Compilation Database files";
+    mainProgram = "compiledb";
     license = licenses.gpl3;
     homepage = "https://github.com/nickdiego/compiledb";
     maintainers = with maintainers; [ multun ];
diff --git a/pkgs/development/python-modules/compreffor/default.nix b/pkgs/development/python-modules/compreffor/default.nix
index f587a2963800d..9ab5590e4e3b9 100644
--- a/pkgs/development/python-modules/compreffor/default.nix
+++ b/pkgs/development/python-modules/compreffor/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CFF table subroutinizer for FontTools";
+    mainProgram = "compreffor";
     homepage = "https://github.com/googlefonts/compreffor";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/confight/default.nix b/pkgs/development/python-modules/confight/default.nix
index 5933ffc5d842d..718b0614b1113 100644
--- a/pkgs/development/python-modules/confight/default.nix
+++ b/pkgs/development/python-modules/confight/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python context manager for managing pid files";
+    mainProgram = "confight";
     homepage = "https://github.com/avature/confight";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ mkg20001 ];
diff --git a/pkgs/development/python-modules/connexion/default.nix b/pkgs/development/python-modules/connexion/default.nix
index aa5b58570478b..370d5044ee606 100644
--- a/pkgs/development/python-modules/connexion/default.nix
+++ b/pkgs/development/python-modules/connexion/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Swagger/OpenAPI First framework on top of Flask";
+    mainProgram = "connexion";
     homepage = "https://github.com/spec-first/connexion";
     changelog = "https://github.com/spec-first/connexion/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/controku/default.nix b/pkgs/development/python-modules/controku/default.nix
index 4fd2e762b9c4d..e2dd1d32b76a3 100644
--- a/pkgs/development/python-modules/controku/default.nix
+++ b/pkgs/development/python-modules/controku/default.nix
@@ -45,6 +45,7 @@ python3Packages.buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/benthetechguy/controku/releases/tag/${version}";
     description = "Control Roku devices from the comfort of your own desktop";
+    mainProgram = "controku";
     homepage = "https://github.com/benthetechguy/controku";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ mjm ];
diff --git a/pkgs/development/python-modules/convertdate/default.nix b/pkgs/development/python-modules/convertdate/default.nix
index 601799ba24e79..39a935e5e8501 100644
--- a/pkgs/development/python-modules/convertdate/default.nix
+++ b/pkgs/development/python-modules/convertdate/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utils for converting between date formats and calculating holidays";
+    mainProgram = "censusgeocode";
     homepage = "https://github.com/fitnr/convertdate";
     license = licenses.mit;
     maintainers = with maintainers; [ jluttine ];
diff --git a/pkgs/development/python-modules/cookiecutter/default.nix b/pkgs/development/python-modules/cookiecutter/default.nix
index 35e14b394e2e4..a1c957afb2007 100644
--- a/pkgs/development/python-modules/cookiecutter/default.nix
+++ b/pkgs/development/python-modules/cookiecutter/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/audreyr/cookiecutter";
     description = "A command-line utility that creates projects from project templates";
+    mainProgram = "cookiecutter";
     license = licenses.bsd3;
     maintainers = with maintainers; [ kragniz ];
   };
diff --git a/pkgs/development/python-modules/correctionlib/default.nix b/pkgs/development/python-modules/correctionlib/default.nix
index e378b71b43b83..23a8bee16d218 100644
--- a/pkgs/development/python-modules/correctionlib/default.nix
+++ b/pkgs/development/python-modules/correctionlib/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Provides a well-structured JSON data format for a wide variety of ad-hoc correction factors encountered in a typical HEP analysis";
+    mainProgram = "correction";
     homepage = "https://cms-nanoaod.github.io/correctionlib/";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ veprbl ];
diff --git a/pkgs/development/python-modules/corsair-scan/default.nix b/pkgs/development/python-modules/corsair-scan/default.nix
index 82ef32b2d7b3f..4d7190906b262 100644
--- a/pkgs/development/python-modules/corsair-scan/default.nix
+++ b/pkgs/development/python-modules/corsair-scan/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to check for Cross-Origin Resource Sharing (CORS) misconfigurations";
+    mainProgram = "corsair";
     homepage = "https://github.com/Santandersecurityresearch/corsair_scan";
     changelog = "https://github.com/Santandersecurityresearch/corsair_scan/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/cot/default.nix b/pkgs/development/python-modules/cot/default.nix
index ed40735a20639..e65bc8577e4b0 100644
--- a/pkgs/development/python-modules/cot/default.nix
+++ b/pkgs/development/python-modules/cot/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Common OVF Tool";
+    mainProgram = "cot";
     longDescription = ''
       COT (the Common OVF Tool) is a tool for editing Open Virtualization Format (.ovf, .ova) virtual appliances,
       with a focus on virtualized network appliances such as the Cisco CSR 1000V and Cisco IOS XRv platforms.
diff --git a/pkgs/development/python-modules/courlan/default.nix b/pkgs/development/python-modules/courlan/default.nix
index f6676d4b6896f..bd73aad1977d8 100644
--- a/pkgs/development/python-modules/courlan/default.nix
+++ b/pkgs/development/python-modules/courlan/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Clean, filter and sample URLs to optimize data collection";
+    mainProgram = "courlan";
     homepage = "https://github.com/adbar/courlan";
     changelog = "https://github.com/adbar/courlan/blob/v${version}/HISTORY.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/coveralls/default.nix b/pkgs/development/python-modules/coveralls/default.nix
index dd3aeb50afb8b..c1b144109bea8 100644
--- a/pkgs/development/python-modules/coveralls/default.nix
+++ b/pkgs/development/python-modules/coveralls/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Show coverage stats online via coveralls.io";
+    mainProgram = "coveralls";
     homepage = "https://github.com/coveralls-clients/coveralls-python";
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/cram/default.nix b/pkgs/development/python-modules/cram/default.nix
index 4006c4f28ef3c..4efc13b530382 100644
--- a/pkgs/development/python-modules/cram/default.nix
+++ b/pkgs/development/python-modules/cram/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A simple testing framework for command line applications";
+    mainProgram = "cram";
     homepage = "https://bitheap.org/cram/";
     license = lib.licenses.gpl2Plus;
     maintainers = with lib.maintainers; [ jluttine ];
diff --git a/pkgs/development/python-modules/crc/default.nix b/pkgs/development/python-modules/crc/default.nix
index 2ff39e63981bc..c8abe86e5ebf1 100644
--- a/pkgs/development/python-modules/crc/default.nix
+++ b/pkgs/development/python-modules/crc/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/Nicoretti/crc/releases/tag/${version}";
     description = "Python module for calculating and verifying predefined & custom CRC's";
+    mainProgram = "crc";
     homepage = "https://nicoretti.github.io/crc/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ jleightcap ];
diff --git a/pkgs/development/python-modules/credstash/default.nix b/pkgs/development/python-modules/credstash/default.nix
index 76859ec88ff82..8ed90b65f7a28 100644
--- a/pkgs/development/python-modules/credstash/default.nix
+++ b/pkgs/development/python-modules/credstash/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A utility for managing secrets in the cloud using AWS KMS and DynamoDB";
+    mainProgram = "credstash";
     homepage = "https://github.com/LuminalOSS/credstash";
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/criticality-score/default.nix b/pkgs/development/python-modules/criticality-score/default.nix
index e1ff875493646..ffea5ad31dad3 100644
--- a/pkgs/development/python-modules/criticality-score/default.nix
+++ b/pkgs/development/python-modules/criticality-score/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool for computing the Open Source Project Criticality Score.";
+    mainProgram = "criticality_score";
     homepage = "https://github.com/ossf/criticality_score";
     changelog = "https://github.com/ossf/criticality_score/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/crossplane/default.nix b/pkgs/development/python-modules/crossplane/default.nix
index 20b4d4204f4ca..d69708b8e212d 100644
--- a/pkgs/development/python-modules/crossplane/default.nix
+++ b/pkgs/development/python-modules/crossplane/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "NGINX configuration file parser and builder";
+    mainProgram = "crossplane";
     homepage = "https://github.com/nginxinc/crossplane";
     license = licenses.asl20;
     maintainers = with maintainers; [ kaction ];
diff --git a/pkgs/development/python-modules/crytic-compile/default.nix b/pkgs/development/python-modules/crytic-compile/default.nix
index 56dab1fbbb545..8ef955f56f8f3 100644
--- a/pkgs/development/python-modules/crytic-compile/default.nix
+++ b/pkgs/development/python-modules/crytic-compile/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Abstraction layer for smart contract build systems";
+    mainProgram = "crytic-compile";
     homepage = "https://github.com/crytic/crytic-compile";
     changelog = "https://github.com/crytic/crytic-compile/releases/tag/${version}";
     license = licenses.agpl3Plus;
diff --git a/pkgs/development/python-modules/css-html-js-minify/default.nix b/pkgs/development/python-modules/css-html-js-minify/default.nix
index 304624a90ca05..f84dfbcaaecb4 100644
--- a/pkgs/development/python-modules/css-html-js-minify/default.nix
+++ b/pkgs/development/python-modules/css-html-js-minify/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "StandAlone Async cross-platform Minifier for the Web";
+    mainProgram = "css-html-js-minify";
     homepage = "https://github.com/juancarlospaco/css-html-js-minify";
     license = with licenses; [ gpl3Plus lgpl3Plus mit ];
     maintainers = with maintainers; [ FlorianFranzen ];
diff --git a/pkgs/development/python-modules/cssbeautifier/default.nix b/pkgs/development/python-modules/cssbeautifier/default.nix
index 02f1de52af7e6..1fc1aeed84371 100644
--- a/pkgs/development/python-modules/cssbeautifier/default.nix
+++ b/pkgs/development/python-modules/cssbeautifier/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CSS unobfuscator and beautifier";
+    mainProgram = "css-beautify";
     homepage = "https://github.com/beautifier/js-beautify";
     changelog = "https://github.com/beautifier/js-beautify/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cssmin/default.nix b/pkgs/development/python-modules/cssmin/default.nix
index c9daf5d45827c..6ab7f590f6d24 100644
--- a/pkgs/development/python-modules/cssmin/default.nix
+++ b/pkgs/development/python-modules/cssmin/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python port of the YUI CSS compression algorithm";
+    mainProgram = "cssmin";
     homepage = "https://github.com/zacharyvoase/cssmin";
     license = licenses.bsd3;
   };
diff --git a/pkgs/development/python-modules/cu2qu/default.nix b/pkgs/development/python-modules/cu2qu/default.nix
index ddad0b741b1eb..67315205b7061 100644
--- a/pkgs/development/python-modules/cu2qu/default.nix
+++ b/pkgs/development/python-modules/cu2qu/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/googlefonts/cu2qu/releases/tag/v${version}";
     description = "Cubic-to-quadratic bezier curve conversion";
+    mainProgram = "cu2qu";
     homepage = "https://github.com/googlefonts/cu2qu";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/cvss/default.nix b/pkgs/development/python-modules/cvss/default.nix
index 120325a7b8e58..267cd94f41d8b 100644
--- a/pkgs/development/python-modules/cvss/default.nix
+++ b/pkgs/development/python-modules/cvss/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for CVSS2/3/4";
+    mainProgram = "cvss_calculator";
     homepage = "https://github.com/RedHatProductSecurity/cvss";
     changelog = "https://github.com/RedHatProductSecurity/cvss/releases/tag/v${version}";
     license = with licenses; [ lgpl3Plus ];
diff --git a/pkgs/development/python-modules/cwl-upgrader/default.nix b/pkgs/development/python-modules/cwl-upgrader/default.nix
index 874af6d659413..d3f3978dc0b79 100644
--- a/pkgs/development/python-modules/cwl-upgrader/default.nix
+++ b/pkgs/development/python-modules/cwl-upgrader/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to upgrade CWL syntax to a newer version";
+    mainProgram = "cwl-upgrader";
     homepage = "https://github.com/common-workflow-language/cwl-upgrader";
     changelog = "https://github.com/common-workflow-language/cwl-upgrader/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/cysignals/default.nix b/pkgs/development/python-modules/cysignals/default.nix
index fe0ca2e17a098..107b552a631c0 100644
--- a/pkgs/development/python-modules/cysignals/default.nix
+++ b/pkgs/development/python-modules/cysignals/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Interrupt and signal handling for Cython";
+    mainProgram = "cysignals-CSI";
     homepage = "https://github.com/sagemath/cysignals/";
     maintainers = teams.sage.members;
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/daphne/default.nix b/pkgs/development/python-modules/daphne/default.nix
index 70150799f5f05..1cb0a1998493e 100644
--- a/pkgs/development/python-modules/daphne/default.nix
+++ b/pkgs/development/python-modules/daphne/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Django ASGI (HTTP/WebSocket) server";
+    mainProgram = "daphne";
     homepage = "https://github.com/django/daphne";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/dask-mpi/default.nix b/pkgs/development/python-modules/dask-mpi/default.nix
index ed3215595c2b6..6ee614d23a939 100644
--- a/pkgs/development/python-modules/dask-mpi/default.nix
+++ b/pkgs/development/python-modules/dask-mpi/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deploy Dask using mpi4py";
+    mainProgram = "dask-mpi";
     homepage = "https://github.com/dask/dask-mpi";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/dask-yarn/default.nix b/pkgs/development/python-modules/dask-yarn/default.nix
index 044c70f64f899..acea511b24952 100644
--- a/pkgs/development/python-modules/dask-yarn/default.nix
+++ b/pkgs/development/python-modules/dask-yarn/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deploy dask on YARN clusters";
+    mainProgram = "dask-yarn";
     longDescription = ''Dask-Yarn deploys Dask on YARN clusters,
       such as are found in traditional Hadoop installations.
       Dask-Yarn provides an easy interface to quickly start,
diff --git a/pkgs/development/python-modules/dask/default.nix b/pkgs/development/python-modules/dask/default.nix
index 5fa73cea10f71..ac09f74c88f96 100644
--- a/pkgs/development/python-modules/dask/default.nix
+++ b/pkgs/development/python-modules/dask/default.nix
@@ -169,6 +169,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Minimal task scheduling abstraction";
+    mainProgram = "dask";
     homepage = "https://dask.org/";
     changelog = "https://docs.dask.org/en/latest/changelog.html";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/dataclass-wizard/default.nix b/pkgs/development/python-modules/dataclass-wizard/default.nix
index 603fd25e9b2a1..0cc0eed0f51fe 100644
--- a/pkgs/development/python-modules/dataclass-wizard/default.nix
+++ b/pkgs/development/python-modules/dataclass-wizard/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A set of simple, yet elegant wizarding tools for interacting with the Python dataclasses module";
+    mainProgram = "wiz";
     homepage = "https://github.com/rnag/dataclass-wizard";
     changelog = "https://github.com/rnag/dataclass-wizard/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/datasets/default.nix b/pkgs/development/python-modules/datasets/default.nix
index 0505ea7e13ccd..534a0083fbe37 100644
--- a/pkgs/development/python-modules/datasets/default.nix
+++ b/pkgs/development/python-modules/datasets/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Open-access datasets and evaluation metrics for natural language processing";
+    mainProgram = "datasets-cli";
     homepage = "https://github.com/huggingface/datasets";
     changelog = "https://github.com/huggingface/datasets/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/datasette/default.nix b/pkgs/development/python-modules/datasette/default.nix
index b89d5bbd06ee2..a3c43a528aab3 100644
--- a/pkgs/development/python-modules/datasette/default.nix
+++ b/pkgs/development/python-modules/datasette/default.nix
@@ -99,6 +99,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Multi-tool for exploring and publishing data";
+    mainProgram = "datasette";
     homepage = "https://datasette.io/";
     changelog = "https://github.com/simonw/datasette/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/datashader/default.nix b/pkgs/development/python-modules/datashader/default.nix
index cb0fb38ab9b7c..899da93bfc5d4 100644
--- a/pkgs/development/python-modules/datashader/default.nix
+++ b/pkgs/development/python-modules/datashader/default.nix
@@ -96,6 +96,7 @@ buildPythonPackage rec {
 
   meta = with lib;{
     description = "Data visualization toolchain based on aggregating into a grid";
+    mainProgram = "datashader";
     homepage = "https://datashader.org";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/debianbts/default.nix b/pkgs/development/python-modules/debianbts/default.nix
index 7d0a53e033bcc..013f8724067ce 100644
--- a/pkgs/development/python-modules/debianbts/default.nix
+++ b/pkgs/development/python-modules/debianbts/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to Debian's Bug Tracking System";
+    mainProgram = "debianbts";
     homepage = "https://github.com/venthur/python-debianbts";
     downloadPage = "https://pypi.org/project/python-debianbts/";
     changelog = "https://github.com/venthur/python-debianbts/blob/${version}/CHANGELOG.md";
diff --git a/pkgs/development/python-modules/debts/default.nix b/pkgs/development/python-modules/debts/default.nix
index 3128f71288322..c82a65500451b 100644
--- a/pkgs/development/python-modules/debts/default.nix
+++ b/pkgs/development/python-modules/debts/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "A simple library and cli-tool to help you solve some debts settlement scenarios";
+    mainProgram = "debts";
     license = licenses.beerware;
     maintainers = [ maintainers.symphorien ];
   };
diff --git a/pkgs/development/python-modules/deemix/default.nix b/pkgs/development/python-modules/deemix/default.nix
index ac0e0a9d469b1..d9eaddb7bf4a2 100644
--- a/pkgs/development/python-modules/deemix/default.nix
+++ b/pkgs/development/python-modules/deemix/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deezer downloader built from the ashes of Deezloader Remix";
+    mainProgram = "deemix";
     homepage = "https://git.freezerapp.xyz/RemixDev/deemix-py";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ natto1784 ];
diff --git a/pkgs/development/python-modules/deepdiff/default.nix b/pkgs/development/python-modules/deepdiff/default.nix
index 64cae1af74c1d..350ce76eca49e 100644
--- a/pkgs/development/python-modules/deepdiff/default.nix
+++ b/pkgs/development/python-modules/deepdiff/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deep Difference and Search of any Python object/data";
+    mainProgram = "deep";
     homepage = "https://github.com/seperman/deepdiff";
     changelog = "https://github.com/seperman/deepdiff/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/deepdish/default.nix b/pkgs/development/python-modules/deepdish/default.nix
index da73114835f82..7033e2f9f851d 100644
--- a/pkgs/development/python-modules/deepdish/default.nix
+++ b/pkgs/development/python-modules/deepdish/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Flexible HDF5 saving/loading and other data science tools from the University of Chicago.";
+    mainProgram = "ddls";
     homepage = "https://github.com/uchicago-cs/deepdish";
     license = licenses.asl20;
     maintainers = with maintainers; [ ndl ];
diff --git a/pkgs/development/python-modules/deepl/default.nix b/pkgs/development/python-modules/deepl/default.nix
index 4840329d75c91..aa4a0b2ed1e5e 100644
--- a/pkgs/development/python-modules/deepl/default.nix
+++ b/pkgs/development/python-modules/deepl/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A language translation API that allows other computer programs to send texts and documents to DeepL's servers and receive high-quality translations";
+    mainProgram = "deepl";
     homepage = "https://github.com/DeepLcom/deepl-python";
     changelog = "https://github.com/DeepLcom/deepl-python/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/dehinter/default.nix b/pkgs/development/python-modules/dehinter/default.nix
index 1775e01fa8c9e..276959b84b329 100644
--- a/pkgs/development/python-modules/dehinter/default.nix
+++ b/pkgs/development/python-modules/dehinter/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility for removing hinting data from TrueType and OpenType fonts";
+    mainProgram = "dehinter";
     homepage = "https://github.com/source-foundry/dehinter";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/deid/default.nix b/pkgs/development/python-modules/deid/default.nix
index 6927d656a9f20..5edfd4afc3417 100644
--- a/pkgs/development/python-modules/deid/default.nix
+++ b/pkgs/development/python-modules/deid/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Best-effort anonymization for medical images";
+    mainProgram = "deid";
     homepage = "https://pydicom.github.io/deid";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/demes/default.nix b/pkgs/development/python-modules/demes/default.nix
index 986bb7f9ac9f1..446407ce6fc2d 100644
--- a/pkgs/development/python-modules/demes/default.nix
+++ b/pkgs/development/python-modules/demes/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools for describing and manipulating demographic models";
+    mainProgram = "demes";
     homepage = "https://github.com/popsim-consortium/demes-python";
     license = licenses.isc;
     maintainers = with maintainers; [ alxsimon ];
diff --git a/pkgs/development/python-modules/demesdraw/default.nix b/pkgs/development/python-modules/demesdraw/default.nix
index 42e9fdc4c5f97..2672f87146854 100644
--- a/pkgs/development/python-modules/demesdraw/default.nix
+++ b/pkgs/development/python-modules/demesdraw/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Drawing functions for Demes demographic models";
+    mainProgram = "demesdraw";
     homepage = "https://github.com/grahamgower/demesdraw";
     license = licenses.isc;
     maintainers = with maintainers; [ alxsimon ];
diff --git a/pkgs/development/python-modules/demjson3/default.nix b/pkgs/development/python-modules/demjson3/default.nix
index 50668ec388344..6e83b001e6e1d 100644
--- a/pkgs/development/python-modules/demjson3/default.nix
+++ b/pkgs/development/python-modules/demjson3/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Encoder/decoder and lint/validator for JSON (JavaScript Object Notation)";
+    mainProgram = "jsonlint";
     homepage = "https://github.com/nielstron/demjson3/";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/diceware/default.nix b/pkgs/development/python-modules/diceware/default.nix
index ed6c77c6abc66..4f4094e2cf9c5 100644
--- a/pkgs/development/python-modules/diceware/default.nix
+++ b/pkgs/development/python-modules/diceware/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generates passphrases by concatenating words randomly picked from wordlists";
+    mainProgram = "diceware";
     homepage = "https://github.com/ulif/diceware";
     changelog = "https://github.com/ulif/diceware/blob/v${version}/CHANGES.rst";
     license = licenses.gpl3;
diff --git a/pkgs/development/python-modules/dicom2nifti/default.nix b/pkgs/development/python-modules/dicom2nifti/default.nix
index 8c716135a104f..f6dc8cd20a687 100644
--- a/pkgs/development/python-modules/dicom2nifti/default.nix
+++ b/pkgs/development/python-modules/dicom2nifti/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/icometrix/dicom2nifti";
     description = "Library for converting dicom files to nifti";
+    mainProgram = "dicom2nifti";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
   };
diff --git a/pkgs/development/python-modules/diffusers/default.nix b/pkgs/development/python-modules/diffusers/default.nix
index e0013dca841d1..fe5b9a04b273b 100644
--- a/pkgs/development/python-modules/diffusers/default.nix
+++ b/pkgs/development/python-modules/diffusers/default.nix
@@ -147,6 +147,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "State-of-the-art diffusion models for image and audio generation in PyTorch";
+    mainProgram = "diffusers-cli";
     homepage = "https://github.com/huggingface/diffusers";
     changelog = "https://github.com/huggingface/diffusers/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/dinghy/default.nix b/pkgs/development/python-modules/dinghy/default.nix
index 20d855bf0d262..f7f099b3bb1a7 100644
--- a/pkgs/development/python-modules/dinghy/default.nix
+++ b/pkgs/development/python-modules/dinghy/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A GitHub activity digest tool";
+    mainProgram = "dinghy";
     homepage = "https://github.com/nedbat/dinghy";
     changelog = "https://github.com/nedbat/dinghy/blob/${version}/CHANGELOG.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/dingz/default.nix b/pkgs/development/python-modules/dingz/default.nix
index 6ad22e7f4ced2..10354264861e0 100644
--- a/pkgs/development/python-modules/dingz/default.nix
+++ b/pkgs/development/python-modules/dingz/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for interacting with Dingz devices";
+    mainProgram = "dingz";
     homepage = "https://github.com/home-assistant-ecosystem/python-dingz";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/dirigera/default.nix b/pkgs/development/python-modules/dirigera/default.nix
index e56495f3899e1..fdbb4863293b2 100644
--- a/pkgs/development/python-modules/dirigera/default.nix
+++ b/pkgs/development/python-modules/dirigera/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for controlling the IKEA Dirigera Smart Home Hub";
+    mainProgram = "generate-token";
     homepage = "https://github.com/Leggin/dirigera";
     changelog = "https://github.com/Leggin/dirigera/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/dissect-shellitem/default.nix b/pkgs/development/python-modules/dissect-shellitem/default.nix
index 7b212feee0ce1..6ee624cc4256b 100644
--- a/pkgs/development/python-modules/dissect-shellitem/default.nix
+++ b/pkgs/development/python-modules/dissect-shellitem/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Dissect module implementing a parser for the Shellitem structures";
+    mainProgram = "parse-lnk";
     homepage = "https://github.com/fox-it/dissect.shellitem";
     changelog = "https://github.com/fox-it/dissect.shellitem/releases/tag/${version}";
     license = licenses.agpl3Only;
diff --git a/pkgs/development/python-modules/dissect-util/default.nix b/pkgs/development/python-modules/dissect-util/default.nix
index 255d64dc0ce99..d085d842b7119 100644
--- a/pkgs/development/python-modules/dissect-util/default.nix
+++ b/pkgs/development/python-modules/dissect-util/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Dissect module implementing various utility functions for the other Dissect modules";
+    mainProgram = "dump-nskeyedarchiver";
     homepage = "https://github.com/fox-it/dissect.util";
     changelog = "https://github.com/fox-it/dissect.util/releases/tag/${version}";
     license = licenses.agpl3Only;
diff --git a/pkgs/development/python-modules/distro/default.nix b/pkgs/development/python-modules/distro/default.nix
index 73ded7625dca0..e5755433414a1 100644
--- a/pkgs/development/python-modules/distro/default.nix
+++ b/pkgs/development/python-modules/distro/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/nir0s/distro";
     description = "Linux Distribution - a Linux OS platform information API.";
+    mainProgram = "distro";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/django-configurations/default.nix b/pkgs/development/python-modules/django-configurations/default.nix
index ba32b75764035..087ffab301391 100644
--- a/pkgs/development/python-modules/django-configurations/default.nix
+++ b/pkgs/development/python-modules/django-configurations/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A helper for organizing Django settings";
+    mainProgram = "django-cadmin";
     homepage = "https://django-configurations.readthedocs.io/";
     license = licenses.bsd0;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/django/4.nix b/pkgs/development/python-modules/django/4.nix
index d7b2097e2e7d2..354958c0452cd 100644
--- a/pkgs/development/python-modules/django/4.nix
+++ b/pkgs/development/python-modules/django/4.nix
@@ -143,6 +143,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://docs.djangoproject.com/en/${lib.versions.majorMinor version}/releases/${version}/";
     description = "A high-level Python Web framework that encourages rapid development and clean, pragmatic design.";
+    mainProgram = "django-admin";
     homepage = "https://www.djangoproject.com";
     license = licenses.bsd3;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/dns-lexicon/default.nix b/pkgs/development/python-modules/dns-lexicon/default.nix
index 6cc982c5df532..b9647c5ed804d 100644
--- a/pkgs/development/python-modules/dns-lexicon/default.nix
+++ b/pkgs/development/python-modules/dns-lexicon/default.nix
@@ -110,6 +110,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Manipulate DNS records on various DNS providers in a standardized way";
+    mainProgram = "lexicon";
     homepage = "https://github.com/AnalogJ/lexicon";
     changelog = "https://github.com/AnalogJ/lexicon/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/doc8/default.nix b/pkgs/development/python-modules/doc8/default.nix
index 915918bc54b64..48c00b0d5cc3f 100644
--- a/pkgs/development/python-modules/doc8/default.nix
+++ b/pkgs/development/python-modules/doc8/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Style checker for Sphinx (or other) RST documentation";
+    mainProgram = "doc8";
     homepage = "https://github.com/pycqa/doc8";
     changelog = "https://github.com/PyCQA/doc8/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/docformatter/default.nix b/pkgs/development/python-modules/docformatter/default.nix
index 5e0240034413c..517b777735d78 100644
--- a/pkgs/development/python-modules/docformatter/default.nix
+++ b/pkgs/development/python-modules/docformatter/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/PyCQA/docformatter/blob/${src.rev}/CHANGELOG.md";
     description = "Formats docstrings to follow PEP 257";
+    mainProgram = "docformatter";
     homepage = "https://github.com/myint/docformatter";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/docstr-coverage/default.nix b/pkgs/development/python-modules/docstr-coverage/default.nix
index ba0945ad15af5..b9a6080fa7df8 100644
--- a/pkgs/development/python-modules/docstr-coverage/default.nix
+++ b/pkgs/development/python-modules/docstr-coverage/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Docstring coverage analysis and rating for Python";
+    mainProgram = "docstr-coverage";
     homepage = "https://github.com/HunterMcGushion/docstr_coverage";
     changelog = "https://github.com/HunterMcGushion/docstr_coverage/blob/master/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/docx2txt/default.nix b/pkgs/development/python-modules/docx2txt/default.nix
index 6b3c2777d78c7..97c7f2b77692d 100644
--- a/pkgs/development/python-modules/docx2txt/default.nix
+++ b/pkgs/development/python-modules/docx2txt/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure python-based utility to extract text and images from docx files";
+    mainProgram = "docx2txt";
     homepage = "https://github.com/ankushshah89/python-docx2txt";
     license = licenses.mit;
     maintainers = with maintainers; [ ilkecan ];
diff --git a/pkgs/development/python-modules/dodgy/default.nix b/pkgs/development/python-modules/dodgy/default.nix
index 161e23f648a59..ada91ac3181e4 100644
--- a/pkgs/development/python-modules/dodgy/default.nix
+++ b/pkgs/development/python-modules/dodgy/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Looks at Python code to search for things which look \"dodgy\" such as passwords or diffs";
+    mainProgram = "dodgy";
     homepage = "https://github.com/landscapeio/dodgy";
     license = licenses.mit;
     maintainers = with maintainers; [
diff --git a/pkgs/development/python-modules/doit/default.nix b/pkgs/development/python-modules/doit/default.nix
index 190219cf1c0c0..f855de38ffa2a 100644
--- a/pkgs/development/python-modules/doit/default.nix
+++ b/pkgs/development/python-modules/doit/default.nix
@@ -57,6 +57,7 @@ let doit = buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pydoit.org/";
     description = "A task management & automation tool";
+    mainProgram = "doit";
     license = licenses.mit;
     longDescription = ''
       doit is a modern open-source build-tool written in python
diff --git a/pkgs/development/python-modules/dot2tex/default.nix b/pkgs/development/python-modules/dot2tex/default.nix
index f722c80bdad75..fdf7705469eee 100644
--- a/pkgs/development/python-modules/dot2tex/default.nix
+++ b/pkgs/development/python-modules/dot2tex/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert graphs generated by Graphviz to LaTeX friendly formats";
+    mainProgram = "dot2tex";
     homepage = "https://github.com/kjellmf/dot2tex";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/downloader-cli/default.nix b/pkgs/development/python-modules/downloader-cli/default.nix
index e6334daff641e..248bafca3967d 100644
--- a/pkgs/development/python-modules/downloader-cli/default.nix
+++ b/pkgs/development/python-modules/downloader-cli/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Downloader with an awesome customizable progressbar";
+    mainProgram = "dw";
     homepage = "https://github.com/deepjyoti30/downloader-cli";
     changelog = "https://github.com/deepjyoti30/downloader-cli/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/dploot/default.nix b/pkgs/development/python-modules/dploot/default.nix
index fc60abddc69f7..a030484d2d755 100644
--- a/pkgs/development/python-modules/dploot/default.nix
+++ b/pkgs/development/python-modules/dploot/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/zblurx/dploot";
     description = "DPAPI looting remotely in Python";
+    mainProgram = "dploot";
     changelog = "https://github.com/zblurx/dploot/releases/tag/${version}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ vncsb ];
diff --git a/pkgs/development/python-modules/dronecan/default.nix b/pkgs/development/python-modules/dronecan/default.nix
index ccc2800406515..49c5dbb51db42 100644
--- a/pkgs/development/python-modules/dronecan/default.nix
+++ b/pkgs/development/python-modules/dronecan/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the DroneCAN v1 protocol stack";
+    mainProgram = "dronecan_bridge.py";
     longDescription = ''
       DroneCAN is a lightweight protocol designed for reliable communication in aerospace and robotic applications via CAN bus.
     '';
diff --git a/pkgs/development/python-modules/ds-store/default.nix b/pkgs/development/python-modules/ds-store/default.nix
index 6436fc478addd..70fc1198916d1 100644
--- a/pkgs/development/python-modules/ds-store/default.nix
+++ b/pkgs/development/python-modules/ds-store/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/al45tair/ds_store";
     description = "Manipulate Finder .DS_Store files from Python";
+    mainProgram = "ds_store";
     license = licenses.mit;
     maintainers = with maintainers; [ prusnak ];
   };
diff --git a/pkgs/development/python-modules/ds4drv/default.nix b/pkgs/development/python-modules/ds4drv/default.nix
index a28c2d8608852..ab08f7b9c2ed8 100644
--- a/pkgs/development/python-modules/ds4drv/default.nix
+++ b/pkgs/development/python-modules/ds4drv/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Userspace driver for the DualShock 4 controller";
+    mainProgram = "ds4drv";
     homepage = "https://github.com/chrippa/ds4drv";
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/dsmr-parser/default.nix b/pkgs/development/python-modules/dsmr-parser/default.nix
index 33090ff4be7c7..952b6ea1bc91f 100644
--- a/pkgs/development/python-modules/dsmr-parser/default.nix
+++ b/pkgs/development/python-modules/dsmr-parser/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to parse Dutch Smart Meter Requirements (DSMR)";
+    mainProgram = "dsmr_console";
     homepage = "https://github.com/ndokter/dsmr_parser";
     changelog = "https://github.com/ndokter/dsmr_parser/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/dsnap/default.nix b/pkgs/development/python-modules/dsnap/default.nix
index c93793018c4fc..d67cb02aa1123 100644
--- a/pkgs/development/python-modules/dsnap/default.nix
+++ b/pkgs/development/python-modules/dsnap/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility for downloading and mounting EBS snapshots using the EBS Direct API's";
+    mainProgram = "dsnap";
     homepage = "https://github.com/RhinoSecurityLabs/dsnap";
     changelog = "https://github.com/RhinoSecurityLabs/dsnap/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/dtw-python/default.nix b/pkgs/development/python-modules/dtw-python/default.nix
index 6a35cb9d1fa33..11164736a2c0d 100644
--- a/pkgs/development/python-modules/dtw-python/default.nix
+++ b/pkgs/development/python-modules/dtw-python/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python port of R's Comprehensive Dynamic Time Warp algorithms package";
+    mainProgram = "dtw";
     homepage = "https://github.com/DynamicTimeWarping/dtw-python";
     changelog = "https://github.com/DynamicTimeWarping/dtw-python/blob/${src.rev}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/duckduckgo-search/default.nix b/pkgs/development/python-modules/duckduckgo-search/default.nix
index 76447627c4c53..383d83bf47076 100644
--- a/pkgs/development/python-modules/duckduckgo-search/default.nix
+++ b/pkgs/development/python-modules/duckduckgo-search/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python CLI and library for searching for words, documents, images, videos, news, maps and text translation using the DuckDuckGo.com search engine";
+    mainProgram = "ddgs";
     homepage = "https://github.com/deedy5/duckduckgo_search";
     changelog = "https://github.com/deedy5/duckduckgo_search/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/duecredit/default.nix b/pkgs/development/python-modules/duecredit/default.nix
index 1e24f91129208..582d572a44203 100644
--- a/pkgs/development/python-modules/duecredit/default.nix
+++ b/pkgs/development/python-modules/duecredit/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/duecredit/duecredit";
     description = "Simple framework to embed references in code";
+    mainProgram = "duecredit";
     changelog = "https://github.com/duecredit/duecredit/releases/tag/${version}";
     license = licenses.bsd2;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/dunamai/default.nix b/pkgs/development/python-modules/dunamai/default.nix
index 7cbd3ea50efcc..385e5dba9ce10 100644
--- a/pkgs/development/python-modules/dunamai/default.nix
+++ b/pkgs/development/python-modules/dunamai/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Dynamic version generation";
+    mainProgram = "dunamai";
     homepage = "https://github.com/mtkennerly/dunamai";
     changelog = "https://github.com/mtkennerly/dunamai/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/durus/default.nix b/pkgs/development/python-modules/durus/default.nix
index 456ae010d63c1..096007c97b212 100644
--- a/pkgs/development/python-modules/durus/default.nix
+++ b/pkgs/development/python-modules/durus/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Object persistence layer";
+    mainProgram = "durus";
     homepage = "https://github.com/nascheme/durus";
     license = licenses.mit;
     maintainers = with maintainers; [ grindhold ];
diff --git a/pkgs/development/python-modules/dvc-data/default.nix b/pkgs/development/python-modules/dvc-data/default.nix
index 86f8cf2483e55..2020dc96fad76 100644
--- a/pkgs/development/python-modules/dvc-data/default.nix
+++ b/pkgs/development/python-modules/dvc-data/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "DVC's data management subsystem";
+    mainProgram = "dvc-data";
     homepage = "https://github.com/iterative/dvc-data";
     changelog = "https://github.com/iterative/dvc-data/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/dvc/default.nix b/pkgs/development/python-modules/dvc/default.nix
index d05a37f7ad798..a60a53aa13cd1 100644
--- a/pkgs/development/python-modules/dvc/default.nix
+++ b/pkgs/development/python-modules/dvc/default.nix
@@ -166,6 +166,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Version Control System for Machine Learning Projects";
+    mainProgram = "dvc";
     homepage = "https://dvc.org";
     changelog = "https://github.com/iterative/dvc/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/easyocr/default.nix b/pkgs/development/python-modules/easyocr/default.nix
index 1199f75c450d0..18d76f8e67663 100644
--- a/pkgs/development/python-modules/easyocr/default.nix
+++ b/pkgs/development/python-modules/easyocr/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ready-to-use OCR with 80+ supported languages and all popular writing scripts";
+    mainProgram = "easyocr";
     homepage = "https://github.com/JaidedAI/EasyOCR";
     changelog = "https://github.com/JaidedAI/EasyOCR/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/ed25519-blake2b/default.nix b/pkgs/development/python-modules/ed25519-blake2b/default.nix
index 2783662ad2cfd..1260261adf46f 100644
--- a/pkgs/development/python-modules/ed25519-blake2b/default.nix
+++ b/pkgs/development/python-modules/ed25519-blake2b/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ed25519 public-key signatures (BLAKE2b fork)";
+    mainProgram = "edsig";
     homepage = "https://github.com/Matoking/python-ed25519-blake2b";
     changelog = "https://github.com/Matoking/python-ed25519-blake2b/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ed25519/default.nix b/pkgs/development/python-modules/ed25519/default.nix
index 1ebfdcfc844d5..7b2c20c39a042 100644
--- a/pkgs/development/python-modules/ed25519/default.nix
+++ b/pkgs/development/python-modules/ed25519/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ed25519 public-key signatures";
+    mainProgram = "edsig";
     homepage = "https://github.com/warner/python-ed25519";
     license = licenses.mit;
     maintainers = with maintainers; [ np ];
diff --git a/pkgs/development/python-modules/edalize/default.nix b/pkgs/development/python-modules/edalize/default.nix
index 0005a4cb2e630..7c037a842e6b8 100644
--- a/pkgs/development/python-modules/edalize/default.nix
+++ b/pkgs/development/python-modules/edalize/default.nix
@@ -96,6 +96,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Abstraction library for interfacing EDA tools";
+    mainProgram = "el_docker";
     homepage = "https://github.com/olofk/edalize";
     changelog = "https://github.com/olofk/edalize/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/editorconfig/default.nix b/pkgs/development/python-modules/editorconfig/default.nix
index f55442b2f584e..f074fcc4634af 100644
--- a/pkgs/development/python-modules/editorconfig/default.nix
+++ b/pkgs/development/python-modules/editorconfig/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "EditorConfig File Locator and Interpreter for Python";
+    mainProgram = "editorconfig";
     homepage = "https://github.com/editorconfig/editorconfig-core-py";
     license = licenses.psfl;
     maintainers = with maintainers; [ nickcao ];
diff --git a/pkgs/development/python-modules/eggdeps/default.nix b/pkgs/development/python-modules/eggdeps/default.nix
index 006e096b44d1f..5ce1552c519c1 100644
--- a/pkgs/development/python-modules/eggdeps/default.nix
+++ b/pkgs/development/python-modules/eggdeps/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool which computes a dependency graph between active Python eggs";
+    mainProgram = "eggdeps";
     homepage = "http://thomas-lotze.de/en/software/eggdeps/";
     license = licenses.zpl20;
   };
diff --git a/pkgs/development/python-modules/eliot/default.nix b/pkgs/development/python-modules/eliot/default.nix
index 2362aa747c50e..4bf4f45a29cbd 100644
--- a/pkgs/development/python-modules/eliot/default.nix
+++ b/pkgs/development/python-modules/eliot/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://eliot.readthedocs.io";
     description = "Logging library that tells you why it happened";
+    mainProgram = "eliot-prettyprint";
     license = licenses.asl20;
     maintainers = with maintainers; [ dpausp ];
   };
diff --git a/pkgs/development/python-modules/eliqonline/default.nix b/pkgs/development/python-modules/eliqonline/default.nix
index b972d6addd258..3d3261071bbc1 100644
--- a/pkgs/development/python-modules/eliqonline/default.nix
+++ b/pkgs/development/python-modules/eliqonline/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client to the Eliq Online API";
+    mainProgram = "eliqonline";
     homepage = "https://github.com/molobrakos/eliqonline";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/elmax/default.nix b/pkgs/development/python-modules/elmax/default.nix
index 6391e86a56700..a538be01ae9dd 100644
--- a/pkgs/development/python-modules/elmax/default.nix
+++ b/pkgs/development/python-modules/elmax/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API client for the Elmax Cloud services";
+    mainProgram = "poetry-template";
     homepage = "https://github.com/home-assistant-ecosystem/python-elmax";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/email-validator/default.nix b/pkgs/development/python-modules/email-validator/default.nix
index 0f176e45fd077..26bc0a9e92fad 100644
--- a/pkgs/development/python-modules/email-validator/default.nix
+++ b/pkgs/development/python-modules/email-validator/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Email syntax and deliverability validation library";
+    mainProgram = "email_validator";
     homepage = "https://github.com/JoshData/python-email-validator";
     changelog = "https://github.com/JoshData/python-email-validator/releases/tag/v${version}";
     license = licenses.cc0;
diff --git a/pkgs/development/python-modules/empy/default.nix b/pkgs/development/python-modules/empy/default.nix
index ffae39669ad40..123e098efff7e 100644
--- a/pkgs/development/python-modules/empy/default.nix
+++ b/pkgs/development/python-modules/empy/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "http://www.alcyone.com/software/empy/";
     description = "A templating system for Python.";
+    mainProgram = "em.py";
     maintainers = with maintainers; [ nkalupahana ];
     license = licenses.lgpl21Only;
   };
diff --git a/pkgs/development/python-modules/emv/default.nix b/pkgs/development/python-modules/emv/default.nix
index a06cb2b3f44a0..c7be7ba9e7fa6 100644
--- a/pkgs/development/python-modules/emv/default.nix
+++ b/pkgs/development/python-modules/emv/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Implementation of the EMV chip-and-pin smartcard protocol";
+    mainProgram = "emvtool";
     homepage = "https://github.com/russss/python-emv";
     license = licenses.mit;
     maintainers = with maintainers; [ lukegb ];
diff --git a/pkgs/development/python-modules/enocean/default.nix b/pkgs/development/python-modules/enocean/default.nix
index 02db2a6964098..925c87ed3f8eb 100644
--- a/pkgs/development/python-modules/enocean/default.nix
+++ b/pkgs/development/python-modules/enocean/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "EnOcean serial protocol implementation";
+    mainProgram = "enocean_example.py";
     homepage = "https://github.com/kipe/enocean";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/envs/default.nix b/pkgs/development/python-modules/envs/default.nix
index ce1a07dda3f2d..b22660efb6f67 100644
--- a/pkgs/development/python-modules/envs/default.nix
+++ b/pkgs/development/python-modules/envs/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy access to environment variables from Python";
+    mainProgram = "envs";
     homepage = "https://github.com/capless/envs";
     license = licenses.asl20;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/ephemeral-port-reserve/default.nix b/pkgs/development/python-modules/ephemeral-port-reserve/default.nix
index 76d14e191cac2..09db4df764d64 100644
--- a/pkgs/development/python-modules/ephemeral-port-reserve/default.nix
+++ b/pkgs/development/python-modules/ephemeral-port-reserve/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Find an unused port, reliably";
+    mainProgram = "ephemeral-port-reserve";
     homepage = "https://github.com/Yelp/ephemeral-port-reserve/";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/eradicate/default.nix b/pkgs/development/python-modules/eradicate/default.nix
index 511f8d17ecbe1..10fed495d6eae 100644
--- a/pkgs/development/python-modules/eradicate/default.nix
+++ b/pkgs/development/python-modules/eradicate/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to remove commented-out code from Python files";
+    mainProgram = "eradicate";
     homepage = "https://github.com/myint/eradicate";
     changelog = "https://github.com/wemake-services/eradicate/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/espeak-phonemizer/default.nix b/pkgs/development/python-modules/espeak-phonemizer/default.nix
index 42eb17326921e..5b9352905374e 100644
--- a/pkgs/development/python-modules/espeak-phonemizer/default.nix
+++ b/pkgs/development/python-modules/espeak-phonemizer/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/rhasspy/espeak-phonemizer/releases/tag/v${version}";
     description = "Uses ctypes and libespeak-ng to transform test into IPA phonemes";
+    mainProgram = "espeak-phonemizer";
     homepage = "https://github.com/rhasspy/espeak-phonemizer";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/esprima/default.nix b/pkgs/development/python-modules/esprima/default.nix
index 9f03e8a1e8772..774288c699438 100644
--- a/pkgs/development/python-modules/esprima/default.nix
+++ b/pkgs/development/python-modules/esprima/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python parser for standard-compliant ECMAScript";
+    mainProgram = "esprima";
     homepage = "https://github.com/Kronuz/esprima-python";
     license = licenses.bsd2;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ete3/default.nix b/pkgs/development/python-modules/ete3/default.nix
index 4cc241430c474..f36128784dad6 100644
--- a/pkgs/development/python-modules/ete3/default.nix
+++ b/pkgs/development/python-modules/ete3/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python framework for the analysis and visualization of trees";
+    mainProgram = "ete3";
     homepage = "http://etetoolkit.org/";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ delehef ];
diff --git a/pkgs/development/python-modules/execnb/default.nix b/pkgs/development/python-modules/execnb/default.nix
index ef915d912a919..56b1bf1388ed9 100644
--- a/pkgs/development/python-modules/execnb/default.nix
+++ b/pkgs/development/python-modules/execnb/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/fastai/execnb";
     description = "Execute a jupyter notebook, fast, without needing jupyter";
+    mainProgram = "exec_nb";
     license = licenses.asl20;
     maintainers = with maintainers; [ rxiao ];
   };
diff --git a/pkgs/development/python-modules/executor/default.nix b/pkgs/development/python-modules/executor/default.nix
index c9500d6f278be..40d15a9fa594d 100644
--- a/pkgs/development/python-modules/executor/default.nix
+++ b/pkgs/development/python-modules/executor/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/xolox/python-executor/blob/${version}/CHANGELOG.rst";
     description = "Programmer friendly subprocess wrapper";
+    mainProgram = "executor";
     homepage = "https://github.com/xolox/python-executor";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/exifread/default.nix b/pkgs/development/python-modules/exifread/default.nix
index 6c2a1847782a3..31edf9707eba2 100644
--- a/pkgs/development/python-modules/exifread/default.nix
+++ b/pkgs/development/python-modules/exifread/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy to use Python module to extract Exif metadata from tiff and jpeg files";
+    mainProgram = "EXIF.py";
     homepage    = "https://github.com/ianare/exif-py";
     license     = licenses.bsd0;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/extractcode/default.nix b/pkgs/development/python-modules/extractcode/default.nix
index 612ee8b843756..55027f8813c14 100644
--- a/pkgs/development/python-modules/extractcode/default.nix
+++ b/pkgs/development/python-modules/extractcode/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Universal archive extractor using z7zip, libarchive, other libraries and the Python standard library";
+    mainProgram = "extractcode";
     homepage = "https://github.com/nexB/extractcode";
     changelog = "https://github.com/nexB/extractcode/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/extruct/default.nix b/pkgs/development/python-modules/extruct/default.nix
index 64873c94d3244..0673643de0db5 100644
--- a/pkgs/development/python-modules/extruct/default.nix
+++ b/pkgs/development/python-modules/extruct/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Extract embedded metadata from HTML markup";
+    mainProgram = "extruct";
     homepage = "https://github.com/scrapinghub/extruct";
     changelog = "https://github.com/scrapinghub/extruct/blob/v${version}/HISTORY.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/eyed3/default.nix b/pkgs/development/python-modules/eyed3/default.nix
index 9c29db7fa8372..7717ba2601cde 100644
--- a/pkgs/development/python-modules/eyed3/default.nix
+++ b/pkgs/development/python-modules/eyed3/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python module and command line program for processing ID3 tags";
+    mainProgram = "eyeD3";
     homepage    = "https://eyed3.nicfit.net/";
     license     = licenses.gpl2;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/python-modules/ezdxf/default.nix b/pkgs/development/python-modules/ezdxf/default.nix
index e0c7b76d1e61e..3619db37b8129 100644
--- a/pkgs/development/python-modules/ezdxf/default.nix
+++ b/pkgs/development/python-modules/ezdxf/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to read and write DXF drawings (interface to the DXF file format)";
+    mainProgram = "ezdxf";
     homepage = "https://github.com/mozman/ezdxf/";
     license = licenses.mit;
     maintainers = with maintainers; [ hodapp ];
diff --git a/pkgs/development/python-modules/f90nml/default.nix b/pkgs/development/python-modules/f90nml/default.nix
index 2e9610bb353ed..ad2d1c8c604d0 100644
--- a/pkgs/development/python-modules/f90nml/default.nix
+++ b/pkgs/development/python-modules/f90nml/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for working with Fortran Namelists";
+    mainProgram = "f90nml";
     homepage = "https://f90nml.readthedocs.io";
     license = licenses.asl20;
     maintainers = with maintainers; [ loicreynier ];
diff --git a/pkgs/development/python-modules/fabric/default.nix b/pkgs/development/python-modules/fabric/default.nix
index 04cc53f28b7d8..3494c89517122 100644
--- a/pkgs/development/python-modules/fabric/default.nix
+++ b/pkgs/development/python-modules/fabric/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pythonic remote execution";
+    mainProgram = "fab";
     homepage = "https://www.fabfile.org/";
     license = licenses.bsd2;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/fairscale/default.nix b/pkgs/development/python-modules/fairscale/default.nix
index 42a7da74f9bcf..3041ac51de6aa 100644
--- a/pkgs/development/python-modules/fairscale/default.nix
+++ b/pkgs/development/python-modules/fairscale/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "PyTorch extensions for high performance and large scale training";
+    mainProgram = "wgit";
     homepage = "https://github.com/facebookresearch/fairscale";
     changelog = "https://github.com/facebookresearch/fairscale/releases/tag/v${version}";
     license = with licenses; [ mit asl20 bsd3 ];
diff --git a/pkgs/development/python-modules/faker/default.nix b/pkgs/development/python-modules/faker/default.nix
index 68e0e4e3b5ea4..a386d890746b3 100644
--- a/pkgs/development/python-modules/faker/default.nix
+++ b/pkgs/development/python-modules/faker/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for generating fake user data";
+    mainProgram = "faker";
     homepage = "http://faker.rtfd.org";
     license = licenses.mit;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/python-modules/faraday-plugins/default.nix b/pkgs/development/python-modules/faraday-plugins/default.nix
index f2feca436503f..6919123258da7 100644
--- a/pkgs/development/python-modules/faraday-plugins/default.nix
+++ b/pkgs/development/python-modules/faraday-plugins/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Security tools report parsers for Faraday";
+    mainProgram = "faraday-plugins";
     homepage = "https://github.com/infobyte/faraday_plugins";
     changelog = "https://github.com/infobyte/faraday_plugins/releases/tag/${version}";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/fastai/default.nix b/pkgs/development/python-modules/fastai/default.nix
index 81459a8604880..ff8ac701cf274 100644
--- a/pkgs/development/python-modules/fastai/default.nix
+++ b/pkgs/development/python-modules/fastai/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/fastai/fastai";
     description = "The fastai deep learning library";
+    mainProgram = "configure_accelerate";
     changelog = "https://github.com/fastai/fastai/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
     maintainers = with maintainers; [ rxiao ];
diff --git a/pkgs/development/python-modules/fastavro/default.nix b/pkgs/development/python-modules/fastavro/default.nix
index f685d210b87bc..2bc157879e3bc 100644
--- a/pkgs/development/python-modules/fastavro/default.nix
+++ b/pkgs/development/python-modules/fastavro/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast read/write of AVRO files";
+    mainProgram = "fastavro";
     homepage = "https://github.com/fastavro/fastavro";
     changelog = "https://github.com/fastavro/fastavro/blob/${version}/ChangeLog";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/fastentrypoints/default.nix b/pkgs/development/python-modules/fastentrypoints/default.nix
index 83c1fcaee8663..5e18509e79fda 100644
--- a/pkgs/development/python-modules/fastentrypoints/default.nix
+++ b/pkgs/development/python-modules/fastentrypoints/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Makes entry_points specified in setup.py load more quickly";
+    mainProgram = "fastep";
     homepage = "https://github.com/ninjaaron/fast-entry_points";
     license = licenses.bsd2;
     maintainers = with maintainers; [ nixy ];
diff --git a/pkgs/development/python-modules/faust-cchardet/default.nix b/pkgs/development/python-modules/faust-cchardet/default.nix
index 6ee8b07137ee6..6a1c8ad2ed818 100644
--- a/pkgs/development/python-modules/faust-cchardet/default.nix
+++ b/pkgs/development/python-modules/faust-cchardet/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/faust-streaming/cChardet/blob/${src.rev}/CHANGES.rst";
     description = "High-speed universal character encoding detector";
+    mainProgram = "cchardetect";
     homepage = "https://github.com/faust-streaming/cChardet";
     license = lib.licenses.mpl11;
     maintainers = with lib.maintainers; [ dotlambda ivan ];
diff --git a/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix b/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix
index 6d0f35e278878..fc3cad7892e3b 100644
--- a/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix
+++ b/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Run an ffmpeg command with progress";
+    mainProgram = "ffmpeg-progress-yield";
     homepage = "https://github.com/slhck/ffmpeg-progress-yield";
     changelog = "https://github.com/slhck/ffmpeg-progress-yield/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/filecheck/default.nix b/pkgs/development/python-modules/filecheck/default.nix
index 9d8c22756fb9a..2ce3e7c1fe8a6 100644
--- a/pkgs/development/python-modules/filecheck/default.nix
+++ b/pkgs/development/python-modules/filecheck/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/mull-project/FileCheck.py";
     license = licenses.asl20;
     description = "Python port of LLVM's FileCheck, flexible pattern matching file verifier";
+    mainProgram = "filecheck";
     maintainers = with maintainers; [ yorickvp ];
   };
 }
diff --git a/pkgs/development/python-modules/filetype/default.nix b/pkgs/development/python-modules/filetype/default.nix
index f0d1caa25d276..b4479e61baa33 100644
--- a/pkgs/development/python-modules/filetype/default.nix
+++ b/pkgs/development/python-modules/filetype/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Infer file type and MIME type of any file/buffer";
+    mainProgram = "filetype";
     homepage = "https://github.com/h2non/filetype.py";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/find-libpython/default.nix b/pkgs/development/python-modules/find-libpython/default.nix
index 7a26be2b38edb..33dcb7e812a6d 100644
--- a/pkgs/development/python-modules/find-libpython/default.nix
+++ b/pkgs/development/python-modules/find-libpython/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Finds the libpython associated with your environment, wherever it may be hiding";
+    mainProgram = "find_libpython";
     changelog = "https://github.com/ktbarrett/find_libpython/releases/tag/v${version}";
     homepage = "https://github.com/ktbarrett/find_libpython";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/findimports/default.nix b/pkgs/development/python-modules/findimports/default.nix
index b809d7835d96c..edd442729237b 100644
--- a/pkgs/development/python-modules/findimports/default.nix
+++ b/pkgs/development/python-modules/findimports/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for the analysis of Python import statements";
+    mainProgram = "findimports";
     homepage = "https://github.com/mgedmin/findimports";
     changelog = "https://github.com/mgedmin/findimports/blob/${version}/CHANGES.rst";
     license = with licenses; [ gpl2Only /* or */ gpl3Only ];
diff --git a/pkgs/development/python-modules/findpython/default.nix b/pkgs/development/python-modules/findpython/default.nix
index 7ada2d813dd44..a405ab3d6ec09 100644
--- a/pkgs/development/python-modules/findpython/default.nix
+++ b/pkgs/development/python-modules/findpython/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A utility to find python versions on your system";
+    mainProgram = "findpython";
     homepage = "https://github.com/frostming/findpython";
     changelog = "https://github.com/frostming/findpython/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/fiona/default.nix b/pkgs/development/python-modules/fiona/default.nix
index a200ef7efac59..e19875296ff03 100644
--- a/pkgs/development/python-modules/fiona/default.nix
+++ b/pkgs/development/python-modules/fiona/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/Toblerity/Fiona/blob/${src.rev}/CHANGES.txt";
     description = "OGR's neat, nimble, no-nonsense API for Python";
+    mainProgram = "fio";
     homepage = "https://fiona.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = teams.geospatial.members;
diff --git a/pkgs/development/python-modules/fireflyalgorithm/default.nix b/pkgs/development/python-modules/fireflyalgorithm/default.nix
index 38ddb6772a70e..2a51a96f114fd 100644
--- a/pkgs/development/python-modules/fireflyalgorithm/default.nix
+++ b/pkgs/development/python-modules/fireflyalgorithm/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An implementation of the stochastic nature-inspired algorithm for optimization";
+    mainProgram = "firefly-algorithm";
     homepage = "https://github.com/firefly-cpp/FireflyAlgorithm";
     changelog = "https://github.com/firefly-cpp/FireflyAlgorithm/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/firetv/default.nix b/pkgs/development/python-modules/firetv/default.nix
index 652f69033dde6..71525fe802f7e 100644
--- a/pkgs/development/python-modules/firetv/default.nix
+++ b/pkgs/development/python-modules/firetv/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Communicate with an Amazon Fire TV device via ADB over a network";
+    mainProgram = "firetv-server";
     homepage = "https://github.com/happyleavesaoc/python-firetv/";
     license = licenses.mit;
     maintainers = [ maintainers.makefu ];
diff --git a/pkgs/development/python-modules/flask-swagger/default.nix b/pkgs/development/python-modules/flask-swagger/default.nix
index 45afea65a4a50..4f968505edaa5 100644
--- a/pkgs/development/python-modules/flask-swagger/default.nix
+++ b/pkgs/development/python-modules/flask-swagger/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/gangverk/flask-swagger";
     license = licenses.mit;
     description = "Extract swagger specs from your flask project";
+    mainProgram = "flaskswagger";
     maintainers = with maintainers; [ vanschelven ];
   };
 }
diff --git a/pkgs/development/python-modules/flask/default.nix b/pkgs/development/python-modules/flask/default.nix
index 083cf33c88fd2..bf5b0b304840c 100644
--- a/pkgs/development/python-modules/flask/default.nix
+++ b/pkgs/development/python-modules/flask/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
     changelog = "https://flask.palletsprojects.com/en/${versions.majorMinor version}.x/changes/#version-${replaceStrings [ "." ] [ "-" ] version}";
     homepage = "https://flask.palletsprojects.com/";
     description = "The Python micro framework for building web applications";
+    mainProgram = "flask";
     longDescription = ''
       Flask is a lightweight WSGI web application framework. It is
       designed to make getting started quick and easy, with the ability
diff --git a/pkgs/development/python-modules/flipr-api/default.nix b/pkgs/development/python-modules/flipr-api/default.nix
index 43b865b9faa37..650573d73fc5a 100644
--- a/pkgs/development/python-modules/flipr-api/default.nix
+++ b/pkgs/development/python-modules/flipr-api/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client for Flipr API";
+    mainProgram = "flipr-api";
     homepage = "https://github.com/cnico/flipr-api";
     changelog = "https://github.com/cnico/flipr-api/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/flit/default.nix b/pkgs/development/python-modules/flit/default.nix
index a1be6821b2f78..a2e2ddfcdb7f9 100644
--- a/pkgs/development/python-modules/flit/default.nix
+++ b/pkgs/development/python-modules/flit/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/pypa/flit/blob/${version}/doc/history.rst";
     description = "A simple packaging tool for simple packages";
+    mainProgram = "flit";
     homepage = "https://github.com/pypa/flit";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/flowlogs-reader/default.nix b/pkgs/development/python-modules/flowlogs-reader/default.nix
index 41b1970ca7809..7769bdcb427b1 100644
--- a/pkgs/development/python-modules/flowlogs-reader/default.nix
+++ b/pkgs/development/python-modules/flowlogs-reader/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to make retrieving Amazon VPC Flow Logs from CloudWatch Logs a bit easier";
+    mainProgram = "flowlogs_reader";
     homepage = "https://github.com/obsrvbl/flowlogs-reader";
     license = licenses.asl20;
     maintainers = with maintainers; [ cransom ];
diff --git a/pkgs/development/python-modules/flux-led/default.nix b/pkgs/development/python-modules/flux-led/default.nix
index 252c602f93713..d33e21a43a24d 100644
--- a/pkgs/development/python-modules/flux-led/default.nix
+++ b/pkgs/development/python-modules/flux-led/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to communicate with the flux_led smart bulbs";
+    mainProgram = "flux_led";
     homepage = "https://github.com/Danielhiversen/flux_led";
     changelog = "https://github.com/Danielhiversen/flux_led/releases/tag/${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/flynt/default.nix b/pkgs/development/python-modules/flynt/default.nix
index ab513e09c63a1..0e0b73d20f4ee 100644
--- a/pkgs/development/python-modules/flynt/default.nix
+++ b/pkgs/development/python-modules/flynt/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "command line tool to automatically convert a project's Python code from old format style strings into Python 3.6+'s f-strings";
+    mainProgram = "flynt";
     homepage = "https://github.com/ikamensh/flynt";
     license = licenses.mit;
     maintainers = with maintainers; [ cpcloud ];
diff --git a/pkgs/development/python-modules/font-v/default.nix b/pkgs/development/python-modules/font-v/default.nix
index 9ff5bc1c351b1..09ed7270ebd36 100644
--- a/pkgs/development/python-modules/font-v/default.nix
+++ b/pkgs/development/python-modules/font-v/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python utility for manipulating font version headers";
+    mainProgram = "font-v";
     homepage = "https://github.com/source-foundry/font-v";
     license = licenses.mit;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/fordpass/default.nix b/pkgs/development/python-modules/fordpass/default.nix
index f5a4ea3b0d43e..3ddef9d172c37 100644
--- a/pkgs/development/python-modules/fordpass/default.nix
+++ b/pkgs/development/python-modules/fordpass/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for the FordPass API";
+    mainProgram = "demo.py";
     homepage = "https://github.com/clarkd/fordpass-python";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/formbox/default.nix b/pkgs/development/python-modules/formbox/default.nix
index 418cd3d958cd4..7f825cb251e35 100644
--- a/pkgs/development/python-modules/formbox/default.nix
+++ b/pkgs/development/python-modules/formbox/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A script to format mbox as HTML/XML";
+    mainProgram = "formbox";
     homepage = "https://trong.loang.net/~cnx/formbox";
     license = licenses.agpl3Plus;
     maintainers = [ maintainers.McSinyx ];
diff --git a/pkgs/development/python-modules/foxdot/default.nix b/pkgs/development/python-modules/foxdot/default.nix
index 4b606f2772493..7b989e3e36083 100644
--- a/pkgs/development/python-modules/foxdot/default.nix
+++ b/pkgs/development/python-modules/foxdot/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Live coding music with SuperCollider";
+    mainProgram = "FoxDot";
     homepage = "https://foxdot.org/";
     license = licenses.cc-by-sa-40;
     maintainers = with maintainers; [ mrmebelman ];
diff --git a/pkgs/development/python-modules/freebox-api/default.nix b/pkgs/development/python-modules/freebox-api/default.nix
index 4758712f0fb48..cb56a789dedab 100644
--- a/pkgs/development/python-modules/freebox-api/default.nix
+++ b/pkgs/development/python-modules/freebox-api/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to interact with the Freebox OS API";
+    mainProgram = "freebox_api";
     homepage = "https://github.com/hacf-fr/freebox-api";
     changelog = "https://github.com/hacf-fr/freebox-api/releases/tag/v${version}";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/ftfy/default.nix b/pkgs/development/python-modules/ftfy/default.nix
index f0a096ae87d98..36469c4ea82a7 100644
--- a/pkgs/development/python-modules/ftfy/default.nix
+++ b/pkgs/development/python-modules/ftfy/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Given Unicode text, make its representation consistent and possibly less broken";
+    mainProgram = "ftfy";
     homepage = "https://github.com/LuminosoInsight/python-ftfy";
     license = licenses.mit;
     maintainers = with maintainers; [ aborsu ];
diff --git a/pkgs/development/python-modules/future-fstrings/default.nix b/pkgs/development/python-modules/future-fstrings/default.nix
index 389c3b3f12787..57cf42f38ab58 100644
--- a/pkgs/development/python-modules/future-fstrings/default.nix
+++ b/pkgs/development/python-modules/future-fstrings/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/asottile/future-fstrings";
     description = "A backport of fstrings to python<3.6";
+    mainProgram = "future-fstrings-show";
     license = licenses.mit;
     maintainers = with maintainers; [ nyanloutre ];
     broken = pythonOlder "3.6"; # dependency tokenize-rt not packaged
diff --git a/pkgs/development/python-modules/future-typing/default.nix b/pkgs/development/python-modules/future-typing/default.nix
index e2c9a76c69209..04d4af30e07a4 100644
--- a/pkgs/development/python-modules/future-typing/default.nix
+++ b/pkgs/development/python-modules/future-typing/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Use generic type hints and new union syntax `|` with python 3.6+";
+    mainProgram = "future_typing";
     homepage = "https://github.com/PrettyWood/future-typing";
     license = licenses.mit;
     maintainers = with maintainers; [ kfollesdal ];
diff --git a/pkgs/development/python-modules/fvs/default.nix b/pkgs/development/python-modules/fvs/default.nix
index 2f075f4be8f06..8a8df6b325ace 100644
--- a/pkgs/development/python-modules/fvs/default.nix
+++ b/pkgs/development/python-modules/fvs/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File Versioning System with hash comparison and data storage to create unlinked states that can be deleted";
+    mainProgram = "fvs";
     homepage = "https://github.com/mirkobrombin/FVS";
     license = licenses.mit;
     maintainers = with maintainers; [ bryanasdev000 ];
diff --git a/pkgs/development/python-modules/fx2/default.nix b/pkgs/development/python-modules/fx2/default.nix
index 6991c3f4ab1bb..3fa79dbe3f1c7 100644
--- a/pkgs/development/python-modules/fx2/default.nix
+++ b/pkgs/development/python-modules/fx2/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Chip support package for Cypress EZ-USB FX2 series microcontrollers";
+    mainProgram = "fx2tool";
     homepage = "https://github.com/whitequark/libfx2";
     license = licenses.bsd0;
     maintainers = with maintainers; [ emily ];
diff --git a/pkgs/development/python-modules/gatt/default.nix b/pkgs/development/python-modules/gatt/default.nix
index ae43ba4c52152..9543aa6a5e04c 100644
--- a/pkgs/development/python-modules/gatt/default.nix
+++ b/pkgs/development/python-modules/gatt/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Bluetooth (Generic Attribute Profile) GATT SDK for Python";
+    mainProgram = "gattctl";
     homepage = "https://github.com/getsenic/gatt-python/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/gawd/default.nix b/pkgs/development/python-modules/gawd/default.nix
index c5a8eb964067b..3fee09a5d5b56 100644
--- a/pkgs/development/python-modules/gawd/default.nix
+++ b/pkgs/development/python-modules/gawd/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/pooya-rostami/gawd/releases/tag/${version}";
     description = "Gawd is a Python library and command-line tool for computing syntactic differences between two GitHub Actions workflow files";
+    mainProgram = "gawd";
     homepage = "https://github.com/pooya-rostami/gawd";
     license = lib.licenses.lgpl3Only;
     maintainers = with lib.maintainers; [ drupol ];
diff --git a/pkgs/development/python-modules/gcovr/default.nix b/pkgs/development/python-modules/gcovr/default.nix
index 81fe8ae042959..97105a6a3a2e4 100644
--- a/pkgs/development/python-modules/gcovr/default.nix
+++ b/pkgs/development/python-modules/gcovr/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python script for summarizing gcov data";
+    mainProgram = "gcovr";
     homepage = "https://www.gcovr.com/";
     changelog = "https://github.com/gcovr/gcovr/blob/${version}/CHANGELOG.rst";
     license = licenses.bsd0;
diff --git a/pkgs/development/python-modules/gdown/default.nix b/pkgs/development/python-modules/gdown/default.nix
index 0fe18c1a96de3..95e88ffdfe089 100644
--- a/pkgs/development/python-modules/gdown/default.nix
+++ b/pkgs/development/python-modules/gdown/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A CLI tool for downloading large files from Google Drive";
+    mainProgram = "gdown";
     homepage = "https://github.com/wkentaro/gdown";
     changelog = "https://github.com/wkentaro/gdown/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gehomesdk/default.nix b/pkgs/development/python-modules/gehomesdk/default.nix
index 3cbc255ec7a0a..62fca9823a12c 100644
--- a/pkgs/development/python-modules/gehomesdk/default.nix
+++ b/pkgs/development/python-modules/gehomesdk/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python SDK for GE smart appliances";
+    mainProgram = "gehome-appliance-data";
     homepage = "https://github.com/simbaja/gehome";
     changelog = "https://github.com/simbaja/gehome/blob/master/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gemfileparser/default.nix b/pkgs/development/python-modules/gemfileparser/default.nix
index 5a6f76d720bc6..e6b91d24f804e 100644
--- a/pkgs/development/python-modules/gemfileparser/default.nix
+++ b/pkgs/development/python-modules/gemfileparser/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library to parse Ruby Gemfile, .gemspec and Cocoapod .podspec file using Python";
+    mainProgram = "parsegemfile";
     homepage = "https://github.com/gemfileparser/gemfileparser";
     license = with licenses; [ gpl3Plus /* or */ mit ];
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/genzshcomp/default.nix b/pkgs/development/python-modules/genzshcomp/default.nix
index b7a2cc1d64a72..7ab4c747f21d2 100644
--- a/pkgs/development/python-modules/genzshcomp/default.nix
+++ b/pkgs/development/python-modules/genzshcomp/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatically generated zsh completion function for Python's option parser modules";
+    mainProgram = "genzshcomp";
     homepage = "https://bitbucket.org/hhatto/genzshcomp/";
     license = licenses.bsd0;
   };
diff --git a/pkgs/development/python-modules/geomet/default.nix b/pkgs/development/python-modules/geomet/default.nix
index 0f9742c343810..622027f8aff7d 100644
--- a/pkgs/development/python-modules/geomet/default.nix
+++ b/pkgs/development/python-modules/geomet/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert GeoJSON to WKT/WKB (Well-Known Text/Binary) and vice versa";
+    mainProgram = "geomet";
     homepage = "https://github.com/geomet/geomet";
     changelog = "https://github.com/geomet/geomet/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/geometric/default.nix b/pkgs/development/python-modules/geometric/default.nix
index 3178b959475a0..becd876ee8606 100644
--- a/pkgs/development/python-modules/geometric/default.nix
+++ b/pkgs/development/python-modules/geometric/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Geometry optimization code for molecular structures";
+    mainProgram = "geometric-optimize";
     homepage = "https://github.com/leeping/geomeTRIC";
     license = [ licenses.bsd3 ];
     maintainers = [ maintainers.markuskowa ];
diff --git a/pkgs/development/python-modules/gerbonara/default.nix b/pkgs/development/python-modules/gerbonara/default.nix
index 2e79e8aa3d43e..15ec60ccc3856 100644
--- a/pkgs/development/python-modules/gerbonara/default.nix
+++ b/pkgs/development/python-modules/gerbonara/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pythonic library for reading/modifying/writing Gerber/Excellon/IPC-356 files";
+    mainProgram = "gerbonara";
     homepage = "https://github.com/jaseg/gerbonara";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ wulfsta ];
diff --git a/pkgs/development/python-modules/getmac/default.nix b/pkgs/development/python-modules/getmac/default.nix
index 0340642417c47..a62f47c2ece59 100644
--- a/pkgs/development/python-modules/getmac/default.nix
+++ b/pkgs/development/python-modules/getmac/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to get the MAC address of network interfaces and hosts on the local network";
+    mainProgram = "getmac";
     homepage = "https://github.com/GhostofGoes/getmac";
     changelog = "https://github.com/GhostofGoes/getmac/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ghdiff/default.nix b/pkgs/development/python-modules/ghdiff/default.nix
index b4a5e584ed52b..4bcde153ba326 100644
--- a/pkgs/development/python-modules/ghdiff/default.nix
+++ b/pkgs/development/python-modules/ghdiff/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
     homepage =  "https://github.com/kilink/ghdiff";
     license = licenses.mit;
     description = "Generate Github-style HTML for unified diffs.";
+    mainProgram = "ghdiff";
     maintainers = [ maintainers.mic92 ];
   };
 }
diff --git a/pkgs/development/python-modules/ghp-import/default.nix b/pkgs/development/python-modules/ghp-import/default.nix
index 956b1098e33fc..8d7ec98b13c75 100644
--- a/pkgs/development/python-modules/ghp-import/default.nix
+++ b/pkgs/development/python-modules/ghp-import/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Copy your docs directly to the gh-pages branch";
+    mainProgram = "ghp-import";
     homepage = "https://github.com/c-w/ghp-import";
     license = licenses.asl20;
     maintainers = with maintainers; [ veehaitch ];
diff --git a/pkgs/development/python-modules/ghrepo-stats/default.nix b/pkgs/development/python-modules/ghrepo-stats/default.nix
index c7f3c0d52cdaa..18bd6124b1529 100644
--- a/pkgs/development/python-modules/ghrepo-stats/default.nix
+++ b/pkgs/development/python-modules/ghrepo-stats/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module and CLI tool for GitHub repo statistics";
+    mainProgram = "show-ghstats";
     homepage = "https://github.com/mrbean-bremen/ghrepo-stats";
     changelog = "https://github.com/mrbean-bremen/ghrepo-stats/blob/v${version}/CHANGES.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gibberish-detector/default.nix b/pkgs/development/python-modules/gibberish-detector/default.nix
index c1ac1a5148b81..b9d06fc34ccee 100644
--- a/pkgs/development/python-modules/gibberish-detector/default.nix
+++ b/pkgs/development/python-modules/gibberish-detector/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to detect gibberish strings";
+    mainProgram = "gibberish-detector";
     homepage = "https://github.com/domanchi/gibberish-detector";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/git-filter-repo/default.nix b/pkgs/development/python-modules/git-filter-repo/default.nix
index 5f4fede287d19..f617eccb51a32 100644
--- a/pkgs/development/python-modules/git-filter-repo/default.nix
+++ b/pkgs/development/python-modules/git-filter-repo/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly rewrite git repository history";
+    mainProgram = "git-filter-repo";
     homepage = "https://github.com/newren/git-filter-repo";
     license = with licenses; [ mit /* or */ gpl2Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/git-sweep/default.nix b/pkgs/development/python-modules/git-sweep/default.nix
index 0f223b03760ae..ac18f2604f83d 100644
--- a/pkgs/development/python-modules/git-sweep/default.nix
+++ b/pkgs/development/python-modules/git-sweep/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A command-line tool that helps you clean up Git branches";
+    mainProgram = "git-sweep";
     homepage = "https://github.com/arc90/git-sweep";
     license = licenses.mit;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/development/python-modules/github-to-sqlite/default.nix b/pkgs/development/python-modules/github-to-sqlite/default.nix
index 0dfeb42449390..67ec970bda7b6 100644
--- a/pkgs/development/python-modules/github-to-sqlite/default.nix
+++ b/pkgs/development/python-modules/github-to-sqlite/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Save data from GitHub to a SQLite database";
+    mainProgram = "github-to-sqlite";
     homepage = "https://github.com/dogsheep/github-to-sqlite";
     license = licenses.asl20;
     maintainers = with maintainers; [ sarcasticadmin ];
diff --git a/pkgs/development/python-modules/glad/default.nix b/pkgs/development/python-modules/glad/default.nix
index 889012b648ab9..def3766765e89 100644
--- a/pkgs/development/python-modules/glad/default.nix
+++ b/pkgs/development/python-modules/glad/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Multi-Language Vulkan/GL/GLES/EGL/GLX/WGL Loader-Generator based on the official specs";
+    mainProgram = "glad";
     homepage = "https://github.com/Dav1dde/glad";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/glad2/default.nix b/pkgs/development/python-modules/glad2/default.nix
index 57ee88c4997a2..46008a9895b81 100644
--- a/pkgs/development/python-modules/glad2/default.nix
+++ b/pkgs/development/python-modules/glad2/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Multi-Language GL/GLES/EGL/GLX/WGL Loader-Generator based on the official specifications";
+    mainProgram = "glad";
     homepage = "https://github.com/Dav1dde/glad";
     license = licenses.mit;
     maintainers = with maintainers; [ kranzes ];
diff --git a/pkgs/development/python-modules/glean-parser/default.nix b/pkgs/development/python-modules/glean-parser/default.nix
index 380ada5d33a6a..ff72d612e49a5 100644
--- a/pkgs/development/python-modules/glean-parser/default.nix
+++ b/pkgs/development/python-modules/glean-parser/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools for parsing the metadata for Mozilla's glean telemetry SDK";
+    mainProgram = "glean_parser";
     homepage = "https://github.com/mozilla/glean_parser";
     changelog = "https://github.com/mozilla/glean_parser/blob/v${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/glom/default.nix b/pkgs/development/python-modules/glom/default.nix
index 05c6110ae7c9a..eb770051f09df 100644
--- a/pkgs/development/python-modules/glom/default.nix
+++ b/pkgs/development/python-modules/glom/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Restructuring data, the Python way";
+    mainProgram = "glom";
     longDescription = ''
       glom helps pull together objects from other objects in a
       declarative, dynamic, and downright simple way.
diff --git a/pkgs/development/python-modules/glyphsets/default.nix b/pkgs/development/python-modules/glyphsets/default.nix
index 98fdd3d9aa4c7..c204121565d6b 100644
--- a/pkgs/development/python-modules/glyphsets/default.nix
+++ b/pkgs/development/python-modules/glyphsets/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google Fonts glyph set metadata";
+    mainProgram = "glyphsets";
     homepage = "https://github.com/googlefonts/glyphsets";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/gntp/default.nix b/pkgs/development/python-modules/gntp/default.nix
index c334ebe5ce377..4376a03782239 100644
--- a/pkgs/development/python-modules/gntp/default.nix
+++ b/pkgs/development/python-modules/gntp/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kfdm/gntp/";
     description = "Python library for working with the Growl Notification Transport Protocol";
+    mainProgram = "gntp";
     license = licenses.mit;
     maintainers = [ maintainers.jfroche ];
   };
diff --git a/pkgs/development/python-modules/goobook/default.nix b/pkgs/development/python-modules/goobook/default.nix
index 16125400c94b4..2f3884aa07ff0 100644
--- a/pkgs/development/python-modules/goobook/default.nix
+++ b/pkgs/development/python-modules/goobook/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Access your Google contacts from the command line";
+    mainProgram = "goobook";
     longDescription = ''
       The purpose of GooBook is to make it possible to use your Google Contacts
       from the command-line and from MUAs such as Mutt.
diff --git a/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix b/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix
index d6952abe84f01..1cda61e137576 100644
--- a/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix
+++ b/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "BigQuery Storage API API client library";
+    mainProgram = "fixup_bigquery_storage_v1_keywords.py";
     homepage = "https://github.com/googleapis/python-bigquery-storage";
     changelog = "https://github.com/googleapis/python-bigquery-storage/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google-cloud-pubsub/default.nix b/pkgs/development/python-modules/google-cloud-pubsub/default.nix
index 93edd623b485f..4cb37332c09c7 100644
--- a/pkgs/development/python-modules/google-cloud-pubsub/default.nix
+++ b/pkgs/development/python-modules/google-cloud-pubsub/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google Cloud Pub/Sub API client library";
+    mainProgram = "fixup_pubsub_v1_keywords.py";
     homepage = "https://github.com/googleapis/python-pubsub";
     changelog = "https://github.com/googleapis/python-pubsub/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google-cloud-testutils/default.nix b/pkgs/development/python-modules/google-cloud-testutils/default.nix
index 72d95a9410d60..146f4c726d1c9 100644
--- a/pkgs/development/python-modules/google-cloud-testutils/default.nix
+++ b/pkgs/development/python-modules/google-cloud-testutils/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "System test utilities for google-cloud-python";
+    mainProgram = "lower-bound-checker";
     homepage = "https://github.com/googleapis/python-test-utils";
     changelog  ="https://github.com/googleapis/python-test-utils/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google-i18n-address/default.nix b/pkgs/development/python-modules/google-i18n-address/default.nix
index 3cc5c3d436643..88c60e45e134c 100644
--- a/pkgs/development/python-modules/google-i18n-address/default.nix
+++ b/pkgs/development/python-modules/google-i18n-address/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google's i18n address data packaged for Python";
+    mainProgram = "update-validation-files";
     homepage = "https://github.com/mirumee/google-i18n-address";
     changelog = "https://github.com/mirumee/google-i18n-address/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/google-nest-sdm/default.nix b/pkgs/development/python-modules/google-nest-sdm/default.nix
index 31564a0536d9f..44cd15ba33cd0 100644
--- a/pkgs/development/python-modules/google-nest-sdm/default.nix
+++ b/pkgs/development/python-modules/google-nest-sdm/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for Google Nest Device Access using the Smart Device Management API";
+    mainProgram = "google_nest";
     homepage = "https://github.com/allenporter/python-google-nest-sdm";
     changelog = "https://github.com/allenporter/python-google-nest-sdm/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google/default.nix b/pkgs/development/python-modules/google/default.nix
index 7dc34933d452c..3dc2cdb345148 100644
--- a/pkgs/development/python-modules/google/default.nix
+++ b/pkgs/development/python-modules/google/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python bindings to the Google search engine";
+    mainProgram = "google";
     homepage = "https://pypi.org/project/google/";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/googletrans/default.nix b/pkgs/development/python-modules/googletrans/default.nix
index d1dd1de8e82f6..3ffd029c26926 100644
--- a/pkgs/development/python-modules/googletrans/default.nix
+++ b/pkgs/development/python-modules/googletrans/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Googletrans is python library to interact with Google Translate API";
+    mainProgram = "translate";
     homepage = "https://py-googletrans.readthedocs.io";
     license = licenses.mit;
     maintainers = with maintainers; [ unode ];
diff --git a/pkgs/development/python-modules/gotailwind/default.nix b/pkgs/development/python-modules/gotailwind/default.nix
index 8c86b44df3538..f1ae7880a2799 100644
--- a/pkgs/development/python-modules/gotailwind/default.nix
+++ b/pkgs/development/python-modules/gotailwind/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modul to communicate with Tailwind garage door openers";
+    mainProgram = "tailwind";
     homepage = "https://github.com/frenck/python-gotailwind";
     changelog = "https://github.com/frenck/python-gotailwind/releases/tag/v$version";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gplaycli/default.nix b/pkgs/development/python-modules/gplaycli/default.nix
index 769670edf4338..1c70d37b0dbb3 100644
--- a/pkgs/development/python-modules/gplaycli/default.nix
+++ b/pkgs/development/python-modules/gplaycli/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google Play Downloader via Command line";
+    mainProgram = "gplaycli";
     homepage = "https://github.com/matlink/gplaycli";
     changelog = "https://github.com/matlink/gplaycli/releases/tag/${version}";
     license = licenses.agpl3Plus;
diff --git a/pkgs/development/python-modules/gprof2dot/default.nix b/pkgs/development/python-modules/gprof2dot/default.nix
index cd0ef5b174a65..f9823ffbdfdb8 100644
--- a/pkgs/development/python-modules/gprof2dot/default.nix
+++ b/pkgs/development/python-modules/gprof2dot/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python script to convert the output from many profilers into a dot graph";
+    mainProgram = "gprof2dot";
     homepage = "https://github.com/jrfonseca/gprof2dot";
     changelog = "https://github.com/jrfonseca/gprof2dot/releases/tag/${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/gptcache/default.nix b/pkgs/development/python-modules/gptcache/default.nix
index ce04d7df22737..8b54055072928 100644
--- a/pkgs/development/python-modules/gptcache/default.nix
+++ b/pkgs/development/python-modules/gptcache/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Semantic cache for LLMs and fully integrated with LangChain and llama_index";
+    mainProgram = "gptcache_server";
     homepage = "https://github.com/zilliztech/GPTCache";
     changelog = "https://github.com/zilliztech/GPTCache/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gpustat/default.nix b/pkgs/development/python-modules/gpustat/default.nix
index 8952e84c5c12c..e6a35531f55f4 100644
--- a/pkgs/development/python-modules/gpustat/default.nix
+++ b/pkgs/development/python-modules/gpustat/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple command-line utility for querying and monitoring GPU status";
+    mainProgram = "gpustat";
     homepage = "https://github.com/wookayin/gpustat";
     changelog = "https://github.com/wookayin/gpustat/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gpxpy/default.nix b/pkgs/development/python-modules/gpxpy/default.nix
index 40708972823aa..2f8e07cccf45d 100644
--- a/pkgs/development/python-modules/gpxpy/default.nix
+++ b/pkgs/development/python-modules/gpxpy/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python GPX (GPS eXchange format) parser";
+    mainProgram = "gpxinfo";
     homepage = "https://github.com/tkrajina/gpxpy";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/gql/default.nix b/pkgs/development/python-modules/gql/default.nix
index 9827f8d5a71af..5553ec40b24e3 100644
--- a/pkgs/development/python-modules/gql/default.nix
+++ b/pkgs/development/python-modules/gql/default.nix
@@ -123,6 +123,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "GraphQL client in Python";
+    mainProgram = "gql-cli";
     homepage = "https://github.com/graphql-python/gql";
     changelog = "https://github.com/graphql-python/gql/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/gradient/default.nix b/pkgs/development/python-modules/gradient/default.nix
index 99037dc332db0..584de835e0d07 100644
--- a/pkgs/development/python-modules/gradient/default.nix
+++ b/pkgs/development/python-modules/gradient/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The command line interface for Gradient";
+    mainProgram = "gradient";
     homepage = "https://github.com/Paperspace/gradient-cli";
     license = licenses.isc;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/graphtage/default.nix b/pkgs/development/python-modules/graphtage/default.nix
index fa5026a52a2ee..bdd2ed6e2bc49 100644
--- a/pkgs/development/python-modules/graphtage/default.nix
+++ b/pkgs/development/python-modules/graphtage/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A utility to diff tree-like files such as JSON and XML";
+    mainProgram = "graphtage";
     homepage = "https://github.com/trailofbits/graphtage";
     changelog = "https://github.com/trailofbits/graphtage/releases/tag/v${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/greynoise/default.nix b/pkgs/development/python-modules/greynoise/default.nix
index 2f328434c0677..0e127c6ce8252 100644
--- a/pkgs/development/python-modules/greynoise/default.nix
+++ b/pkgs/development/python-modules/greynoise/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python3 library and command line for GreyNoise";
+    mainProgram = "greynoise";
     homepage = "https://github.com/GreyNoise-Intelligence/pygreynoise";
     changelog = "https://github.com/GreyNoise-Intelligence/pygreynoise/blob/${src.rev}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/griffe/default.nix b/pkgs/development/python-modules/griffe/default.nix
index be71df310f9d8..d0d8275392c14 100644
--- a/pkgs/development/python-modules/griffe/default.nix
+++ b/pkgs/development/python-modules/griffe/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Signatures for entire Python programs";
+    mainProgram = "griffe";
     homepage = "https://github.com/mkdocstrings/griffe";
     changelog = "https://github.com/mkdocstrings/griffe/blob/${version}/CHANGELOG.md";
     license = licenses.isc;
diff --git a/pkgs/development/python-modules/grip/default.nix b/pkgs/development/python-modules/grip/default.nix
index 37319e1ede7bc..f76fd2548b037 100644
--- a/pkgs/development/python-modules/grip/default.nix
+++ b/pkgs/development/python-modules/grip/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Preview GitHub Markdown files like Readme locally before committing them";
+    mainProgram = "grip";
     homepage = "https://github.com/joeyespo/grip";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
diff --git a/pkgs/development/python-modules/gruut-ipa/default.nix b/pkgs/development/python-modules/gruut-ipa/default.nix
index bca9611b7e219..717a439393e12 100644
--- a/pkgs/development/python-modules/gruut-ipa/default.nix
+++ b/pkgs/development/python-modules/gruut-ipa/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for manipulating pronunciations using the International Phonetic Alphabet (IPA)";
+    mainProgram = "gruut-ipa";
     homepage = "https://github.com/rhasspy/gruut-ipa";
     license = licenses.mit;
     maintainers = teams.tts.members;
diff --git a/pkgs/development/python-modules/gruut/default.nix b/pkgs/development/python-modules/gruut/default.nix
index bd6e95909d994..8d18dee9cd8e6 100644
--- a/pkgs/development/python-modules/gruut/default.nix
+++ b/pkgs/development/python-modules/gruut/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tokenizer, text cleaner, and phonemizer for many human languages";
+    mainProgram = "gruut";
     homepage = "https://github.com/rhasspy/gruut";
     license = licenses.mit;
     maintainers = teams.tts.members;
diff --git a/pkgs/development/python-modules/gsd/default.nix b/pkgs/development/python-modules/gsd/default.nix
index 54062ec39f14a..3148c3f2e70c3 100644
--- a/pkgs/development/python-modules/gsd/default.nix
+++ b/pkgs/development/python-modules/gsd/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "General simulation data file format";
+    mainProgram = "gsd";
     homepage = "https://github.com/glotzerlab/gsd";
     changelog = "https://github.com/glotzerlab/gsd/blob/v${version}/CHANGELOG.rst";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/gto/default.nix b/pkgs/development/python-modules/gto/default.nix
index 80f41bb4d683f..4cbf5ca527feb 100644
--- a/pkgs/development/python-modules/gto/default.nix
+++ b/pkgs/development/python-modules/gto/default.nix
@@ -88,6 +88,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for Git Tag Operations";
+    mainProgram = "gto";
     homepage = "https://github.com/iterative/gto";
     changelog = "https://github.com/iterative/gto/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/gtts/default.nix b/pkgs/development/python-modules/gtts/default.nix
index 0b08a400888fd..cefd575b855e0 100644
--- a/pkgs/development/python-modules/gtts/default.nix
+++ b/pkgs/development/python-modules/gtts/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library and CLI tool to interface with Google Translate text-to-speech API";
+    mainProgram = "gtts-cli";
     homepage = "https://gtts.readthedocs.io";
     changelog = "https://gtts.readthedocs.io/en/latest/changelog.html";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/guessit/default.nix b/pkgs/development/python-modules/guessit/default.nix
index 4e9fbe4bab230..fce9cc928b51b 100644
--- a/pkgs/development/python-modules/guessit/default.nix
+++ b/pkgs/development/python-modules/guessit/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library that extracts as much information as possible from a video filename";
+    mainProgram = "guessit";
     homepage = "https://guessit-io.github.io/guessit/";
     changelog = "https://github.com/guessit-io/guessit/raw/v${version}/CHANGELOG.md";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/gyp/default.nix b/pkgs/development/python-modules/gyp/default.nix
index 81726be3ca6cf..50e60cfe7bfd7 100644
--- a/pkgs/development/python-modules/gyp/default.nix
+++ b/pkgs/development/python-modules/gyp/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A tool to generate native build files";
+    mainProgram = "gyp";
     homepage = "https://gyp.gsrc.io";
     license = licenses.bsd3;
     maintainers = with maintainers; [ codyopel ];
diff --git a/pkgs/development/python-modules/habitipy/default.nix b/pkgs/development/python-modules/habitipy/default.nix
index 5e01610d69652..5ec42c4df5e4a 100644
--- a/pkgs/development/python-modules/habitipy/default.nix
+++ b/pkgs/development/python-modules/habitipy/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools and library for Habitica restful API";
+    mainProgram = "habitipy";
     homepage = "https://github.com/ASMfreaK/habitipy";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/hassil/default.nix b/pkgs/development/python-modules/hassil/default.nix
index 229abe5f4a52e..98c4181d48c21 100644
--- a/pkgs/development/python-modules/hassil/default.nix
+++ b/pkgs/development/python-modules/hassil/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage {
   meta = with lib; {
     changelog  = "https://github.com/home-assistant/hassil/blob/v${version}/CHANGELOG.md";
     description = "Intent parsing for Home Assistant";
+    mainProgram = "hassil";
     homepage = "https://github.com/home-assistant/hassil";
     license = licenses.asl20;
     maintainers = teams.home-assistant.members;
diff --git a/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix b/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
index 63789c90debd1..fef7dbc0e246d 100644
--- a/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
+++ b/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fancy PyPI READMEs with Hatch";
+    mainProgram = "hatch-fancy-pypi-readme";
     homepage = "https://github.com/hynek/hatch-fancy-pypi-readme";
     license = licenses.mit;
     maintainers = with maintainers; [ tjni ];
diff --git a/pkgs/development/python-modules/hatch-jupyter-builder/default.nix b/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
index fe641977812f4..cc9b2c18fd149 100644
--- a/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
+++ b/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jupyterlab/hatch-jupyter-builder/releases/tag/v${version}";
     description = "hatch plugin to help build Jupyter packages";
+    mainProgram = "hatch-jupyter-builder";
     homepage = "https://github.com/jupyterlab/hatch-jupyter-builder";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/hatchling/default.nix b/pkgs/development/python-modules/hatchling/default.nix
index 6dca631c967e4..49af4f0fb0ffb 100644
--- a/pkgs/development/python-modules/hatchling/default.nix
+++ b/pkgs/development/python-modules/hatchling/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modern, extensible Python build backend";
+    mainProgram = "hatchling";
     homepage = "https://hatch.pypa.io/latest/";
     changelog = "https://github.com/pypa/hatch/releases/tag/hatchling-v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/helpdev/default.nix b/pkgs/development/python-modules/helpdev/default.nix
index b03b3320153ca..160797c9327ca 100644
--- a/pkgs/development/python-modules/helpdev/default.nix
+++ b/pkgs/development/python-modules/helpdev/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Extracts information about the Python environment easily";
+    mainProgram = "helpdev";
     license = lib.licenses.mit;
   };
 
diff --git a/pkgs/development/python-modules/hetzner/default.nix b/pkgs/development/python-modules/hetzner/default.nix
index ea29c27563d84..07b8f0ed2d423 100644
--- a/pkgs/development/python-modules/hetzner/default.nix
+++ b/pkgs/development/python-modules/hetzner/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/RedMoonStudios/hetzner";
     description = "High-level Python API for accessing the Hetzner robot";
+    mainProgram = "hetznerctl";
     license = licenses.bsd3;
     maintainers = with maintainers; [ aszlig ];
   };
diff --git a/pkgs/development/python-modules/hist/default.nix b/pkgs/development/python-modules/hist/default.nix
index 8d47c7de0f73b..17bca6ecb8fab 100644
--- a/pkgs/development/python-modules/hist/default.nix
+++ b/pkgs/development/python-modules/hist/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Histogramming for analysis powered by boost-histogram";
+    mainProgram = "hist";
     homepage = "https://hist.readthedocs.io/";
     changelog = "https://github.com/scikit-hep/hist/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/histoprint/default.nix b/pkgs/development/python-modules/histoprint/default.nix
index 66f06feac946e..94f38aacb6745 100644
--- a/pkgs/development/python-modules/histoprint/default.nix
+++ b/pkgs/development/python-modules/histoprint/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pretty print histograms to the console";
+    mainProgram = "histoprint";
     homepage = "https://github.com/scikit-hep/histoprint";
     license = licenses.mit;
     maintainers = with maintainers; [ veprbl ];
diff --git a/pkgs/development/python-modules/hjson/default.nix b/pkgs/development/python-modules/hjson/default.nix
index 6b606297813d9..44aa789f0d043 100644
--- a/pkgs/development/python-modules/hjson/default.nix
+++ b/pkgs/development/python-modules/hjson/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A user interface for JSON";
+    mainProgram = "hjson";
     homepage = "https://github.com/hjson/hjson-py";
     license = licenses.mit;
     maintainers = with maintainers; [ bhipple ];
diff --git a/pkgs/development/python-modules/holoviews/default.nix b/pkgs/development/python-modules/holoviews/default.nix
index 74f7b2dd9debb..03e4d80a4dfa5 100644
--- a/pkgs/development/python-modules/holoviews/default.nix
+++ b/pkgs/development/python-modules/holoviews/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python data analysis and visualization seamless and simple";
+    mainProgram = "holoviews";
     homepage = "https://www.holoviews.org/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/hpccm/default.nix b/pkgs/development/python-modules/hpccm/default.nix
index 99a0c42b8fa85..35380d7171b6f 100644
--- a/pkgs/development/python-modules/hpccm/default.nix
+++ b/pkgs/development/python-modules/hpccm/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HPC Container Maker";
+    mainProgram = "hpccm";
     homepage = "https://github.com/NVIDIA/hpc-container-maker";
     license = licenses.asl20;
     platforms = platforms.x86;
diff --git a/pkgs/development/python-modules/html2text/default.nix b/pkgs/development/python-modules/html2text/default.nix
index 37843196c9cbe..c127e29336604 100644
--- a/pkgs/development/python-modules/html2text/default.nix
+++ b/pkgs/development/python-modules/html2text/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Turn HTML into equivalent Markdown-structured text";
+    mainProgram = "html2text";
     homepage = "https://github.com/Alir3z4/html2text/";
     license = licenses.gpl3Only;
   };
diff --git a/pkgs/development/python-modules/htmldate/default.nix b/pkgs/development/python-modules/htmldate/default.nix
index 5226a7eb76347..1ecfb645283f2 100644
--- a/pkgs/development/python-modules/htmldate/default.nix
+++ b/pkgs/development/python-modules/htmldate/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast and robust extraction of original and updated publication dates from URLs and web pages";
+    mainProgram = "htmldate";
     homepage = "https://htmldate.readthedocs.io";
     changelog = "https://github.com/adbar/htmldate/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/htmllistparse/default.nix b/pkgs/development/python-modules/htmllistparse/default.nix
index ae13f6585a1d5..01fa41eae2fee 100644
--- a/pkgs/development/python-modules/htmllistparse/default.nix
+++ b/pkgs/development/python-modules/htmllistparse/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/gumblex/htmllisting-parser";
     description = "Python parser for Apache/nginx-style HTML directory listing";
+    mainProgram = "rehttpfs";
     license = licenses.mit;
     maintainers = with maintainers; [ hexchen ];
   };
diff --git a/pkgs/development/python-modules/htmlmin/default.nix b/pkgs/development/python-modules/htmlmin/default.nix
index 9be7dd90abd6d..0f0d5222feae8 100644
--- a/pkgs/development/python-modules/htmlmin/default.nix
+++ b/pkgs/development/python-modules/htmlmin/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A configurable HTML Minifier with safety features";
+    mainProgram = "htmlmin";
     homepage = "https://pypi.python.org/pypi/htmlmin";
     license = licenses.bsd3;
     maintainers = [];
diff --git a/pkgs/development/python-modules/httpserver/default.nix b/pkgs/development/python-modules/httpserver/default.nix
index 58d6c48c4e8a8..6d13740758863 100644
--- a/pkgs/development/python-modules/httpserver/default.nix
+++ b/pkgs/development/python-modules/httpserver/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Asyncio implementation of an HTTP server";
+    mainProgram = "httpserver";
     homepage = "https://github.com/thomwiggers/httpserver";
     license = with lib.licenses; [ bsd3 ];
   };
diff --git a/pkgs/development/python-modules/httpx/default.nix b/pkgs/development/python-modules/httpx/default.nix
index 9641597a516d0..7bb91ec71b212 100644
--- a/pkgs/development/python-modules/httpx/default.nix
+++ b/pkgs/development/python-modules/httpx/default.nix
@@ -118,6 +118,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/encode/httpx/blob/${src.rev}/CHANGELOG.md";
     description = "The next generation HTTP client";
+    mainProgram = "httpx";
     homepage = "https://github.com/encode/httpx";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/huggingface-hub/default.nix b/pkgs/development/python-modules/huggingface-hub/default.nix
index f206bebc4e1bf..29786a67e1878 100644
--- a/pkgs/development/python-modules/huggingface-hub/default.nix
+++ b/pkgs/development/python-modules/huggingface-hub/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Download and publish models and other files on the huggingface.co hub";
+    mainProgram = "huggingface-cli";
     homepage = "https://github.com/huggingface/huggingface_hub";
     changelog = "https://github.com/huggingface/huggingface_hub/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/humanfriendly/default.nix b/pkgs/development/python-modules/humanfriendly/default.nix
index 5d0dbd1763da4..d8a3fa92e4832 100644
--- a/pkgs/development/python-modules/humanfriendly/default.nix
+++ b/pkgs/development/python-modules/humanfriendly/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Human friendly output for text interfaces using Python";
+    mainProgram = "humanfriendly";
     homepage = "https://humanfriendly.readthedocs.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ montag451 ];
diff --git a/pkgs/development/python-modules/hupper/default.nix b/pkgs/development/python-modules/hupper/default.nix
index b0650310cc14f..b69f9bcd765a2 100644
--- a/pkgs/development/python-modules/hupper/default.nix
+++ b/pkgs/development/python-modules/hupper/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "In-process file monitor/reloader for reloading your code automatically during development";
+    mainProgram = "hupper";
     homepage = "https://github.com/Pylons/hupper";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/hydra-check/default.nix b/pkgs/development/python-modules/hydra-check/default.nix
index 4da98f083c372..78e96dea26ce1 100644
--- a/pkgs/development/python-modules/hydra-check/default.nix
+++ b/pkgs/development/python-modules/hydra-check/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "check hydra for the build status of a package";
+    mainProgram = "hydra-check";
     homepage = "https://github.com/nix-community/hydra-check";
     license = licenses.mit;
     maintainers = with maintainers; [ makefu artturin ];
diff --git a/pkgs/development/python-modules/hypercorn/default.nix b/pkgs/development/python-modules/hypercorn/default.nix
index bc9cddc48bf03..57d56fa417cac 100644
--- a/pkgs/development/python-modules/hypercorn/default.nix
+++ b/pkgs/development/python-modules/hypercorn/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/pgjones/hypercorn";
     description = "The ASGI web server inspired by Gunicorn";
+    mainProgram = "hypercorn";
     license = licenses.mit;
     maintainers = with maintainers; [ dgliwka ];
   };
diff --git a/pkgs/development/python-modules/hyperopt/default.nix b/pkgs/development/python-modules/hyperopt/default.nix
index 605377a2ec391..6cc92ff3ae79b 100644
--- a/pkgs/development/python-modules/hyperopt/default.nix
+++ b/pkgs/development/python-modules/hyperopt/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Distributed Asynchronous Hyperparameter Optimization";
+    mainProgram = "hyperopt-mongo-worker";
     homepage = "http://hyperopt.github.io/hyperopt/";
     license = licenses.bsd2;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/hypothesis/default.nix b/pkgs/development/python-modules/hypothesis/default.nix
index c74631817866d..96018146aa01d 100644
--- a/pkgs/development/python-modules/hypothesis/default.nix
+++ b/pkgs/development/python-modules/hypothesis/default.nix
@@ -109,6 +109,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for property based testing";
+    mainProgram = "hypothesis";
     homepage = "https://github.com/HypothesisWorks/hypothesis";
     changelog = "https://hypothesis.readthedocs.io/en/latest/changes.html#v${lib.replaceStrings [ "." ] [ "-" ] version}";
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/i2csense/default.nix b/pkgs/development/python-modules/i2csense/default.nix
index 064a1e792f423..6923b1d0c3c82 100644
--- a/pkgs/development/python-modules/i2csense/default.nix
+++ b/pkgs/development/python-modules/i2csense/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library to handle i2c sensors with the Raspberry Pi";
+    mainProgram = "i2csense";
     homepage = "https://github.com/azogue/i2csense";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/icalendar/default.nix b/pkgs/development/python-modules/icalendar/default.nix
index c1237dc58829d..28b5d1b81abb7 100644
--- a/pkgs/development/python-modules/icalendar/default.nix
+++ b/pkgs/development/python-modules/icalendar/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/collective/icalendar/blob/v${version}/CHANGES.rst";
     description = "A parser/generator of iCalendar files";
+    mainProgram = "icalendar";
     homepage = "https://github.com/collective/icalendar";
     license = licenses.bsd2;
     maintainers = with maintainers; [ olcai ];
diff --git a/pkgs/development/python-modules/idasen/default.nix b/pkgs/development/python-modules/idasen/default.nix
index e6950edaa1278..122ff64eb0887 100644
--- a/pkgs/development/python-modules/idasen/default.nix
+++ b/pkgs/development/python-modules/idasen/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API and CLI for the ikea IDÃ…SEN desk";
+    mainProgram = "idasen";
     homepage = "https://github.com/newAM/idasen";
     changelog = "https://github.com/newAM/idasen/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/identify/default.nix b/pkgs/development/python-modules/identify/default.nix
index ba8b8b67ec936..1a29450f1da5e 100644
--- a/pkgs/development/python-modules/identify/default.nix
+++ b/pkgs/development/python-modules/identify/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File identification library for Python";
+    mainProgram = "identify-cli";
     homepage = "https://github.com/chriskuehl/identify";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/igraph/default.nix b/pkgs/development/python-modules/igraph/default.nix
index e2f555121f938..98f38528c1442 100644
--- a/pkgs/development/python-modules/igraph/default.nix
+++ b/pkgs/development/python-modules/igraph/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "High performance graph data structures and algorithms";
+    mainProgram = "igraph";
     homepage = "https://igraph.org/python/";
     changelog = "https://github.com/igraph/python-igraph/blob/${src.rev}/CHANGELOG.md";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/ilua/default.nix b/pkgs/development/python-modules/ilua/default.nix
index 9eba6781a4131..119c6b17f5e30 100644
--- a/pkgs/development/python-modules/ilua/default.nix
+++ b/pkgs/development/python-modules/ilua/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Portable Lua kernel for Jupyter";
+    mainProgram = "ilua";
     homepage = "https://github.com/guysv/ilua";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ wolfangaukang ];
diff --git a/pkgs/development/python-modules/image-diff/default.nix b/pkgs/development/python-modules/image-diff/default.nix
index d120737c3ffcb..8f65994b3885b 100644
--- a/pkgs/development/python-modules/image-diff/default.nix
+++ b/pkgs/development/python-modules/image-diff/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CLI tool for comparing images";
+    mainProgram = "image-diff";
     homepage = "https://github.com/simonw/image-diff";
     license = licenses.asl20;
     maintainers = with maintainers; [ evils ];
diff --git a/pkgs/development/python-modules/imagehash/default.nix b/pkgs/development/python-modules/imagehash/default.nix
index e2e20b4f6c276..55ce39e8648a9 100644
--- a/pkgs/development/python-modules/imagehash/default.nix
+++ b/pkgs/development/python-modules/imagehash/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python Perceptual Image Hashing Module";
+    mainProgram = "find_similar_images.py";
     homepage = "https://github.com/JohannesBuchner/imagehash";
     license = licenses.bsd2;
     maintainers = with maintainers; [ e1mo ];
diff --git a/pkgs/development/python-modules/imgdiff/default.nix b/pkgs/development/python-modules/imgdiff/default.nix
index 586ed19b25724..6cb92f3293349 100644
--- a/pkgs/development/python-modules/imgdiff/default.nix
+++ b/pkgs/development/python-modules/imgdiff/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Compare two images side-by-side";
+    mainProgram = "imgdiff";
     homepage = "https://github.com/mgedmin/imgdiff";
     changelog = "https://github.com/mgedmin/imgdiff/blob/${src.rev}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/imgtool/default.nix b/pkgs/development/python-modules/imgtool/default.nix
index 54bd8026d9a66..dc8a9ec630891 100644
--- a/pkgs/development/python-modules/imgtool/default.nix
+++ b/pkgs/development/python-modules/imgtool/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "MCUboot's image signing and key management";
+    mainProgram = "imgtool";
     homepage = "https://github.com/mcu-tools/mcuboot";
     license = licenses.asl20;
     maintainers = with maintainers; [ samueltardieu ];
diff --git a/pkgs/development/python-modules/importlab/default.nix b/pkgs/development/python-modules/importlab/default.nix
index 2d7fddb9e5db1..65b2df8bef6a5 100644
--- a/pkgs/development/python-modules/importlab/default.nix
+++ b/pkgs/development/python-modules/importlab/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library that automatically infers dependencies for Python files";
+    mainProgram = "importlab";
     homepage = "https://github.com/google/importlab";
     license = licenses.mit;
     maintainers = with maintainers; [ sei40kr ];
diff --git a/pkgs/development/python-modules/imutils/default.nix b/pkgs/development/python-modules/imutils/default.nix
index e9103831363bd..655fb82c8b791 100644
--- a/pkgs/development/python-modules/imutils/default.nix
+++ b/pkgs/development/python-modules/imutils/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/jrosebr1/imutils";
     description = "A series of convenience functions to make basic image processing functions";
+    mainProgram = "range-detector";
     license = licenses.mit;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/indexed-bzip2/default.nix b/pkgs/development/python-modules/indexed-bzip2/default.nix
index b75a10b982224..53788b566e529 100644
--- a/pkgs/development/python-modules/indexed-bzip2/default.nix
+++ b/pkgs/development/python-modules/indexed-bzip2/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for parallel decompression and seeking within compressed bzip2 files";
+    mainProgram = "ibzip2";
     homepage = "https://github.com/mxmlnkn/indexed_bzip2";
     license = licenses.mit; # dual MIT and asl20, https://internals.rust-lang.org/t/rationale-of-apache-dual-licensing/8952
     maintainers = with lib.maintainers; [ mxmlnkn ];
diff --git a/pkgs/development/python-modules/inscriptis/default.nix b/pkgs/development/python-modules/inscriptis/default.nix
index e62e7f17e874b..5ca3f1ebdc22b 100644
--- a/pkgs/development/python-modules/inscriptis/default.nix
+++ b/pkgs/development/python-modules/inscriptis/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HTML to text converter";
+    mainProgram = "inscript.py";
     homepage = "https://github.com/weblyzard/inscriptis";
     changelog = "https://github.com/weblyzard/inscriptis/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/insightface/default.nix b/pkgs/development/python-modules/insightface/default.nix
index 6d5c4a66239cc..35d434de760f0 100644
--- a/pkgs/development/python-modules/insightface/default.nix
+++ b/pkgs/development/python-modules/insightface/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "State-of-the-art 2D and 3D Face Analysis Project";
+    mainProgram = "insightface-cli";
     homepage = "https://github.com/deepinsight/insightface";
     license = licenses.mit;
     maintainers = with maintainers; [ oddlama ];
diff --git a/pkgs/development/python-modules/intellifire4py/default.nix b/pkgs/development/python-modules/intellifire4py/default.nix
index 15045b4695c48..45e61624d06f2 100644
--- a/pkgs/development/python-modules/intellifire4py/default.nix
+++ b/pkgs/development/python-modules/intellifire4py/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to read Intellifire fireplace status data";
+    mainProgram = "intellifire4py";
     homepage = "https://github.com/jeeftor/intellifire4py";
     changelog = "https://github.com/jeeftor/intellifire4py/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/invisible-watermark/default.nix b/pkgs/development/python-modules/invisible-watermark/default.nix
index eab0c1c360aa8..a69a0f8f85f68 100644
--- a/pkgs/development/python-modules/invisible-watermark/default.nix
+++ b/pkgs/development/python-modules/invisible-watermark/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library for creating and decoding invisible image watermarks";
+    mainProgram = "invisible-watermark";
     homepage = "https://github.com/ShieldMnt/invisible-watermark";
     license = licenses.mit;
     maintainers = with maintainers; [ Luflosi ];
diff --git a/pkgs/development/python-modules/iocextract/default.nix b/pkgs/development/python-modules/iocextract/default.nix
index 3353d912b3938..fd00ff991f00a 100644
--- a/pkgs/development/python-modules/iocextract/default.nix
+++ b/pkgs/development/python-modules/iocextract/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to extract Indicator of Compromises (IOC)";
+    mainProgram = "iocextract";
     homepage = "https://github.com/InQuest/python-iocextract";
     changelog = "https://github.com/InQuest/python-iocextract/releases/tag/v${version}";
     license = licenses.gpl2Only;
diff --git a/pkgs/development/python-modules/iocsearcher/default.nix b/pkgs/development/python-modules/iocsearcher/default.nix
index a3f7e910664c9..a485e3df6219c 100644
--- a/pkgs/development/python-modules/iocsearcher/default.nix
+++ b/pkgs/development/python-modules/iocsearcher/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and command line tool for extracting indicators of compromise (IOCs)";
+    mainProgram = "iocsearcher";
     homepage = "https://github.com/malicialab/iocsearcher";
     changelog = "https://github.com/malicialab/iocsearcher/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/iodata/default.nix b/pkgs/development/python-modules/iodata/default.nix
index 64021cc051b10..50a6a87eac865 100644
--- a/pkgs/development/python-modules/iodata/default.nix
+++ b/pkgs/development/python-modules/iodata/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for reading, writing, and converting computational chemistry file formats and generating input files";
+    mainProgram = "iodata-convert";
     homepage = "https://github.com/theochem/iodata";
     license = licenses.lgpl3Only;
     maintainers = [ maintainers.sheepforce ];
diff --git a/pkgs/development/python-modules/ipdb/default.nix b/pkgs/development/python-modules/ipdb/default.nix
index f5911b627c8da..96a4274bac1ec 100644
--- a/pkgs/development/python-modules/ipdb/default.nix
+++ b/pkgs/development/python-modules/ipdb/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/gotcha/ipdb";
     description = "IPython-enabled pdb";
+    mainProgram = "ipdb3";
     license = licenses.bsd0;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/ipyxact/default.nix b/pkgs/development/python-modules/ipyxact/default.nix
index 28652d156a87f..5cf7bfa9b2e69 100644
--- a/pkgs/development/python-modules/ipyxact/default.nix
+++ b/pkgs/development/python-modules/ipyxact/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/olofk/ipyxact";
     description = "IP-XACT parser";
+    mainProgram = "ipxact2v";
     maintainers = with maintainers; [ genericnerdyusername ];
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/j2cli/default.nix b/pkgs/development/python-modules/j2cli/default.nix
index cf66d9be21bd5..b779010bc5793 100644
--- a/pkgs/development/python-modules/j2cli/default.nix
+++ b/pkgs/development/python-modules/j2cli/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kolypto/j2cli";
     description = "Jinja2 Command-Line Tool";
+    mainProgram = "j2";
     license = licenses.bsd2;
     longDescription = ''
       J2Cli is a command-line tool for templating in shell-scripts,
diff --git a/pkgs/development/python-modules/jaraco-abode/default.nix b/pkgs/development/python-modules/jaraco-abode/default.nix
index 821c11b01e272..c19c5c64286f6 100644
--- a/pkgs/development/python-modules/jaraco-abode/default.nix
+++ b/pkgs/development/python-modules/jaraco-abode/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/jaraco/jaraco.abode/blob/${version}/CHANGES.rst";
     homepage = "https://github.com/jaraco/jaraco.abode";
     description = "Library interfacing to the Abode home security system";
+    mainProgram = "abode";
     license = licenses.mit;
     maintainers = with maintainers; [ jamiemagee dotlambda ];
   };
diff --git a/pkgs/development/python-modules/jedi-language-server/default.nix b/pkgs/development/python-modules/jedi-language-server/default.nix
index fca4a554d328b..1803138aabdc0 100644
--- a/pkgs/development/python-modules/jedi-language-server/default.nix
+++ b/pkgs/development/python-modules/jedi-language-server/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Language Server for the latest version(s) of Jedi";
+    mainProgram = "jedi-language-server";
     homepage = "https://github.com/pappasam/jedi-language-server";
     changelog = "https://github.com/pappasam/jedi-language-server/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/jello/default.nix b/pkgs/development/python-modules/jello/default.nix
index 01525078bcaa1..0b2d6cff78824 100644
--- a/pkgs/development/python-modules/jello/default.nix
+++ b/pkgs/development/python-modules/jello/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CLI tool to filter JSON and JSON Lines data with Python syntax";
+    mainProgram = "jello";
     homepage = "https://github.com/kellyjonbrazil/jello";
     changelog = "https://github.com/kellyjonbrazil/jello/blob/${src.rev}/CHANGELOG";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/jenkins-job-builder/default.nix b/pkgs/development/python-modules/jenkins-job-builder/default.nix
index 19d6b9e333398..86f89015a0012 100644
--- a/pkgs/development/python-modules/jenkins-job-builder/default.nix
+++ b/pkgs/development/python-modules/jenkins-job-builder/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Jenkins Job Builder is a system for configuring Jenkins jobs using simple YAML files stored in Git";
+    mainProgram = "jenkins-jobs";
     homepage = "https://jenkins-job-builder.readthedocs.io/en/latest/";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/jiwer/default.nix b/pkgs/development/python-modules/jiwer/default.nix
index d042726daa6a4..2c15663502469 100644
--- a/pkgs/development/python-modules/jiwer/default.nix
+++ b/pkgs/development/python-modules/jiwer/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple and fast python package to evaluate an automatic speech recognition system";
+    mainProgram = "jiwer";
     homepage = "https://github.com/jitsi/jiwer";
     changelog = "https://github.com/jitsi/jiwer/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/jmespath/default.nix b/pkgs/development/python-modules/jmespath/default.nix
index db761a982305a..6a5ef26c4fa57 100644
--- a/pkgs/development/python-modules/jmespath/default.nix
+++ b/pkgs/development/python-modules/jmespath/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/jmespath/jmespath.py";
     description = "JMESPath allows you to declaratively specify how to extract elements from a JSON document";
+    mainProgram = "jp.py";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/josepy/default.nix b/pkgs/development/python-modules/josepy/default.nix
index 1206c816b3d83..5332bf6c43817 100644
--- a/pkgs/development/python-modules/josepy/default.nix
+++ b/pkgs/development/python-modules/josepy/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/certbot/josepy/blob/v${version}/CHANGELOG.rst";
     description = "JOSE protocol implementation in Python";
+    mainProgram = "jws";
     homepage = "https://github.com/certbot/josepy";
     license = licenses.asl20;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/jproperties/default.nix b/pkgs/development/python-modules/jproperties/default.nix
index b7c2a1e296efe..b01f39d0432a9 100644
--- a/pkgs/development/python-modules/jproperties/default.nix
+++ b/pkgs/development/python-modules/jproperties/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Java Property file parser and writer for Python";
+    mainProgram = "propconv";
     homepage = "https://github.com/Tblue/python-jproperties";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/jpylyzer/default.nix b/pkgs/development/python-modules/jpylyzer/default.nix
index 9a33ecf46d4ba..fd97479ce9a16 100644
--- a/pkgs/development/python-modules/jpylyzer/default.nix
+++ b/pkgs/development/python-modules/jpylyzer/default.nix
@@ -57,6 +57,7 @@ in buildPythonPackage rec {
 
   meta = with lib; {
     description = "JP2 (JPEG 2000 Part 1) image validator and properties extractor";
+    mainProgram = "jpylyzer";
     homepage = "https://jpylyzer.openpreservation.org/";
     license = licenses.lgpl3;
     maintainers = with maintainers; [ ris ];
diff --git a/pkgs/development/python-modules/jsbeautifier/default.nix b/pkgs/development/python-modules/jsbeautifier/default.nix
index d3fc765f4c865..85da49876eb3d 100644
--- a/pkgs/development/python-modules/jsbeautifier/default.nix
+++ b/pkgs/development/python-modules/jsbeautifier/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JavaScript unobfuscator and beautifier";
+    mainProgram = "js-beautify";
     homepage = "http://jsbeautifier.org";
     changelog = "https://github.com/beautify-web/js-beautify/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/json-merge-patch/default.nix b/pkgs/development/python-modules/json-merge-patch/default.nix
index 5b8c0a2fa4bef..9cafcc30fd4bd 100644
--- a/pkgs/development/python-modules/json-merge-patch/default.nix
+++ b/pkgs/development/python-modules/json-merge-patch/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JSON Merge Patch library";
+    mainProgram = "json-merge-patch";
     homepage = "https://github.com/open-contracting/json-merge-patch";
     license = licenses.bsd3;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/json-schema-for-humans/default.nix b/pkgs/development/python-modules/json-schema-for-humans/default.nix
index 9bd62060457c7..f758ae924496f 100644
--- a/pkgs/development/python-modules/json-schema-for-humans/default.nix
+++ b/pkgs/development/python-modules/json-schema-for-humans/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly generate HTML documentation from a JSON schema";
+    mainProgram = "generate-schema-doc";
     homepage = "https://github.com/coveooss/json-schema-for-humans";
     changelog = "https://github.com/coveooss/json-schema-for-humans/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/json5/default.nix b/pkgs/development/python-modules/json5/default.nix
index 786f33b385dcc..b244a79114c08 100644
--- a/pkgs/development/python-modules/json5/default.nix
+++ b/pkgs/development/python-modules/json5/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/dpranke/pyjson5";
     description = "A Python implementation of the JSON5 data format";
+    mainProgram = "pyjson5";
     license = licenses.asl20;
     maintainers = with maintainers; [ veehaitch ];
   };
diff --git a/pkgs/development/python-modules/jsondiff/default.nix b/pkgs/development/python-modules/jsondiff/default.nix
index 6985a6edba3ac..dcfa56d686ae9 100644
--- a/pkgs/development/python-modules/jsondiff/default.nix
+++ b/pkgs/development/python-modules/jsondiff/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Diff JSON and JSON-like structures in Python";
+    mainProgram = "jdiff";
     homepage = "https://github.com/ZoomerAnalytics/jsondiff";
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/jsonpath-ng/default.nix b/pkgs/development/python-modules/jsonpath-ng/default.nix
index 104c7cc3e4228..0496df1622ff0 100644
--- a/pkgs/development/python-modules/jsonpath-ng/default.nix
+++ b/pkgs/development/python-modules/jsonpath-ng/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JSONPath implementation";
+    mainProgram = "jsonpath_ng";
     homepage = "https://github.com/h2non/jsonpath-ng";
     changelog = "https://github.com/h2non/jsonpath-ng/blob/v${version}/History.md";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/jsonpath-rw/default.nix b/pkgs/development/python-modules/jsonpath-rw/default.nix
index d2b177c742ab9..5801ba47e21f8 100644
--- a/pkgs/development/python-modules/jsonpath-rw/default.nix
+++ b/pkgs/development/python-modules/jsonpath-rw/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kennknowles/python-jsonpath-rw";
     description = "A robust and significantly extended implementation of JSONPath for Python, with a clear AST for metaprogramming";
+    mainProgram = "jsonpath.py";
     license = licenses.asl20;
   };
 
diff --git a/pkgs/development/python-modules/jsonpointer/default.nix b/pkgs/development/python-modules/jsonpointer/default.nix
index 455acd5311469..ff44d8ff978cf 100644
--- a/pkgs/development/python-modules/jsonpointer/default.nix
+++ b/pkgs/development/python-modules/jsonpointer/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Resolve JSON Pointers in Python";
+    mainProgram = "jsonpointer";
     homepage = "https://github.com/stefankoegl/python-json-pointer";
     license = licenses.bsd2; # "Modified BSD license, says pypi"
   };
diff --git a/pkgs/development/python-modules/jsonschema/default.nix b/pkgs/development/python-modules/jsonschema/default.nix
index 10074463f80a1..5fa1a0355f126 100644
--- a/pkgs/development/python-modules/jsonschema/default.nix
+++ b/pkgs/development/python-modules/jsonschema/default.nix
@@ -92,6 +92,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An implementation of JSON Schema validation";
+    mainProgram = "jsonschema";
     homepage = "https://github.com/python-jsonschema/jsonschema";
     license = licenses.mit;
     maintainers = with maintainers; [ domenkozar ];
diff --git a/pkgs/development/python-modules/junitparser/default.nix b/pkgs/development/python-modules/junitparser/default.nix
index 988fde1f44082..490f919a712a1 100644
--- a/pkgs/development/python-modules/junitparser/default.nix
+++ b/pkgs/development/python-modules/junitparser/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Manipulates JUnit/xUnit Result XML files";
+    mainProgram = "junitparser";
     license = licenses.asl20;
     homepage = "https://github.com/weiwei/junitparser";
     maintainers = with maintainers; [ multun ];
diff --git a/pkgs/development/python-modules/jupyter-c-kernel/default.nix b/pkgs/development/python-modules/jupyter-c-kernel/default.nix
index 7b03afc86af76..c15d8dff3f6f7 100644
--- a/pkgs/development/python-modules/jupyter-c-kernel/default.nix
+++ b/pkgs/development/python-modules/jupyter-c-kernel/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Minimalistic C kernel for Jupyter";
+    mainProgram = "install_c_kernel";
     homepage = "https://github.com/brendanrius/jupyter-c-kernel/";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/jupyter-cache/default.nix b/pkgs/development/python-modules/jupyter-cache/default.nix
index 7a2501f317b7d..4a7ebfbd83199 100644
--- a/pkgs/development/python-modules/jupyter-cache/default.nix
+++ b/pkgs/development/python-modules/jupyter-cache/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A defined interface for working with a cache of jupyter notebooks";
+    mainProgram = "jcache";
     homepage = "https://github.com/executablebooks/jupyter-cache";
     changelog = "https://github.com/executablebooks/jupyter-cache/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/jupyter-console/default.nix b/pkgs/development/python-modules/jupyter-console/default.nix
index 715557bad7337..81276bcc411eb 100644
--- a/pkgs/development/python-modules/jupyter-console/default.nix
+++ b/pkgs/development/python-modules/jupyter-console/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Jupyter terminal console";
+    mainProgram = "jupyter-console";
     homepage = "https://github.com/jupyter/jupyter_console";
     changelog = "https://github.com/jupyter/jupyter_console/releases/tag/v${version}";
     license = lib.licenses.bsd3;
diff --git a/pkgs/development/python-modules/jupyter-contrib-core/default.nix b/pkgs/development/python-modules/jupyter-contrib-core/default.nix
index 7bd1c29eb6ea9..0da8c5f4f1515 100644
--- a/pkgs/development/python-modules/jupyter-contrib-core/default.nix
+++ b/pkgs/development/python-modules/jupyter-contrib-core/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Common utilities for jupyter-contrib projects";
+    mainProgram = "jupyter-contrib";
     homepage = "https://github.com/jupyter-contrib/jupyter_contrib_core";
     license = licenses.bsd3;
     maintainers = with maintainers; [ GaetanLepage ];
diff --git a/pkgs/development/python-modules/jupyter-events/default.nix b/pkgs/development/python-modules/jupyter-events/default.nix
index 28aa809277633..c4ea9f7b704e8 100644
--- a/pkgs/development/python-modules/jupyter-events/default.nix
+++ b/pkgs/development/python-modules/jupyter-events/default.nix
@@ -74,6 +74,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jupyter/jupyter_events/releases/tag/v${version}";
     description = "Configurable event system for Jupyter applications and extensions";
+    mainProgram = "jupyter-events";
     homepage = "https://github.com/jupyter/jupyter_events";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix b/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix
index 5fc0a95fc7bf2..bf3506e9572ab 100644
--- a/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix
+++ b/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A jupyter notebook serverextension providing config interfaces for nbextensions";
+    mainProgram = "jupyter-nbextensions_configurator";
     homepage = "https://github.com/jupyter-contrib/jupyter_nbextensions_configurator";
     license = licenses.bsd3;
     maintainers = with maintainers; [ GaetanLepage ];
diff --git a/pkgs/development/python-modules/jupyter-server-fileid/default.nix b/pkgs/development/python-modules/jupyter-server-fileid/default.nix
index 302a521cdc4ee..300f4bb835dd6 100644
--- a/pkgs/development/python-modules/jupyter-server-fileid/default.nix
+++ b/pkgs/development/python-modules/jupyter-server-fileid/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/jupyter-server/jupyter_server_fileid/blob/${src.rev}/CHANGELOG.md";
     description = "An extension that maintains file IDs for documents in a running Jupyter Server";
+    mainProgram = "jupyter-fileid";
     homepage = "https://github.com/jupyter-server/jupyter_server_fileid";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/jupyter-server/default.nix b/pkgs/development/python-modules/jupyter-server/default.nix
index 77993d24fd2c8..c934ee43b4ecc 100644
--- a/pkgs/development/python-modules/jupyter-server/default.nix
+++ b/pkgs/development/python-modules/jupyter-server/default.nix
@@ -118,6 +118,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jupyter-server/jupyter_server/blob/v${version}/CHANGELOG.md";
     description = "The backend—i.e. core services, APIs, and REST endpoints—to Jupyter web applications";
+    mainProgram = "jupyter-server";
     homepage = "https://github.com/jupyter-server/jupyter_server";
     license = licenses.bsdOriginal;
     maintainers = lib.teams.jupyter.members;
diff --git a/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix b/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
index 409539ccb4a73..1f45886c84e53 100644
--- a/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
+++ b/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JupyterHub Spawner using systemd for resource isolation";
+    mainProgram = "check-kernel.bash";
     homepage = "https://github.com/jupyterhub/systemdspawner";
     changelog = "https://github.com/jupyterhub/systemdspawner/blob/v${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/kaggle/default.nix b/pkgs/development/python-modules/kaggle/default.nix
index 1de5eff46285b..e2d0f67bc2cb9 100644
--- a/pkgs/development/python-modules/kaggle/default.nix
+++ b/pkgs/development/python-modules/kaggle/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Official API for https://www.kaggle.com, accessible using a command line tool implemented in Python 3";
+    mainProgram = "kaggle";
     homepage = "https://github.com/Kaggle/kaggle-api";
     license = licenses.asl20;
     maintainers = with maintainers; [ mbalatsko ];
diff --git a/pkgs/development/python-modules/kajiki/default.nix b/pkgs/development/python-modules/kajiki/default.nix
index e11e16fbedbc8..a4c92ea35ed72 100644
--- a/pkgs/development/python-modules/kajiki/default.nix
+++ b/pkgs/development/python-modules/kajiki/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module provides fast well-formed XML templates";
+    mainProgram = "kajiki";
     homepage = "https://github.com/nandoflorestan/kajiki";
     changelog = "https://github.com/jackrosenthal/kajiki/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/kaptan/default.nix b/pkgs/development/python-modules/kaptan/default.nix
index c86e2a2d6f3a4..d570ae3b00669 100644
--- a/pkgs/development/python-modules/kaptan/default.nix
+++ b/pkgs/development/python-modules/kaptan/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Configuration manager for python applications";
+    mainProgram = "kaptan";
     homepage = "https://kaptan.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/karton-asciimagic/default.nix b/pkgs/development/python-modules/karton-asciimagic/default.nix
index fee502989ba06..ffed577e72223 100644
--- a/pkgs/development/python-modules/karton-asciimagic/default.nix
+++ b/pkgs/development/python-modules/karton-asciimagic/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Decoders for ascii-encoded executables for the Karton framework";
+    mainProgram = "karton-asciimagic";
     homepage = "https://github.com/CERT-Polska/karton-asciimagic";
     changelog = "https://github.com/CERT-Polska/karton-asciimagic/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-autoit-ripper/default.nix b/pkgs/development/python-modules/karton-autoit-ripper/default.nix
index 7bdac115385ff..f4a8e2f5868bb 100644
--- a/pkgs/development/python-modules/karton-autoit-ripper/default.nix
+++ b/pkgs/development/python-modules/karton-autoit-ripper/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "AutoIt script ripper for Karton framework";
+    mainProgram = "karton-autoit-ripper";
     homepage = "https://github.com/CERT-Polska/karton-autoit-ripper";
     changelog = "https://github.com/CERT-Polska/karton-autoit-ripper/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-classifier/default.nix b/pkgs/development/python-modules/karton-classifier/default.nix
index 9f19e1ab6b9ed..bb104b291491d 100644
--- a/pkgs/development/python-modules/karton-classifier/default.nix
+++ b/pkgs/development/python-modules/karton-classifier/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File type classifier for the Karton framework";
+    mainProgram = "karton-classifier";
     homepage = "https://github.com/CERT-Polska/karton-classifier";
     changelog = "https://github.com/CERT-Polska/karton-classifier/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-config-extractor/default.nix b/pkgs/development/python-modules/karton-config-extractor/default.nix
index 8d8b51bc842fc..90ede387f9224 100644
--- a/pkgs/development/python-modules/karton-config-extractor/default.nix
+++ b/pkgs/development/python-modules/karton-config-extractor/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Static configuration extractor for the Karton framework";
+    mainProgram = "karton-config-extractor";
     homepage = "https://github.com/CERT-Polska/karton-config-extractor";
     changelog = "https://github.com/CERT-Polska/karton-config-extractor/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-dashboard/default.nix b/pkgs/development/python-modules/karton-dashboard/default.nix
index 60e21e63b116f..b90653dddd468 100644
--- a/pkgs/development/python-modules/karton-dashboard/default.nix
+++ b/pkgs/development/python-modules/karton-dashboard/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Web application that allows for Karton task and queue introspection";
+    mainProgram = "karton-dashboard";
     homepage = "https://github.com/CERT-Polska/karton-dashboard";
     changelog = "https://github.com/CERT-Polska/karton-dashboard/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-mwdb-reporter/default.nix b/pkgs/development/python-modules/karton-mwdb-reporter/default.nix
index 090b19f02ce79..0fd9713beaf64 100644
--- a/pkgs/development/python-modules/karton-mwdb-reporter/default.nix
+++ b/pkgs/development/python-modules/karton-mwdb-reporter/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Karton service that uploads analyzed artifacts and metadata to MWDB Core";
+    mainProgram = "karton-mwdb-reporter";
     homepage = "https://github.com/CERT-Polska/karton-mwdb-reporter";
     changelog = "https://github.com/CERT-Polska/karton-mwdb-reporter/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-yaramatcher/default.nix b/pkgs/development/python-modules/karton-yaramatcher/default.nix
index 2c6dc57d99661..1d5c4d56173ec 100644
--- a/pkgs/development/python-modules/karton-yaramatcher/default.nix
+++ b/pkgs/development/python-modules/karton-yaramatcher/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File and analysis artifacts yara matcher for the Karton framework";
+    mainProgram = "karton-yaramatcher";
     homepage = "https://github.com/CERT-Polska/karton-yaramatcher";
     changelog = "https://github.com/CERT-Polska/karton-yaramatcher/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/keep/default.nix b/pkgs/development/python-modules/keep/default.nix
index e381feb6dd4ef..354ce597e6ec0 100644
--- a/pkgs/development/python-modules/keep/default.nix
+++ b/pkgs/development/python-modules/keep/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/orkohunter/keep";
     description = "A Meta CLI toolkit: Personal shell command keeper and snippets manager";
+    mainProgram = "keep";
     platforms = platforms.all;
     license = licenses.mit;
     maintainers = with maintainers; [ ris ];
diff --git a/pkgs/development/python-modules/keepkey/default.nix b/pkgs/development/python-modules/keepkey/default.nix
index a651165246335..d4a62c74a6397 100644
--- a/pkgs/development/python-modules/keepkey/default.nix
+++ b/pkgs/development/python-modules/keepkey/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "KeepKey Python client";
+    mainProgram = "keepkeyctl";
     homepage = "https://github.com/keepkey/python-keepkey";
     license = licenses.gpl3;
     maintainers = with maintainers; [ np ];
diff --git a/pkgs/development/python-modules/keyrings-cryptfile/default.nix b/pkgs/development/python-modules/keyrings-cryptfile/default.nix
index 6265ef7bb7562..1621bcb30d951 100644
--- a/pkgs/development/python-modules/keyrings-cryptfile/default.nix
+++ b/pkgs/development/python-modules/keyrings-cryptfile/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Encrypted file keyring backend";
+    mainProgram = "cryptfile-convert";
     homepage = "https://github.com/frispete/keyrings.cryptfile";
     changelog = "https://github.com/frispete/keyrings.cryptfile/blob/v${version}/CHANGES.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/kinparse/default.nix b/pkgs/development/python-modules/kinparse/default.nix
index 3352d25a3c078..9c3286d1c62cf 100644
--- a/pkgs/development/python-modules/kinparse/default.nix
+++ b/pkgs/development/python-modules/kinparse/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A Parser for KiCad EESCHEMA netlists";
+    mainProgram = "kinparse";
     homepage = "https://github.com/xesscorp/kinparse";
     license = licenses.mit;
     maintainers = with maintainers; [ matthuszagh ];
diff --git a/pkgs/development/python-modules/klaus/default.nix b/pkgs/development/python-modules/klaus/default.nix
index b46c2c65eee37..6b60c78465bbe 100644
--- a/pkgs/development/python-modules/klaus/default.nix
+++ b/pkgs/development/python-modules/klaus/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The first Git web viewer that Just Works";
+    mainProgram = "klaus";
     homepage    = "https://github.com/jonashaag/klaus";
     license     = licenses.isc;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/development/python-modules/kml2geojson/default.nix b/pkgs/development/python-modules/kml2geojson/default.nix
index 489e80f94f044..50f0097df7e89 100644
--- a/pkgs/development/python-modules/kml2geojson/default.nix
+++ b/pkgs/development/python-modules/kml2geojson/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to convert KML to GeoJSON";
+    mainProgram = "k2g";
     homepage = "https://github.com/mrcagney/kml2geojson";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/langchain/default.nix b/pkgs/development/python-modules/langchain/default.nix
index a0153b28ef7ba..f9352c5f9876f 100644
--- a/pkgs/development/python-modules/langchain/default.nix
+++ b/pkgs/development/python-modules/langchain/default.nix
@@ -185,6 +185,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Building applications with LLMs through composability";
+    mainProgram = "langchain-server";
     homepage = "https://github.com/langchain-ai/langchain";
     changelog = "https://github.com/langchain-ai/langchain/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/langid/default.nix b/pkgs/development/python-modules/langid/default.nix
index fe8f07e85b235..1f1c167773008 100644
--- a/pkgs/development/python-modules/langid/default.nix
+++ b/pkgs/development/python-modules/langid/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Langid.py is a standalone Language Identification (LangID) tool";
+    mainProgram = "langid";
     homepage = "https://pypi.org/project/langid/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ mbalatsko ];
diff --git a/pkgs/development/python-modules/langsmith/default.nix b/pkgs/development/python-modules/langsmith/default.nix
index 081f3cf36b44d..2a950f548e4bb 100644
--- a/pkgs/development/python-modules/langsmith/default.nix
+++ b/pkgs/development/python-modules/langsmith/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library to connect to the LangSmith LLM Tracing and Evaluation Platform";
+    mainProgram = "langsmith";
     homepage = "https://github.com/langchain-ai/langsmith-sdk";
     changelog = "https://github.com/langchain-ai/langsmith-sdk/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/laspy/default.nix b/pkgs/development/python-modules/laspy/default.nix
index 1cc46f2a36de7..5375ed6f9ebef 100644
--- a/pkgs/development/python-modules/laspy/default.nix
+++ b/pkgs/development/python-modules/laspy/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Interface for reading/modifying/creating .LAS LIDAR files";
+    mainProgram = "laspy";
     homepage = "https://github.com/laspy/laspy";
     changelog = "https://github.com/laspy/laspy/blob/${version}/CHANGELOG.md";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/lcov-cobertura/default.nix b/pkgs/development/python-modules/lcov-cobertura/default.nix
index 2c9a3595fca53..a2f91b8436def 100644
--- a/pkgs/development/python-modules/lcov-cobertura/default.nix
+++ b/pkgs/development/python-modules/lcov-cobertura/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Converts code coverage from lcov format to Cobertura's XML format";
+    mainProgram = "lcov_cobertura";
     homepage = "https://eriwen.github.io/lcov-to-cobertura-xml/";
     license = lib.licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/ldfparser/default.nix b/pkgs/development/python-modules/ldfparser/default.nix
index 4b83fb53252ea..d012e32da0f09 100644
--- a/pkgs/development/python-modules/ldfparser/default.nix
+++ b/pkgs/development/python-modules/ldfparser/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "LIN Description File parser written in Python";
+    mainProgram = "ldfparser";
     homepage = "https://github.com/c4deszes/ldfparser";
     changelog = "https://github.com/c4deszes/ldfparser/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ledgercomm/default.nix b/pkgs/development/python-modules/ledgercomm/default.nix
index 94466d2dfaede..b4493eaa1a881 100644
--- a/pkgs/development/python-modules/ledgercomm/default.nix
+++ b/pkgs/development/python-modules/ledgercomm/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to send and receive APDU through HID or TCP socket. It can be used with a Ledger Nano S/X or with the Speculos emulator.";
+    mainProgram = "ledgercomm-send";
     homepage = "https://github.com/LedgerHQ/ledgercomm";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/ledgerwallet/default.nix b/pkgs/development/python-modules/ledgerwallet/default.nix
index c13f57ffd3f00..a8d9c612e157e 100644
--- a/pkgs/development/python-modules/ledgerwallet/default.nix
+++ b/pkgs/development/python-modules/ledgerwallet/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/LedgerHQ/ledgerctl";
     description = "A library to control Ledger devices";
+    mainProgram = "ledgerctl";
     license = licenses.mit;
     maintainers = with maintainers; [ d-xo erdnaxe ];
   };
diff --git a/pkgs/development/python-modules/lexid/default.nix b/pkgs/development/python-modules/lexid/default.nix
index 788cb1e2056be..42ebe98dccc9f 100644
--- a/pkgs/development/python-modules/lexid/default.nix
+++ b/pkgs/development/python-modules/lexid/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "micro library to increment lexically ordered numerical ids";
+    mainProgram = "lexid_incr";
     homepage = "https://pypi.org/project/lexid/";
     license = licenses.mit;
     maintainers = with maintainers; [ kfollesdal ];
diff --git a/pkgs/development/python-modules/libsass/default.nix b/pkgs/development/python-modules/libsass/default.nix
index 8c84a76dc9944..85f4b24533e61 100644
--- a/pkgs/development/python-modules/libsass/default.nix
+++ b/pkgs/development/python-modules/libsass/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python binding for libsass to compile Sass/SCSS";
+    mainProgram = "pysassc";
     homepage = "https://sass.github.io/libsass-python/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/liccheck/default.nix b/pkgs/development/python-modules/liccheck/default.nix
index 713fc3cca23cc..fc2f1945888cb 100644
--- a/pkgs/development/python-modules/liccheck/default.nix
+++ b/pkgs/development/python-modules/liccheck/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Check python packages from requirement.txt and report issues";
+    mainProgram = "liccheck";
     homepage = "https://github.com/dhatim/python-license-check";
     changelog = "https://github.com/dhatim/python-license-check/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/line-profiler/default.nix b/pkgs/development/python-modules/line-profiler/default.nix
index 10decb4f3f523..d50b3fa36f49a 100644
--- a/pkgs/development/python-modules/line-profiler/default.nix
+++ b/pkgs/development/python-modules/line-profiler/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Line-by-line profiler";
+    mainProgram = "kernprof";
     homepage = "https://github.com/pyutils/line_profiler";
     changelog = "https://github.com/pyutils/line_profiler/blob/v${version}/CHANGELOG.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/lit/default.nix b/pkgs/development/python-modules/lit/default.nix
index d7dd857c360b3..9b63a4e883770 100644
--- a/pkgs/development/python-modules/lit/default.nix
+++ b/pkgs/development/python-modules/lit/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Portable tool for executing LLVM and Clang style test suites";
+    mainProgram = "lit";
     homepage = "http://llvm.org/docs/CommandGuide/lit.html";
     license = lib.licenses.ncsa;
     maintainers = with lib.maintainers; [ dtzWill ];
diff --git a/pkgs/development/python-modules/litellm/default.nix b/pkgs/development/python-modules/litellm/default.nix
index 4c24fd9b1e051..c3ffb1c8bf147 100644
--- a/pkgs/development/python-modules/litellm/default.nix
+++ b/pkgs/development/python-modules/litellm/default.nix
@@ -97,6 +97,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Use any LLM as a drop in replacement for gpt-3.5-turbo. Use Azure, OpenAI, Cohere, Anthropic, Ollama, VLLM, Sagemaker, HuggingFace, Replicate (100+ LLMs)";
+    mainProgram = "litellm";
     homepage = "https://github.com/BerriAI/litellm";
     changelog = "https://github.com/BerriAI/litellm/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/livereload/default.nix b/pkgs/development/python-modules/livereload/default.nix
index 5943671d6fc2b..15b9d121862fc 100644
--- a/pkgs/development/python-modules/livereload/default.nix
+++ b/pkgs/development/python-modules/livereload/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Runs a local server that reloads as you develop";
+    mainProgram = "livereload";
     homepage = "https://github.com/lepture/python-livereload";
     license = lib.licenses.bsd3;
     maintainers = with lib; [ ];
diff --git a/pkgs/development/python-modules/lizard/default.nix b/pkgs/development/python-modules/lizard/default.nix
index fa3140a9f6617..027fcc2a15af1 100644
--- a/pkgs/development/python-modules/lizard/default.nix
+++ b/pkgs/development/python-modules/lizard/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/terryyin/lizard/blob/${version}/CHANGELOG.md";
     description = "Code analyzer without caring the C/C++ header files";
+    mainProgram = "lizard";
     downloadPage = "https://github.com/terryyin/lizard";
     homepage = "http://www.lizard.ws";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/logilab/common.nix b/pkgs/development/python-modules/logilab/common.nix
index cc08451950fe6..b8fadc0832adf 100644
--- a/pkgs/development/python-modules/logilab/common.nix
+++ b/pkgs/development/python-modules/logilab/common.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python packages and modules used by Logilab ";
+    mainProgram = "logilab-pytest";
     homepage = "https://logilab-common.readthedocs.io/";
     changelog = "https://forge.extranet.logilab.fr/open-source/logilab-common/-/blob/branch/default/CHANGELOG.md";
     license = licenses.lgpl21Plus;
diff --git a/pkgs/development/python-modules/logster/default.nix b/pkgs/development/python-modules/logster/default.nix
index d0603fcdf0b36..2bc6981955b1b 100644
--- a/pkgs/development/python-modules/logster/default.nix
+++ b/pkgs/development/python-modules/logster/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parses log files, generates metrics for Graphite and Ganglia";
+    mainProgram = "logster";
     license = licenses.gpl3Plus;
     homepage = "https://github.com/etsy/logster";
   };
diff --git a/pkgs/development/python-modules/lpc-checksum/default.nix b/pkgs/development/python-modules/lpc-checksum/default.nix
index 2ebdba9fe095a..9a02499803602 100644
--- a/pkgs/development/python-modules/lpc-checksum/default.nix
+++ b/pkgs/development/python-modules/lpc-checksum/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python script to calculate LPC firmware checksums";
+    mainProgram = "lpc_checksum";
     homepage = "https://pypi.org/project/lpc-checksum/";
     license = licenses.mit;
     maintainers = with maintainers; [ otavio ];
diff --git a/pkgs/development/python-modules/lsassy/default.nix b/pkgs/development/python-modules/lsassy/default.nix
index a7860e91542eb..dea8c8d194aa7 100644
--- a/pkgs/development/python-modules/lsassy/default.nix
+++ b/pkgs/development/python-modules/lsassy/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to extract data from Local Security Authority Subsystem Service (LSASS)";
+    mainProgram = "lsassy";
     homepage = "https://github.com/Hackndo/lsassy";
     changelog = "https://github.com/Hackndo/lsassy/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/luddite/default.nix b/pkgs/development/python-modules/luddite/default.nix
index d6ff66594f47c..c7e48892f9d8b 100644
--- a/pkgs/development/python-modules/luddite/default.nix
+++ b/pkgs/development/python-modules/luddite/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks for out-of-date package versions";
+    mainProgram = "luddite";
     homepage = "https://github.com/jumptrading/luddite";
     license = licenses.asl20;
     maintainers = with maintainers; [ emilytrau ];
diff --git a/pkgs/development/python-modules/lunarcalendar/default.nix b/pkgs/development/python-modules/lunarcalendar/default.nix
index e5233fec6cb7e..03a94e5e4cdce 100644
--- a/pkgs/development/python-modules/lunarcalendar/default.nix
+++ b/pkgs/development/python-modules/lunarcalendar/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/wolfhong/LunarCalendar";
     description = "A Lunar-Solar Converter, containing a number of lunar and solar festivals in China";
+    mainProgram = "lunar-find";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ tomasajt ];
   };
diff --git a/pkgs/development/python-modules/lupupy/default.nix b/pkgs/development/python-modules/lupupy/default.nix
index 7be84dae9bc32..946d79da85dc5 100644
--- a/pkgs/development/python-modules/lupupy/default.nix
+++ b/pkgs/development/python-modules/lupupy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to control Lupusec alarm control panels";
+    mainProgram = "lupupy";
     homepage = "https://github.com/majuss/lupupy";
     changelog = "https://github.com/majuss/lupupy/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/lxmf/default.nix b/pkgs/development/python-modules/lxmf/default.nix
index 2ce4565ecf829..a26e80a4eb021 100644
--- a/pkgs/development/python-modules/lxmf/default.nix
+++ b/pkgs/development/python-modules/lxmf/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Lightweight Extensible Message Format for Reticulum";
+    mainProgram = "lxmd";
     homepage = "https://github.com/markqvist/lxmf";
     changelog = "https://github.com/markqvist/LXMF/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/lyricwikia/default.nix b/pkgs/development/python-modules/lyricwikia/default.nix
index 6f2bed6acb209..05360af054fcd 100644
--- a/pkgs/development/python-modules/lyricwikia/default.nix
+++ b/pkgs/development/python-modules/lyricwikia/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "LyricWikia API for song lyrics";
+    mainProgram = "lyrics";
     homepage = "https://github.com/enricobacis/lyricwikia";
     changelog = "https://github.com/enricobacis/lyricwikia/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mac-alias/default.nix b/pkgs/development/python-modules/mac-alias/default.nix
index 159dfa1d89ad5..913ea42403ed8 100644
--- a/pkgs/development/python-modules/mac-alias/default.nix
+++ b/pkgs/development/python-modules/mac-alias/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/al45tair/mac_alias";
     description = "Generate or read binary Alias and Bookmark records from Python code";
+    mainProgram = "mac_alias";
     longDescription = ''
       mac_alias lets you generate or read binary Alias and Bookmark records from Python code.
 
diff --git a/pkgs/development/python-modules/mac-vendor-lookup/default.nix b/pkgs/development/python-modules/mac-vendor-lookup/default.nix
index d4a1be562f9e8..dbbd16dd6ea28 100644
--- a/pkgs/development/python-modules/mac-vendor-lookup/default.nix
+++ b/pkgs/development/python-modules/mac-vendor-lookup/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Find the vendor for a given MAC address";
+    mainProgram = "mac_vendor_lookup";
     homepage = "https://github.com/bauerj/mac_vendor_lookup";
     license = licenses.asl20;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/maestral/default.nix b/pkgs/development/python-modules/maestral/default.nix
index 4645174e122f7..3b5216a8382e1 100644
--- a/pkgs/development/python-modules/maestral/default.nix
+++ b/pkgs/development/python-modules/maestral/default.nix
@@ -96,6 +96,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Open-source Dropbox client for macOS and Linux";
+    mainProgram = "maestral";
     homepage = "https://maestral.app";
     changelog = "https://github.com/samschott/maestral/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mail-parser/default.nix b/pkgs/development/python-modules/mail-parser/default.nix
index 4ecb12642ccd3..5364fd25c21fe 100644
--- a/pkgs/development/python-modules/mail-parser/default.nix
+++ b/pkgs/development/python-modules/mail-parser/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A mail parser for python 2 and 3";
+    mainProgram = "mailparser";
     homepage = "https://github.com/SpamScope/mail-parser";
     license = licenses.asl20;
     maintainers = with maintainers; [ psyanticy ];
diff --git a/pkgs/development/python-modules/maison/default.nix b/pkgs/development/python-modules/maison/default.nix
index d28c5cc6c69d9..d05376bcb2794 100644
--- a/pkgs/development/python-modules/maison/default.nix
+++ b/pkgs/development/python-modules/maison/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to read settings from config files";
+    mainProgram = "maison";
     homepage = "https://github.com/dbatten5/maison";
     changelog = "https://github.com/dbatten5/maison/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mako/default.nix b/pkgs/development/python-modules/mako/default.nix
index 0a84359b27b6a..c6c5954129208 100644
--- a/pkgs/development/python-modules/mako/default.nix
+++ b/pkgs/development/python-modules/mako/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Super-fast templating language";
+    mainProgram = "mako-render";
     homepage = "https://www.makotemplates.org/";
     changelog = "https://docs.makotemplates.org/en/latest/changelog.html";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/malduck/default.nix b/pkgs/development/python-modules/malduck/default.nix
index ed521cf6d2475..0f15b6a1066cb 100644
--- a/pkgs/development/python-modules/malduck/default.nix
+++ b/pkgs/development/python-modules/malduck/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Helper for malware analysis";
+    mainProgram = "malduck";
     homepage = "https://github.com/CERT-Polska/malduck";
     changelog = "https://github.com/CERT-Polska/malduck/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/managesieve/default.nix b/pkgs/development/python-modules/managesieve/default.nix
index 74a12d9a58664..e1bd11c70688d 100644
--- a/pkgs/development/python-modules/managesieve/default.nix
+++ b/pkgs/development/python-modules/managesieve/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ManageSieve client library for remotely managing Sieve scripts";
+    mainProgram = "sieveshell";
     homepage = "https://managesieve.readthedocs.io/";
     # PSFL for the python module, GPLv3 only for sieveshell
     license = with licenses; [ gpl3Only psfl ];
diff --git a/pkgs/development/python-modules/manhole/default.nix b/pkgs/development/python-modules/manhole/default.nix
index 26c76cbb16592..94aa5f4435966 100644
--- a/pkgs/development/python-modules/manhole/default.nix
+++ b/pkgs/development/python-modules/manhole/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ionelmc/python-manhole";
     description = "Debugging manhole for Python applications";
+    mainProgram = "manhole-cli";
     license = licenses.bsd2;
     maintainers = with maintainers; [ ivan ];
   };
diff --git a/pkgs/development/python-modules/markdown/default.nix b/pkgs/development/python-modules/markdown/default.nix
index d7be3fabfab72..f31af525f1e6e 100644
--- a/pkgs/development/python-modules/markdown/default.nix
+++ b/pkgs/development/python-modules/markdown/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/Python-Markdown/markdown/blob/${src.rev}/docs/changelog.md";
     description = "Python implementation of John Gruber's Markdown";
+    mainProgram = "markdown_py";
     homepage = "https://github.com/Python-Markdown/markdown";
     license = licenses.bsd3;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/markdown2/default.nix b/pkgs/development/python-modules/markdown2/default.nix
index 91c10116e1bde..1c375523ae601 100644
--- a/pkgs/development/python-modules/markdown2/default.nix
+++ b/pkgs/development/python-modules/markdown2/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/trentm/python-markdown2/blob/${src.rev}/CHANGES.md";
     description = "A fast and complete Python implementation of Markdown";
+    mainProgram = "markdown2";
     homepage =  "https://github.com/trentm/python-markdown2";
     license = licenses.mit;
     maintainers = with maintainers; [ hbunke ];
diff --git a/pkgs/development/python-modules/markdownify/default.nix b/pkgs/development/python-modules/markdownify/default.nix
index 00af58297b92e..19f8429380077 100644
--- a/pkgs/development/python-modules/markdownify/default.nix
+++ b/pkgs/development/python-modules/markdownify/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HTML to Markdown converter";
+    mainProgram = "markdownify";
     homepage = "https://github.com/matthewwithanm/python-markdownify";
     license = licenses.mit;
     maintainers = [ maintainers.McSinyx ];
diff --git a/pkgs/development/python-modules/masky/default.nix b/pkgs/development/python-modules/masky/default.nix
index 4d03c4d57d93a..aadd429fa8815 100644
--- a/pkgs/development/python-modules/masky/default.nix
+++ b/pkgs/development/python-modules/masky/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to remotely dump domain credentials";
+    mainProgram = "masky";
     homepage = "https://github.com/Z4kSec/Masky";
     changelog = "https://github.com/Z4kSec/Masky/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mathlibtools/default.nix b/pkgs/development/python-modules/mathlibtools/default.nix
index 4f90bb7f36984..0d7ad7b2528a4 100644
--- a/pkgs/development/python-modules/mathlibtools/default.nix
+++ b/pkgs/development/python-modules/mathlibtools/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Supporting tool for Lean's mathlib";
+    mainProgram = "leanproject";
     homepage = "https://github.com/leanprover-community/mathlib-tools";
     changelog = "https://github.com/leanprover-community/mathlib-tools/raw/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/matplotx/default.nix b/pkgs/development/python-modules/matplotx/default.nix
index f20812606869b..77643ece548df 100644
--- a/pkgs/development/python-modules/matplotx/default.nix
+++ b/pkgs/development/python-modules/matplotx/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/nschloe/matplotx";
     description = "More styles and useful extensions for Matplotlib";
+    mainProgram = "matplotx";
     changelog = "https://github.com/nschloe/matplotx/releases/tag/v${version}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ swflint ];
diff --git a/pkgs/development/python-modules/mcstatus/default.nix b/pkgs/development/python-modules/mcstatus/default.nix
index cf817adbaaaa6..886cf432f7bad 100644
--- a/pkgs/development/python-modules/mcstatus/default.nix
+++ b/pkgs/development/python-modules/mcstatus/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for checking the status of Minecraft servers";
+    mainProgram = "mcstatus";
     homepage = "https://github.com/py-mine/mcstatus";
     changelog = "https://github.com/py-mine/mcstatus/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/md-toc/default.nix b/pkgs/development/python-modules/md-toc/default.nix
index 7789104db8923..34887cc91fa7d 100644
--- a/pkgs/development/python-modules/md-toc/default.nix
+++ b/pkgs/development/python-modules/md-toc/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Table of contents generator for Markdown";
+    mainProgram = "md_toc";
     homepage = "https://docs.franco.net.eu.org/md-toc/";
     changelog = "https://blog.franco.net.eu.org/software/CHANGELOG-md-toc.html";
     license = with licenses; [ gpl3Plus ];
diff --git a/pkgs/development/python-modules/memory-profiler/default.nix b/pkgs/development/python-modules/memory-profiler/default.nix
index 2176b652597ff..9264f136940cd 100644
--- a/pkgs/development/python-modules/memory-profiler/default.nix
+++ b/pkgs/development/python-modules/memory-profiler/default.nix
@@ -21,6 +21,7 @@ python.pkgs.buildPythonPackage rec {
 
   meta = with lib; {
     description = "A module for monitoring memory usage of a process";
+    mainProgram = "mprof";
     longDescription = ''
       This is a python module for monitoring memory consumption of a process as
       well as line-by-line analysis of memory consumption for python programs.
diff --git a/pkgs/development/python-modules/mercantile/default.nix b/pkgs/development/python-modules/mercantile/default.nix
index 1523eaf4c8e3b..8f496bca53c5b 100644
--- a/pkgs/development/python-modules/mercantile/default.nix
+++ b/pkgs/development/python-modules/mercantile/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Spherical mercator tile and coordinate utilities";
+    mainProgram = "mercantile";
     homepage = "https://github.com/mapbox/mercantile";
     license = licenses.bsd3;
     maintainers = with maintainers; [ sikmir ];
diff --git a/pkgs/development/python-modules/merge3/default.nix b/pkgs/development/python-modules/merge3/default.nix
index e06556dddf358..906c00911737d 100644
--- a/pkgs/development/python-modules/merge3/default.nix
+++ b/pkgs/development/python-modules/merge3/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of 3-way merge";
+    mainProgram = "merge3";
     homepage = "https://github.com/breezy-team/merge3";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ marsam ];
diff --git a/pkgs/development/python-modules/mergedb/default.nix b/pkgs/development/python-modules/mergedb/default.nix
index 3c78026632ba5..e5973aa280d26 100644
--- a/pkgs/development/python-modules/mergedb/default.nix
+++ b/pkgs/development/python-modules/mergedb/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool/library for deep merging YAML files";
+    mainProgram = "mergedb";
     homepage = "https://github.com/graysonhead/mergedb";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ graysonhead ];
diff --git a/pkgs/development/python-modules/meshcat/default.nix b/pkgs/development/python-modules/meshcat/default.nix
index 8f79a1477451f..ff1ef37b22e57 100644
--- a/pkgs/development/python-modules/meshcat/default.nix
+++ b/pkgs/development/python-modules/meshcat/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/rdeits/meshcat-python";
     description = "WebGL-based 3D visualizer for Python";
+    mainProgram = "meshcat-server";
     license = licenses.mit;
     maintainers = with maintainers; [ wegank ];
   };
diff --git a/pkgs/development/python-modules/meshio/default.nix b/pkgs/development/python-modules/meshio/default.nix
index 313c1bd0920e3..f0c170202683c 100644
--- a/pkgs/development/python-modules/meshio/default.nix
+++ b/pkgs/development/python-modules/meshio/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/nschloe/meshio";
     description = "I/O for mesh files.";
+    mainProgram = "meshio";
     license = licenses.mit;
     maintainers = with maintainers; [ wd15 ];
   };
diff --git a/pkgs/development/python-modules/meteofrance-api/default.nix b/pkgs/development/python-modules/meteofrance-api/default.nix
index 1a1e14d8ee413..ce3dbe1b44f77 100644
--- a/pkgs/development/python-modules/meteofrance-api/default.nix
+++ b/pkgs/development/python-modules/meteofrance-api/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to access information from the Meteo-France API";
+    mainProgram = "meteofrance-api";
     homepage = "https://github.com/hacf-fr/meteofrance-api";
     changelog = "https://github.com/hacf-fr/meteofrance-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mezzanine/default.nix b/pkgs/development/python-modules/mezzanine/default.nix
index 0f13239756d95..18d06579a8a87 100644
--- a/pkgs/development/python-modules/mezzanine/default.nix
+++ b/pkgs/development/python-modules/mezzanine/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Content management platform built using the Django framework";
+    mainProgram = "mezzanine-project";
     longDescription = ''
       Mezzanine is a powerful, consistent, and flexible content
       management platform. Built using the Django framework, Mezzanine
diff --git a/pkgs/development/python-modules/miauth/default.nix b/pkgs/development/python-modules/miauth/default.nix
index 486878140e04a..c28c5ed96a77a 100644
--- a/pkgs/development/python-modules/miauth/default.nix
+++ b/pkgs/development/python-modules/miauth/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Authenticate and interact with Xiaomi devices over BLE";
+    mainProgram = "miauth";
     homepage = "https://github.com/dnandha/miauth";
     license = licenses.agpl3Only;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/micloud/default.nix b/pkgs/development/python-modules/micloud/default.nix
index 641581298340c..ab934962e216b 100644
--- a/pkgs/development/python-modules/micloud/default.nix
+++ b/pkgs/development/python-modules/micloud/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Xiaomi cloud connect library";
+    mainProgram = "micloud";
     homepage = "https://github.com/Squachen/micloud";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/microdata/default.nix b/pkgs/development/python-modules/microdata/default.nix
index 140aa10314e1d..f7dcfc92f8b96 100644
--- a/pkgs/development/python-modules/microdata/default.nix
+++ b/pkgs/development/python-modules/microdata/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for extracting html microdata";
+    mainProgram = "microdata";
     homepage = "https://github.com/edsu/microdata";
     license = licenses.cc0;
     maintainers = with maintainers; [ ambroisie ];
diff --git a/pkgs/development/python-modules/mike/default.nix b/pkgs/development/python-modules/mike/default.nix
index f107d8e632bd8..9a48dca546993 100644
--- a/pkgs/development/python-modules/mike/default.nix
+++ b/pkgs/development/python-modules/mike/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Manage multiple versions of your MkDocs-powered documentation";
+    mainProgram = "mike";
     homepage = "https://github.com/jimporter/mike";
     license = licenses.bsd3;
     maintainers = with maintainers; [ marsam ];
diff --git a/pkgs/development/python-modules/milc/default.nix b/pkgs/development/python-modules/milc/default.nix
index aa168fd0dea00..59c8eb6f68eba 100644
--- a/pkgs/development/python-modules/milc/default.nix
+++ b/pkgs/development/python-modules/milc/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An Opinionated Batteries-Included Python 3 CLI Framework";
+    mainProgram = "milc-color";
     homepage = "https://milc.clueboard.co";
     license = licenses.mit;
     maintainers = with maintainers; [ bhipple ];
diff --git a/pkgs/development/python-modules/minidump/default.nix b/pkgs/development/python-modules/minidump/default.nix
index 2829a6351ace8..58d59512e8b50 100644
--- a/pkgs/development/python-modules/minidump/default.nix
+++ b/pkgs/development/python-modules/minidump/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to parse and read Microsoft minidump file format";
+    mainProgram = "minidump";
     homepage = "https://github.com/skelsec/minidump";
     changelog = "https://github.com/skelsec/minidump/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/misaka/default.nix b/pkgs/development/python-modules/misaka/default.nix
index c257c7f735a67..369196b152760 100644
--- a/pkgs/development/python-modules/misaka/default.nix
+++ b/pkgs/development/python-modules/misaka/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A CFFI binding for Hoedown, a markdown parsing library";
+    mainProgram = "misaka";
     homepage = "https://misaka.61924.nl";
     license = licenses.mit;
     maintainers = with maintainers; [ fgaz ];
diff --git a/pkgs/development/python-modules/mistletoe/default.nix b/pkgs/development/python-modules/mistletoe/default.nix
index c95a26eb6e046..9625984ddf811 100644
--- a/pkgs/development/python-modules/mistletoe/default.nix
+++ b/pkgs/development/python-modules/mistletoe/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast and extensible Markdown parser";
+    mainProgram = "mistletoe";
     homepage = "https://github.com/miyuchina/mistletoe";
     changelog = "https://github.com/miyuchina/mistletoe/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mkdocs-linkcheck/default.nix b/pkgs/development/python-modules/mkdocs-linkcheck/default.nix
index 1f83c11a35dd9..18d9a9a9ab299 100644
--- a/pkgs/development/python-modules/mkdocs-linkcheck/default.nix
+++ b/pkgs/development/python-modules/mkdocs-linkcheck/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Validate links in Markdown files for static site generators like MkDocs, Hugo or Jekyll";
+    mainProgram = "mkdocs-linkcheck";
     longDescription = ''
       This is not a MkDocs plugin, but a companion tool that is useful to validate links in Markdown files for
       static site generators like MkDocs, Hugo or Jekyll. It can be used with any text files containing links.
diff --git a/pkgs/development/python-modules/mkdocs/default.nix b/pkgs/development/python-modules/mkdocs/default.nix
index 8a402510ec18d..a20958dbb747e 100644
--- a/pkgs/development/python-modules/mkdocs/default.nix
+++ b/pkgs/development/python-modules/mkdocs/default.nix
@@ -88,6 +88,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/mkdocs/mkdocs/releases/tag/${version}";
     description = "Project documentation with Markdown / static website generator";
+    mainProgram = "mkdocs";
     downloadPage = "https://github.com/mkdocs/mkdocs";
     longDescription = ''
       MkDocs is a fast, simple and downright gorgeous static site generator that's
diff --git a/pkgs/development/python-modules/mlflow/default.nix b/pkgs/development/python-modules/mlflow/default.nix
index 1bed42479c8a8..0a0efaab43728 100644
--- a/pkgs/development/python-modules/mlflow/default.nix
+++ b/pkgs/development/python-modules/mlflow/default.nix
@@ -103,6 +103,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Open source platform for the machine learning lifecycle";
+    mainProgram = "mlflow";
     homepage = "https://github.com/mlflow/mlflow";
     changelog = "https://github.com/mlflow/mlflow/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/mne-python/default.nix b/pkgs/development/python-modules/mne-python/default.nix
index 4e93aaf3311ca..c34d2649cda8a 100644
--- a/pkgs/development/python-modules/mne-python/default.nix
+++ b/pkgs/development/python-modules/mne-python/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Magnetoencephelography and electroencephalography in Python";
+    mainProgram = "mne";
     homepage = "https://mne.tools";
     changelog = "https://mne.tools/stable/changes/v${version}.html";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/mobi/default.nix b/pkgs/development/python-modules/mobi/default.nix
index 3241eab8cafc2..b5c04d0bae893 100644
--- a/pkgs/development/python-modules/mobi/default.nix
+++ b/pkgs/development/python-modules/mobi/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for unpacking unencrypted mobi files";
+    mainProgram = "mobiunpack";
     homepage = "https://github.com/iscc/mobi";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/molecule/default.nix b/pkgs/development/python-modules/molecule/default.nix
index 6b46ae62258c4..309a3cdcfadfa 100644
--- a/pkgs/development/python-modules/molecule/default.nix
+++ b/pkgs/development/python-modules/molecule/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Molecule aids in the development and testing of Ansible roles";
+    mainProgram = "molecule";
     homepage = "https://github.com/ansible-community/molecule";
     maintainers = with maintainers; [ dawidd6 ];
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/monai-deploy/default.nix b/pkgs/development/python-modules/monai-deploy/default.nix
index 74b88ca8dc735..3f200cb59fc50 100644
--- a/pkgs/development/python-modules/monai-deploy/default.nix
+++ b/pkgs/development/python-modules/monai-deploy/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Framework and tools to design, develop and verify AI applications in healthcare imaging";
+    mainProgram = "monai-deploy";
     homepage = "https://monai.io/deploy.html";
     changelog = "https://github.com/Project-MONAI/monai-deploy-app-sdk/blob/main/docs/source/release_notes/v${version}.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/monitorcontrol/default.nix b/pkgs/development/python-modules/monitorcontrol/default.nix
index 669077c1376fd..920074b65f0b5 100644
--- a/pkgs/development/python-modules/monitorcontrol/default.nix
+++ b/pkgs/development/python-modules/monitorcontrol/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python monitor controls using DDC-CI";
+    mainProgram = "monitorcontrol";
     homepage = "https://github.com/newAM/monitorcontrol";
     changelog = "https://github.com/newAM/monitorcontrol/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mpyq/default.nix b/pkgs/development/python-modules/mpyq/default.nix
index 815c41a80afc0..f23feb21f054e 100644
--- a/pkgs/development/python-modules/mpyq/default.nix
+++ b/pkgs/development/python-modules/mpyq/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A Python library for extracting MPQ (MoPaQ) files.";
+    mainProgram = "mpyq";
     homepage = "https://github.com/eagleflo/mpyq";
     license = lib.licenses.bsd2;
     maintainers = with lib.maintainers; [ ];
diff --git a/pkgs/development/python-modules/mqtt2influxdb/default.nix b/pkgs/development/python-modules/mqtt2influxdb/default.nix
index e7892732fcdf5..351e1ab69085c 100644
--- a/pkgs/development/python-modules/mqtt2influxdb/default.nix
+++ b/pkgs/development/python-modules/mqtt2influxdb/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-mqtt2influxdb";
     description = "Flexible MQTT to InfluxDB Bridge";
+    mainProgram = "mqtt2influxdb";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/msg-parser/default.nix b/pkgs/development/python-modules/msg-parser/default.nix
index 9670403e640e0..5e45338d0787c 100644
--- a/pkgs/development/python-modules/msg-parser/default.nix
+++ b/pkgs/development/python-modules/msg-parser/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Python module to read, parse and converting Microsoft Outlook MSG E-Mail files.";
+    mainProgram = "msg_parser";
     homepage = "https://github.com/vikramarsid/msg_parser";
     license = licenses.bsd2;
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/python-modules/msoffcrypto-tool/default.nix b/pkgs/development/python-modules/msoffcrypto-tool/default.nix
index 4bc2e80642e61..fd297474eb706 100644
--- a/pkgs/development/python-modules/msoffcrypto-tool/default.nix
+++ b/pkgs/development/python-modules/msoffcrypto-tool/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool and library for decrypting MS Office files with passwords or other keys";
+    mainProgram = "msoffcrypto-tool";
     homepage = "https://github.com/nolze/msoffcrypto-tool";
     changelog = "https://github.com/nolze/msoffcrypto-tool/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/mss/default.nix b/pkgs/development/python-modules/mss/default.nix
index 6a82bffaa6c00..ecc0787062f8f 100644
--- a/pkgs/development/python-modules/mss/default.nix
+++ b/pkgs/development/python-modules/mss/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross-platform multiple screenshots module";
+    mainProgram = "mss";
     homepage = "https://github.com/BoboTiG/python-mss";
     changelog = "https://github.com/BoboTiG/python-mss/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mullvad-closest/default.nix b/pkgs/development/python-modules/mullvad-closest/default.nix
index c5d45dfd17518..62537c244491a 100644
--- a/pkgs/development/python-modules/mullvad-closest/default.nix
+++ b/pkgs/development/python-modules/mullvad-closest/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Find Mullvad servers with the lowest latency at your location";
+    mainProgram = "mullvad-closest";
     homepage = "https://github.com/Ch00k/mullvad-closest";
     license = licenses.unlicense;
     maintainers = with maintainers; [ siraben ];
diff --git a/pkgs/development/python-modules/mutag/default.nix b/pkgs/development/python-modules/mutag/default.nix
index f6e8020337c7b..9076464d457ce 100644
--- a/pkgs/development/python-modules/mutag/default.nix
+++ b/pkgs/development/python-modules/mutag/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/aroig/mutag";
     description = "A script to change email tags in a mu indexed maildir";
+    mainProgram = "mutag";
     license = licenses.gpl3;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/mwdblib/default.nix b/pkgs/development/python-modules/mwdblib/default.nix
index 28e7f8c89f8a8..363c909c303b6 100644
--- a/pkgs/development/python-modules/mwdblib/default.nix
+++ b/pkgs/development/python-modules/mwdblib/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client library for the mwdb service";
+    mainProgram = "mwdb";
     homepage = "https://github.com/CERT-Polska/mwdblib";
     changelog = "https://github.com/CERT-Polska/mwdblib/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/mwxml/default.nix b/pkgs/development/python-modules/mwxml/default.nix
index 0c04715374324..28d3033252093 100644
--- a/pkgs/development/python-modules/mwxml/default.nix
+++ b/pkgs/development/python-modules/mwxml/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A set of utilities for processing MediaWiki XML dump data";
+    mainProgram = "mwxml";
     homepage = "https://github.com/mediawiki-utilities/python-mwxml";
     license = licenses.mit;
     maintainers = with maintainers; [ GaetanLepage ];
diff --git a/pkgs/development/python-modules/myfitnesspal/default.nix b/pkgs/development/python-modules/myfitnesspal/default.nix
index ca654c0b99471..27ffdad65e70f 100644
--- a/pkgs/development/python-modules/myfitnesspal/default.nix
+++ b/pkgs/development/python-modules/myfitnesspal/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to access meal tracking data stored in MyFitnessPal";
+    mainProgram = "myfitnesspal";
     homepage = "https://github.com/coddingtonbear/python-myfitnesspal";
     license = licenses.mit;
     maintainers = with maintainers; [ bhipple ];
diff --git a/pkgs/development/python-modules/mypy-boto3-builder/default.nix b/pkgs/development/python-modules/mypy-boto3-builder/default.nix
index e02abac1b4f88..1e19b77c9c9c2 100644
--- a/pkgs/development/python-modules/mypy-boto3-builder/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3-builder/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Type annotations builder for boto3";
+    mainProgram = "mypy_boto3_builder";
     homepage = "https://github.com/youtype/mypy_boto3_builder";
     changelog = "https://github.com/youtype/mypy_boto3_builder/releases/tag/${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/nameko/default.nix b/pkgs/development/python-modules/nameko/default.nix
index aec20b0f43e71..93bc03bcde95e 100644
--- a/pkgs/development/python-modules/nameko/default.nix
+++ b/pkgs/development/python-modules/nameko/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A microservices framework that lets service developers concentrate on application logic and encourages testability";
+    mainProgram = "nameko";
     homepage = "https://www.nameko.io/";
     changelog = "https://github.com/nameko/nameko/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/names/default.nix b/pkgs/development/python-modules/names/default.nix
index 89ca958582c2a..3661e7f0d1192 100644
--- a/pkgs/development/python-modules/names/default.nix
+++ b/pkgs/development/python-modules/names/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Generate random names";
+    mainProgram = "names";
     homepage = "https://github.com/treyhunner/names";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [
diff --git a/pkgs/development/python-modules/nampa/default.nix b/pkgs/development/python-modules/nampa/default.nix
index 24a27c84bbd57..d5d411728315e 100644
--- a/pkgs/development/python-modules/nampa/default.nix
+++ b/pkgs/development/python-modules/nampa/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the FLIRT technology";
+    mainProgram = "dumpsig.py";
     homepage = "https://github.com/thebabush/nampa";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/napari-npe2/default.nix b/pkgs/development/python-modules/napari-npe2/default.nix
index 95ae7bfb39bb8..298a333f32065 100644
--- a/pkgs/development/python-modules/napari-npe2/default.nix
+++ b/pkgs/development/python-modules/napari-npe2/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plugin system for napari (the image visualizer)";
+    mainProgram = "npe2";
     homepage = "https://github.com/napari/npe2";
     license = licenses.bsd3;
     maintainers = with maintainers; [ SomeoneSerge ];
diff --git a/pkgs/development/python-modules/natsort/default.nix b/pkgs/development/python-modules/natsort/default.nix
index b39460f71aa68..aef526b4290ee 100644
--- a/pkgs/development/python-modules/natsort/default.nix
+++ b/pkgs/development/python-modules/natsort/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Natural sorting for Python";
+    mainProgram = "natsort";
     homepage = "https://github.com/SethMMorton/natsort";
     changelog = "https://github.com/SethMMorton/natsort/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/navec/default.nix b/pkgs/development/python-modules/navec/default.nix
index 2f39e56b492c3..e5712212eb698 100644
--- a/pkgs/development/python-modules/navec/default.nix
+++ b/pkgs/development/python-modules/navec/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Compact high quality word embeddings for Russian language";
+    mainProgram = "navec-train";
     homepage = "https://github.com/natasha/navec";
     license = licenses.mit;
     maintainers = with maintainers; [ npatsakula ];
diff --git a/pkgs/development/python-modules/nbclient/default.nix b/pkgs/development/python-modules/nbclient/default.nix
index e2d4fc2810c50..d25509f0184ec 100644
--- a/pkgs/development/python-modules/nbclient/default.nix
+++ b/pkgs/development/python-modules/nbclient/default.nix
@@ -67,6 +67,7 @@ let nbclient = buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/jupyter/nbclient";
     description = "A client library for executing notebooks";
+    mainProgram = "jupyter-execute";
     license = licenses.bsd3;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/nbconflux/default.nix b/pkgs/development/python-modules/nbconflux/default.nix
index 306d927faa4bb..25d9cc73df53e 100644
--- a/pkgs/development/python-modules/nbconflux/default.nix
+++ b/pkgs/development/python-modules/nbconflux/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Converts Jupyter Notebooks to Atlassian Confluence (R) pages using nbconvert";
+    mainProgram = "nbconflux";
     homepage = "https://github.com/Valassis-Digital-Media/nbconflux";
     license = licenses.bsd3;
     maintainers = [ maintainers.arnoldfarkas ];
diff --git a/pkgs/development/python-modules/nbexec/default.nix b/pkgs/development/python-modules/nbexec/default.nix
index 5eec122cdc594..faed2eedb4718 100644
--- a/pkgs/development/python-modules/nbexec/default.nix
+++ b/pkgs/development/python-modules/nbexec/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A dead-simple tool for executing Jupyter notebooks from the command line.";
+    mainProgram = "nbexec";
     homepage = "https://github.com/jsvine/nbexec";
     changelog = "https://github.com/jsvine/nbexec/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nbformat/default.nix b/pkgs/development/python-modules/nbformat/default.nix
index 290663e78a810..f1ef3cd815217 100644
--- a/pkgs/development/python-modules/nbformat/default.nix
+++ b/pkgs/development/python-modules/nbformat/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "The Jupyter Notebook format";
+    mainProgram = "jupyter-trust";
     homepage = "https://jupyter.org/";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fridh globin ];
diff --git a/pkgs/development/python-modules/nbtlib/default.nix b/pkgs/development/python-modules/nbtlib/default.nix
index b70259c9c76da..3ec7ade6a90b4 100644
--- a/pkgs/development/python-modules/nbtlib/default.nix
+++ b/pkgs/development/python-modules/nbtlib/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A python library to read and edit nbt data";
+    mainProgram = "nbt";
     homepage = "https://github.com/vberlier/nbtlib";
     changelog = "https://github.com/vberlier/nbtlib/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nclib/default.nix b/pkgs/development/python-modules/nclib/default.nix
index c2717746bf690..f803a2b39980b 100644
--- a/pkgs/development/python-modules/nclib/default.nix
+++ b/pkgs/development/python-modules/nclib/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module that provides netcat features";
+    mainProgram = "serve-stdio";
     homepage = "https://nclib.readthedocs.io/";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ndg-httpsclient/default.nix b/pkgs/development/python-modules/ndg-httpsclient/default.nix
index d3d129efa2dce..71acebc14e011 100644
--- a/pkgs/development/python-modules/ndg-httpsclient/default.nix
+++ b/pkgs/development/python-modules/ndg-httpsclient/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/cedadev/ndg_httpsclient/";
     description = "Provide enhanced HTTPS support for httplib and urllib2 using PyOpenSSL";
+    mainProgram = "ndg_httpclient";
     license = licenses.bsd2;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/nessclient/default.nix b/pkgs/development/python-modules/nessclient/default.nix
index 542ed4f94b648..73b6d83dbe86a 100644
--- a/pkgs/development/python-modules/nessclient/default.nix
+++ b/pkgs/development/python-modules/nessclient/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation/abstraction of the Ness D8x/D16x Serial Interface ASCII protocol";
+    mainProgram = "ness-cli";
     homepage = "https://github.com/nickw444/nessclient";
     changelog = "https://github.com/nickw444/nessclient/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/netaddr/default.nix b/pkgs/development/python-modules/netaddr/default.nix
index 65f4fcd61421b..4c9c6bfdf754b 100644
--- a/pkgs/development/python-modules/netaddr/default.nix
+++ b/pkgs/development/python-modules/netaddr/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A network address manipulation library for Python";
+    mainProgram = "netaddr";
     homepage = "https://netaddr.readthedocs.io/";
     downloadPage = "https://github.com/netaddr/netaddr/releases";
     changelog = "https://github.com/netaddr/netaddr/blob/${version}/CHANGELOG";
diff --git a/pkgs/development/python-modules/netapp-ontap/default.nix b/pkgs/development/python-modules/netapp-ontap/default.nix
index 7516c5da20e33..a770cb63b0b2f 100644
--- a/pkgs/development/python-modules/netapp-ontap/default.nix
+++ b/pkgs/development/python-modules/netapp-ontap/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library for working with ONTAP's REST APIs simply in Python";
+    mainProgram = "ontap-cli";
     homepage = "https://devnet.netapp.com/restapi.php";
     license = licenses.bsd3;
     maintainers = with maintainers; [ SuperSandro2000 ];
diff --git a/pkgs/development/python-modules/netio/default.nix b/pkgs/development/python-modules/netio/default.nix
index 30e9fc1af53a2..0d1159dec8267 100644
--- a/pkgs/development/python-modules/netio/default.nix
+++ b/pkgs/development/python-modules/netio/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for interacting with NETIO devices";
+    mainProgram = "Netio";
     homepage = "https://github.com/netioproducts/PyNetio";
     changelog = "https://github.com/netioproducts/PyNetio/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/newversion/default.nix b/pkgs/development/python-modules/newversion/default.nix
index 769750163663d..fec4f1b0f41f7 100644
--- a/pkgs/development/python-modules/newversion/default.nix
+++ b/pkgs/development/python-modules/newversion/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PEP 440 version manager";
+    mainProgram = "newversion";
     homepage = "https://github.com/vemel/newversion";
     changelog = "https://github.com/vemel/newversion/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/niaarm/default.nix b/pkgs/development/python-modules/niaarm/default.nix
index 4ebaee014a995..747cf394f4ad0 100644
--- a/pkgs/development/python-modules/niaarm/default.nix
+++ b/pkgs/development/python-modules/niaarm/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A minimalistic framework for Numerical Association Rule Mining";
+    mainProgram = "niaarm";
     homepage = "https://github.com/firefly-cpp/NiaARM";
     changelog = "https://github.com/firefly-cpp/NiaARM/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nikola/default.nix b/pkgs/development/python-modules/nikola/default.nix
index 461d65a00f8fc..eed3e7845f88c 100644
--- a/pkgs/development/python-modules/nikola/default.nix
+++ b/pkgs/development/python-modules/nikola/default.nix
@@ -120,6 +120,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Static website and blog generator";
+    mainProgram = "nikola";
     homepage = "https://getnikola.com/";
     changelog = "https://github.com/getnikola/nikola/blob/v${version}/CHANGES.txt";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ninebot-ble/default.nix b/pkgs/development/python-modules/ninebot-ble/default.nix
index c13d96fe700ca..79f00a7e19ff7 100644
--- a/pkgs/development/python-modules/ninebot-ble/default.nix
+++ b/pkgs/development/python-modules/ninebot-ble/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ninebot scooter BLE client";
+    mainProgram = "ninebot-ble";
     homepage = "https://github.com/ownbee/ninebot-ble";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ninja/default.nix b/pkgs/development/python-modules/ninja/default.nix
index 808bf9fb8c0e1..4bf4c83ad4340 100644
--- a/pkgs/development/python-modules/ninja/default.nix
+++ b/pkgs/development/python-modules/ninja/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A small build system with a focus on speed";
+    mainProgram = "ninja";
     longDescription = ''
       This is a stub of the ninja package on PyPI that uses the ninja program
       provided by nixpkgs instead of downloading ninja from the web.
diff --git a/pkgs/development/python-modules/nipype/default.nix b/pkgs/development/python-modules/nipype/default.nix
index 9386729d30b76..2c6d00517df18 100644
--- a/pkgs/development/python-modules/nipype/default.nix
+++ b/pkgs/development/python-modules/nipype/default.nix
@@ -106,6 +106,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://nipy.org/nipype/";
     description = "Neuroimaging in Python: Pipelines and Interfaces";
+    mainProgram = "nipypecli";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ashgillman ];
   };
diff --git a/pkgs/development/python-modules/nitransforms/default.nix b/pkgs/development/python-modules/nitransforms/default.nix
index 3132d1900847b..a05c9661e69e6 100644
--- a/pkgs/development/python-modules/nitransforms/default.nix
+++ b/pkgs/development/python-modules/nitransforms/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://nitransforms.readthedocs.io";
     description = "Geometric transformations for images and surfaces";
+    mainProgram = "nb-transform";
     changelog = "https://github.com/nipy/nitransforms/releases/tag/${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/niworkflows/default.nix b/pkgs/development/python-modules/niworkflows/default.nix
index 4760543847173..1616cfff46379 100644
--- a/pkgs/development/python-modules/niworkflows/default.nix
+++ b/pkgs/development/python-modules/niworkflows/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Common workflows for MRI (anatomical, functional, diffusion, etc.)";
+    mainProgram = "niworkflows-boldref";
     homepage = "https://github.com/nipreps/niworkflows";
     changelog = "https://github.com/nipreps/niworkflows/blob/${src.rev}/CHANGES.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/nkdfu/default.nix b/pkgs/development/python-modules/nkdfu/default.nix
index 35d6fa16e1d35..28274467efb9e 100644
--- a/pkgs/development/python-modules/nkdfu/default.nix
+++ b/pkgs/development/python-modules/nkdfu/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool for Nitrokeys' firmware update";
+    mainProgram = "nkdfu";
     homepage = "https://github.com/Nitrokey/nkdfu";
     license = with licenses; [ gpl2Only ];
     maintainers = with maintainers; [ frogamic ];
diff --git a/pkgs/development/python-modules/nltk/default.nix b/pkgs/development/python-modules/nltk/default.nix
index 77ed843d47cdf..cfac189b06f56 100644
--- a/pkgs/development/python-modules/nltk/default.nix
+++ b/pkgs/development/python-modules/nltk/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Natural Language Processing ToolKit";
+    mainProgram = "nltk";
     homepage = "http://nltk.org/";
     license = licenses.asl20;
     maintainers = with maintainers; [ lheckemann ];
diff --git a/pkgs/development/python-modules/nodeenv/default.nix b/pkgs/development/python-modules/nodeenv/default.nix
index 92d3bbb5d4c6e..8efd0b492e76a 100644
--- a/pkgs/development/python-modules/nodeenv/default.nix
+++ b/pkgs/development/python-modules/nodeenv/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Node.js virtual environment builder";
+    mainProgram = "nodeenv";
     homepage = "https://github.com/ekalinin/nodeenv";
     changelog = "https://github.com/ekalinin/nodeenv/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/nomadnet/default.nix b/pkgs/development/python-modules/nomadnet/default.nix
index 2b7b4533ee30b..d7548d3f8bd80 100644
--- a/pkgs/development/python-modules/nomadnet/default.nix
+++ b/pkgs/development/python-modules/nomadnet/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Off-grid, resilient mesh communication";
+    mainProgram = "nomadnet";
     homepage = "https://github.com/markqvist/NomadNet";
     changelog = "https://github.com/markqvist/NomadNet/releases/tag/${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/nose/default.nix b/pkgs/development/python-modules/nose/default.nix
index dc9dc51da5b8e..d59dd0db64615 100644
--- a/pkgs/development/python-modules/nose/default.nix
+++ b/pkgs/development/python-modules/nose/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = isPyPy; # missing 2to3 conversion utility
     description = "A unittest-based testing framework for python that makes writing and running tests easier";
+    mainProgram = "nosetests";
     homepage = "https://nose.readthedocs.io/";
     license = licenses.lgpl3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/nose2/default.nix b/pkgs/development/python-modules/nose2/default.nix
index de96b74709edc..4d6e6b3e5c83d 100644
--- a/pkgs/development/python-modules/nose2/default.nix
+++ b/pkgs/development/python-modules/nose2/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/nose-devs/nose2/blob/${version}/docs/changelog.rst";
     description = "Test runner for Python";
+    mainProgram = "nose2";
     homepage = "https://github.com/nose-devs/nose2";
     license = licenses.bsd0;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/notedown/default.nix b/pkgs/development/python-modules/notedown/default.nix
index 9301fb13dd0d0..f272f5cb0d4b9 100644
--- a/pkgs/development/python-modules/notedown/default.nix
+++ b/pkgs/development/python-modules/notedown/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/aaren/notedown";
     description = "Convert IPython Notebooks to markdown (and back)";
+    mainProgram = "notedown";
     license = lib.licenses.bsd2;
     maintainers = with lib.maintainers; [ vcanadi ];
   };
diff --git a/pkgs/development/python-modules/notify-py/default.nix b/pkgs/development/python-modules/notify-py/default.nix
index 61c1c9026e0be..9e4a972386995 100644
--- a/pkgs/development/python-modules/notify-py/default.nix
+++ b/pkgs/development/python-modules/notify-py/default.nix
@@ -87,6 +87,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross-platform desktop notification library for Python";
+    mainProgram = "notifypy";
     homepage = "https://github.com/ms7m/notify-py";
     changelog = "https://github.com/ms7m/notify-py/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nsz/default.nix b/pkgs/development/python-modules/nsz/default.nix
index 05bbad2d2180c..7e8c3b4cdf8d8 100644
--- a/pkgs/development/python-modules/nsz/default.nix
+++ b/pkgs/development/python-modules/nsz/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/nicoboss/nsz";
     description = "Homebrew compatible NSP/XCI compressor/decompressor";
+    mainProgram = "nsz";
     changelog = "https://github.com/nicoboss/nsz/releases/tag/${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/num2words/default.nix b/pkgs/development/python-modules/num2words/default.nix
index 10529adf74a78..0a492b32f310a 100644
--- a/pkgs/development/python-modules/num2words/default.nix
+++ b/pkgs/development/python-modules/num2words/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modules to convert numbers to words. 42 --> forty-two";
+    mainProgram = "num2words";
     homepage = "https://github.com/savoirfairelinux/num2words";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ jonringer ];
diff --git a/pkgs/development/python-modules/numpy/default.nix b/pkgs/development/python-modules/numpy/default.nix
index d25d436d9fdd3..b3c80a49798c9 100644
--- a/pkgs/development/python-modules/numpy/default.nix
+++ b/pkgs/development/python-modules/numpy/default.nix
@@ -183,6 +183,7 @@ in buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/numpy/numpy/releases/tag/v${version}";
     description = "Scientific tools for Python";
+    mainProgram = "f2py";
     homepage = "https://numpy.org/";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/numpydoc/default.nix b/pkgs/development/python-modules/numpydoc/default.nix
index 428ea03ed2870..aabc55278e6fc 100644
--- a/pkgs/development/python-modules/numpydoc/default.nix
+++ b/pkgs/development/python-modules/numpydoc/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/numpy/numpydoc/releases/tag/v${version}";
     description = "Sphinx extension to support docstrings in Numpy format";
+    mainProgram = "validate-docstrings";
     homepage = "https://github.com/numpy/numpydoc";
     license = lib.licenses.free;
    };
diff --git a/pkgs/development/python-modules/nunavut/default.nix b/pkgs/development/python-modules/nunavut/default.nix
index 52a6d1c182595..a0b82d76ff2a8 100644
--- a/pkgs/development/python-modules/nunavut/default.nix
+++ b/pkgs/development/python-modules/nunavut/default.nix
@@ -45,6 +45,7 @@
 
   meta = with lib; {
     description = "A UAVCAN DSDL template engine";
+    mainProgram = "nnvg";
     longDescription = ''
       It exposes a pydsdl abstract syntax tree to Jinja2 templates allowing
       authors to generate code, schemas, metadata, documentation, etc.
diff --git a/pkgs/development/python-modules/ofxclient/default.nix b/pkgs/development/python-modules/ofxclient/default.nix
index 8ebac1d06a566..c0c06b1ca91e5 100644
--- a/pkgs/development/python-modules/ofxclient/default.nix
+++ b/pkgs/development/python-modules/ofxclient/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/captin411/ofxclient";
     description = "OFX client for dowloading transactions from banks";
+    mainProgram = "ofxclient";
     license = licenses.mit;
   };
 }
diff --git a/pkgs/development/python-modules/ofxtools/default.nix b/pkgs/development/python-modules/ofxtools/default.nix
index a9306b2dca4b4..67bb7ded1042d 100644
--- a/pkgs/development/python-modules/ofxtools/default.nix
+++ b/pkgs/development/python-modules/ofxtools/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/csingley/ofxtools";
     description = "Library for working with Open Financial Exchange (OFX) formatted data used by financial institutions";
+    mainProgram = "ofxget";
     license = licenses.mit;
   };
 }
diff --git a/pkgs/development/python-modules/onetimepad/default.nix b/pkgs/development/python-modules/onetimepad/default.nix
index cca4a06d6027d..a1baab63934a3 100644
--- a/pkgs/development/python-modules/onetimepad/default.nix
+++ b/pkgs/development/python-modules/onetimepad/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A hacky implementation of one-time pad";
+    mainProgram = "onetimepad";
     homepage = "https://jailuthra.in/onetimepad";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/onkyo-eiscp/default.nix b/pkgs/development/python-modules/onkyo-eiscp/default.nix
index 066d1d89ce8f2..2a54df8e5e8c8 100644
--- a/pkgs/development/python-modules/onkyo-eiscp/default.nix
+++ b/pkgs/development/python-modules/onkyo-eiscp/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Control Onkyo receivers over ethernet";
+    mainProgram = "onkyo";
     homepage = "https://github.com/miracle2k/onkyo-eiscp";
     license = licenses.mit;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/online-judge-api-client/default.nix b/pkgs/development/python-modules/online-judge-api-client/default.nix
index 0a1268e5264f8..8c17aed69179b 100644
--- a/pkgs/development/python-modules/online-judge-api-client/default.nix
+++ b/pkgs/development/python-modules/online-judge-api-client/default.nix
@@ -54,6 +54,7 @@ in buildPythonPackage rec {
 
   meta = with lib; {
     description = "API client to develop tools for competitive programming";
+    mainProgram = "oj-api";
     homepage = "https://github.com/online-judge-tools/api-client";
     license = licenses.mit;
     maintainers = with maintainers; [ sei40kr ];
diff --git a/pkgs/development/python-modules/online-judge-tools/default.nix b/pkgs/development/python-modules/online-judge-tools/default.nix
index 58d535e6ab788..a86b411452376 100644
--- a/pkgs/development/python-modules/online-judge-tools/default.nix
+++ b/pkgs/development/python-modules/online-judge-tools/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools for various online judges. Download sample cases, generate additional test cases, test your code, and submit it.";
+    mainProgram = "oj";
     homepage = "https://github.com/online-judge-tools/oj";
     license = licenses.mit;
     maintainers = with maintainers; [ sei40kr ];
diff --git a/pkgs/development/python-modules/onlykey-solo-python/default.nix b/pkgs/development/python-modules/onlykey-solo-python/default.nix
index ad01e5b2f8201..23e11bc7c3072 100644
--- a/pkgs/development/python-modules/onlykey-solo-python/default.nix
+++ b/pkgs/development/python-modules/onlykey-solo-python/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/trustcrypto/onlykey-solo-python";
     description = "Python library for OnlyKey with Solo FIDO2";
+    mainProgram = "solo";
     maintainers = with maintainers; [ kalbasit ];
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/onvif-zeep-async/default.nix b/pkgs/development/python-modules/onvif-zeep-async/default.nix
index 3d70ef77fb86a..aacdb41fda1f7 100644
--- a/pkgs/development/python-modules/onvif-zeep-async/default.nix
+++ b/pkgs/development/python-modules/onvif-zeep-async/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ONVIF Client Implementation in Python";
+    mainProgram = "onvif-cli";
     homepage = "https://github.com/hunterjm/python-onvif-zeep-async";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/onvif-zeep/default.nix b/pkgs/development/python-modules/onvif-zeep/default.nix
index c1d60fd6bf268..2c2946d53c00b 100644
--- a/pkgs/development/python-modules/onvif-zeep/default.nix
+++ b/pkgs/development/python-modules/onvif-zeep/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Client for ONVIF Camera";
+    mainProgram = "onvif-cli";
     homepage = "https://github.com/quatanium/python-onvif";
     license = licenses.mit;
     maintainers = with maintainers; [ fleaz ];
diff --git a/pkgs/development/python-modules/openai-whisper/default.nix b/pkgs/development/python-modules/openai-whisper/default.nix
index 7983abd2e9851..26c2bbb0a3127 100644
--- a/pkgs/development/python-modules/openai-whisper/default.nix
+++ b/pkgs/development/python-modules/openai-whisper/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/openai/whisper/blob/v${version}/CHANGELOG.md";
     description = "General-purpose speech recognition model";
+    mainProgram = "whisper";
     homepage = "https://github.com/openai/whisper";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa MayNiklas ];
diff --git a/pkgs/development/python-modules/openai/default.nix b/pkgs/development/python-modules/openai/default.nix
index fb05e0a18dd35..45d9c90e5d77e 100644
--- a/pkgs/development/python-modules/openai/default.nix
+++ b/pkgs/development/python-modules/openai/default.nix
@@ -91,6 +91,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client library for the OpenAI API";
+    mainProgram = "openai";
     homepage = "https://github.com/openai/openai-python";
     changelog = "https://github.com/openai/openai-python/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/openant/default.nix b/pkgs/development/python-modules/openant/default.nix
index 639ea62a17f31..0a655030a37d9 100644
--- a/pkgs/development/python-modules/openant/default.nix
+++ b/pkgs/development/python-modules/openant/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/Tigge/openant";
     description = "ANT and ANT-FS Python Library";
+    mainProgram = "openant";
     license = licenses.mit;
   };
 
diff --git a/pkgs/development/python-modules/openapi-spec-validator/default.nix b/pkgs/development/python-modules/openapi-spec-validator/default.nix
index 4c89b69999075..c43439e36ba0a 100644
--- a/pkgs/development/python-modules/openapi-spec-validator/default.nix
+++ b/pkgs/development/python-modules/openapi-spec-validator/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/p1c2u/openapi-spec-validator/releases/tag/${version}";
     description = "Validates OpenAPI Specs against the OpenAPI 2.0 (aka Swagger) and OpenAPI 3.0.0 specification";
+    mainProgram = "openapi-spec-validator";
     homepage = "https://github.com/p1c2u/openapi-spec-validator";
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/openrazer/daemon.nix b/pkgs/development/python-modules/openrazer/daemon.nix
index ea90e089ec345..bf2005d06e5d1 100644
--- a/pkgs/development/python-modules/openrazer/daemon.nix
+++ b/pkgs/development/python-modules/openrazer/daemon.nix
@@ -52,5 +52,6 @@ buildPythonPackage (common // {
 
   meta = common.meta // {
     description = "An entirely open source user-space daemon that allows you to manage your Razer peripherals on GNU/Linux";
+    mainProgram = "openrazer-daemon";
   };
 })
diff --git a/pkgs/development/python-modules/openstacksdk/default.nix b/pkgs/development/python-modules/openstacksdk/default.nix
index f6cc42e67f754..94d2c1b7c216c 100644
--- a/pkgs/development/python-modules/openstacksdk/default.nix
+++ b/pkgs/development/python-modules/openstacksdk/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An SDK for building applications to work with OpenStack";
+    mainProgram = "openstack-inventory";
     homepage = "https://github.com/openstack/openstacksdk";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/opsdroid-get-image-size/default.nix b/pkgs/development/python-modules/opsdroid-get-image-size/default.nix
index edd09d2750e2f..777788eeb48d9 100644
--- a/pkgs/development/python-modules/opsdroid-get-image-size/default.nix
+++ b/pkgs/development/python-modules/opsdroid-get-image-size/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get image width and height given a file path using minimal dependencies";
+    mainProgram = "get-image-size";
     license = licenses.mit;
     homepage = "https://github.com/opsdroid/image_size";
     maintainers = with maintainers; [ globin ];
diff --git a/pkgs/development/python-modules/optimum/default.nix b/pkgs/development/python-modules/optimum/default.nix
index 7b6be6027a6e1..d30873b91537d 100644
--- a/pkgs/development/python-modules/optimum/default.nix
+++ b/pkgs/development/python-modules/optimum/default.nix
@@ -107,6 +107,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Accelerate training and inference of 🤗 Transformers and 🤗 Diffusers with easy to use hardware optimization tools";
+    mainProgram = "optimum-cli";
     homepage = "https://github.com/huggingface/optimum";
     changelog = "https://github.com/huggingface/optimum/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/optuna/default.nix b/pkgs/development/python-modules/optuna/default.nix
index 39b1455b76bae..daf5a27e97a7f 100644
--- a/pkgs/development/python-modules/optuna/default.nix
+++ b/pkgs/development/python-modules/optuna/default.nix
@@ -132,6 +132,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A hyperparameter optimization framework";
+    mainProgram = "optuna";
     homepage = "https://optuna.org/";
     changelog = "https://github.com/optuna/optuna/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/osc-diagram/default.nix b/pkgs/development/python-modules/osc-diagram/default.nix
index 6f9b9b68b4680..f2802ed08e76d 100644
--- a/pkgs/development/python-modules/osc-diagram/default.nix
+++ b/pkgs/development/python-modules/osc-diagram/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Build Outscale cloud diagrams";
+    mainProgram = "osc-diagram";
     homepage = "https://github.com/outscale-mgo/osc-diagram";
     license = licenses.free;
     maintainers = with maintainers; [ nicolas-goudry ];
diff --git a/pkgs/development/python-modules/osc/default.nix b/pkgs/development/python-modules/osc/default.nix
index b2e50a316a374..a51352785f537 100644
--- a/pkgs/development/python-modules/osc/default.nix
+++ b/pkgs/development/python-modules/osc/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
     broken = stdenv.isDarwin;
     homepage = "https://github.com/openSUSE/osc";
     description = "opensuse-commander with svn like handling";
+    mainProgram = "osc";
     maintainers = [ maintainers.peti ];
     license = licenses.gpl2;
   };
diff --git a/pkgs/development/python-modules/oscpy/default.nix b/pkgs/development/python-modules/oscpy/default.nix
index a783889e38ab7..9ccbedb180606 100644
--- a/pkgs/development/python-modules/oscpy/default.nix
+++ b/pkgs/development/python-modules/oscpy/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A modern implementation of OSC for python2/3";
+    mainProgram = "oscli";
     license = licenses.mit;
     homepage = "https://github.com/kivy/oscpy";
     maintainers = [ maintainers.yurkobb ];
diff --git a/pkgs/development/python-modules/oslo-concurrency/default.nix b/pkgs/development/python-modules/oslo-concurrency/default.nix
index a42e9950066c2..13fbdbcaac64a 100644
--- a/pkgs/development/python-modules/oslo-concurrency/default.nix
+++ b/pkgs/development/python-modules/oslo-concurrency/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Oslo Concurrency library";
+    mainProgram = "lockutils-wrapper";
     homepage = "https://github.com/openstack/oslo.concurrency";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/oslo-log/default.nix b/pkgs/development/python-modules/oslo-log/default.nix
index d8904b0cdefc4..ab1084750996d 100644
--- a/pkgs/development/python-modules/oslo-log/default.nix
+++ b/pkgs/development/python-modules/oslo-log/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "oslo.log library";
+    mainProgram = "convert-json";
     homepage = "https://github.com/openstack/oslo.log";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/ovmfvartool/default.nix b/pkgs/development/python-modules/ovmfvartool/default.nix
index 8c5f435656177..fd15a3a12a4f4 100644
--- a/pkgs/development/python-modules/ovmfvartool/default.nix
+++ b/pkgs/development/python-modules/ovmfvartool/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parse and generate OVMF_VARS.fd from Yaml";
+    mainProgram = "ovmfvartool";
     homepage = "https://github.com/hlandau/ovmfvartool";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ baloo raitobezarius ];
diff --git a/pkgs/development/python-modules/pandoc-xnos/default.nix b/pkgs/development/python-modules/pandoc-xnos/default.nix
index ad2aa6dd43b64..8d5a4694b1ac4 100644
--- a/pkgs/development/python-modules/pandoc-xnos/default.nix
+++ b/pkgs/development/python-modules/pandoc-xnos/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pandoc filter suite providing facilities for cross-referencing in markdown documents";
+    mainProgram = "pandoc-xnos";
     homepage = "https://github.com/tomduck/pandoc-xnos";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ ppenguin ];
diff --git a/pkgs/development/python-modules/panel/default.nix b/pkgs/development/python-modules/panel/default.nix
index dc7892df32282..4a4b93035d735 100644
--- a/pkgs/development/python-modules/panel/default.nix
+++ b/pkgs/development/python-modules/panel/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A high level dashboarding library for python visualization libraries";
+    mainProgram = "panel";
     homepage = "https://github.com/holoviz/panel";
     changelog = "https://github.com/holoviz/panel/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/papis/default.nix b/pkgs/development/python-modules/papis/default.nix
index 34980fb0c1ad1..8617c4ac73651 100644
--- a/pkgs/development/python-modules/papis/default.nix
+++ b/pkgs/development/python-modules/papis/default.nix
@@ -113,6 +113,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Powerful command-line document and bibliography manager";
+    mainProgram = "papis";
     homepage = "https://papis.readthedocs.io/";
     changelog = "https://github.com/papis/papis/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/parfive/default.nix b/pkgs/development/python-modules/parfive/default.nix
index c30dc40891bd5..b6c98c9a2e6c4 100644
--- a/pkgs/development/python-modules/parfive/default.nix
+++ b/pkgs/development/python-modules/parfive/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A HTTP and FTP parallel file downloader";
+    mainProgram = "parfive";
     homepage = "https://parfive.readthedocs.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/parquet/default.nix b/pkgs/development/python-modules/parquet/default.nix
index 0e6cd2222f73b..85eb41fa51d43 100644
--- a/pkgs/development/python-modules/parquet/default.nix
+++ b/pkgs/development/python-modules/parquet/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the parquet columnar file format";
+    mainProgram = "parquet";
     homepage = "https://github.com/jcrobak/parquet-python";
     license = licenses.bsd2;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pastescript/default.nix b/pkgs/development/python-modules/pastescript/default.nix
index 70094b5aaafb3..65da03e73d97a 100644
--- a/pkgs/development/python-modules/pastescript/default.nix
+++ b/pkgs/development/python-modules/pastescript/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pluggable command-line frontend, including commands to setup package file layouts";
+    mainProgram = "paster";
     homepage = "https://github.com/cdent/pastescript/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pathy/default.nix b/pkgs/development/python-modules/pathy/default.nix
index c5fc0852b8686..0c2c0861cf840 100644
--- a/pkgs/development/python-modules/pathy/default.nix
+++ b/pkgs/development/python-modules/pathy/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Path interface for local and cloud bucket storage";
+    mainProgram = "pathy";
     homepage = "https://github.com/justindujardin/pathy";
     license = licenses.asl20;
     maintainers = with maintainers; [ melling ];
diff --git a/pkgs/development/python-modules/patiencediff/default.nix b/pkgs/development/python-modules/patiencediff/default.nix
index 00d5518856777..d75854a5cfebf 100644
--- a/pkgs/development/python-modules/patiencediff/default.nix
+++ b/pkgs/development/python-modules/patiencediff/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "C implementation of patiencediff algorithm for Python";
+    mainProgram = "patiencediff";
     homepage = "https://github.com/breezy-team/patiencediff";
     changelog = "https://github.com/breezy-team/patiencediff/releases/tag/v${version}";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/patool/default.nix b/pkgs/development/python-modules/patool/default.nix
index ab4ef91d07a0c..a81b253718702 100644
--- a/pkgs/development/python-modules/patool/default.nix
+++ b/pkgs/development/python-modules/patool/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "portable archive file manager";
+    mainProgram = "patool";
     homepage = "https://wummel.github.io/patool/";
     license = licenses.gpl3;
     maintainers = with maintainers; [ marius851000 ];
diff --git a/pkgs/development/python-modules/paver/default.nix b/pkgs/development/python-modules/paver/default.nix
index d46d6eaa2934d..525d28d34232e 100644
--- a/pkgs/development/python-modules/paver/default.nix
+++ b/pkgs/development/python-modules/paver/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python-based build/distribution/deployment scripting tool";
+    mainProgram = "paver";
     homepage = "https://github.com/paver/paver";
     license = licenses.bsd3;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/python-modules/pbr/default.nix b/pkgs/development/python-modules/pbr/default.nix
index dbf6afe6f3302..7889471ebf293 100644
--- a/pkgs/development/python-modules/pbr/default.nix
+++ b/pkgs/development/python-modules/pbr/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Build Reasonableness";
+    mainProgram = "pbr";
     homepage = "https://github.com/openstack/pbr";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/pcodedmp/default.nix b/pkgs/development/python-modules/pcodedmp/default.nix
index c87cebe0f23ba..9c9ae3f6f7cb0 100644
--- a/pkgs/development/python-modules/pcodedmp/default.nix
+++ b/pkgs/development/python-modules/pcodedmp/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python VBA p-code disassembler";
+    mainProgram = "pcodedmp";
     homepage = "https://github.com/bontchev/pcodedmp";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pcpp/default.nix b/pkgs/development/python-modules/pcpp/default.nix
index e57934f4daf97..683c113327403 100644
--- a/pkgs/development/python-modules/pcpp/default.nix
+++ b/pkgs/development/python-modules/pcpp/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ned14/pcpp";
     description = "A C99 preprocessor written in pure Python";
+    mainProgram = "pcpp";
     license = licenses.bsd0;
     maintainers = with maintainers; [ rakesh4g ];
  };
diff --git a/pkgs/development/python-modules/pdf2docx/default.nix b/pkgs/development/python-modules/pdf2docx/default.nix
index 0b460879e7267..3873f8beacf05 100644
--- a/pkgs/development/python-modules/pdf2docx/default.nix
+++ b/pkgs/development/python-modules/pdf2docx/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Convert PDF to DOCX";
+    mainProgram = "pdf2docx";
     homepage = "https://github.com/dothinking/pdf2docx";
     changelog = "https://github.com/dothinking/pdf2docx/releases/tag/v${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/pdfplumber/default.nix b/pkgs/development/python-modules/pdfplumber/default.nix
index 2138d71819784..729758432ad0a 100644
--- a/pkgs/development/python-modules/pdfplumber/default.nix
+++ b/pkgs/development/python-modules/pdfplumber/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plumb a PDF for detailed information about each char, rectangle, line, et cetera — and easily extract text and tables";
+    mainProgram = "pdfplumber";
     homepage = "https://github.com/jsvine/pdfplumber";
     changelog = "https://github.com/jsvine/pdfplumber/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pdfx/default.nix b/pkgs/development/python-modules/pdfx/default.nix
index 8f1049cc18e90..500db4812f2a4 100644
--- a/pkgs/development/python-modules/pdfx/default.nix
+++ b/pkgs/development/python-modules/pdfx/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "Extract references (pdf, url, doi, arxiv) and metadata from a PDF";
+    mainProgram = "pdfx";
     license = licenses.asl20;
     maintainers = with maintainers; [ marsam ];
   };
diff --git a/pkgs/development/python-modules/pdoc/default.nix b/pkgs/development/python-modules/pdoc/default.nix
index b87b76afdc043..d1356c9a9940c 100644
--- a/pkgs/development/python-modules/pdoc/default.nix
+++ b/pkgs/development/python-modules/pdoc/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/mitmproxy/pdoc/blob/${src.rev}/CHANGELOG.md";
     homepage = "https://pdoc.dev/";
     description = "API Documentation for Python Projects";
+    mainProgram = "pdoc";
     license = licenses.unlicense;
     maintainers = with maintainers; [ pbsds ];
   };
diff --git a/pkgs/development/python-modules/peewee/default.nix b/pkgs/development/python-modules/peewee/default.nix
index deeccfe698819..2bd4515e0c1c9 100644
--- a/pkgs/development/python-modules/peewee/default.nix
+++ b/pkgs/development/python-modules/peewee/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python ORM with support for various database implementation";
+    mainProgram = "pwiz.py";
     homepage = "http://peewee-orm.com";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pep440/default.nix b/pkgs/development/python-modules/pep440/default.nix
index 0faa3c324b372..e083bb622b873 100644
--- a/pkgs/development/python-modules/pep440/default.nix
+++ b/pkgs/development/python-modules/pep440/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to check whether versions number match PEP 440";
+    mainProgram = "pep440";
     homepage = "https://github.com/Carreau/pep440";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pep8/default.nix b/pkgs/development/python-modules/pep8/default.nix
index 74bf420452b9a..425ad42e787c2 100644
--- a/pkgs/development/python-modules/pep8/default.nix
+++ b/pkgs/development/python-modules/pep8/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pep8.readthedocs.org/";
     description = "Python style guide checker";
+    mainProgram = "pep8";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/percol/default.nix b/pkgs/development/python-modules/percol/default.nix
index a1061d8310d4c..2a58aa4f86788 100644
--- a/pkgs/development/python-modules/percol/default.nix
+++ b/pkgs/development/python-modules/percol/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/mooz/percol";
     description = "Adds flavor of interactive filtering to the traditional pipe concept of shell";
+    mainProgram = "percol";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
   };
diff --git a/pkgs/development/python-modules/periodiq/default.nix b/pkgs/development/python-modules/periodiq/default.nix
index 5ed6a028aa38e..478168de30d04 100644
--- a/pkgs/development/python-modules/periodiq/default.nix
+++ b/pkgs/development/python-modules/periodiq/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple Scheduler for Dramatiq Task Queue";
+    mainProgram = "periodiq";
     homepage = "https://pypi.org/project/periodiq/";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ traxys ];
diff --git a/pkgs/development/python-modules/pgcli/default.nix b/pkgs/development/python-modules/pgcli/default.nix
index aff6d3d2149b5..f60a5fd9dae52 100644
--- a/pkgs/development/python-modules/pgcli/default.nix
+++ b/pkgs/development/python-modules/pgcli/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command-line interface for PostgreSQL";
+    mainProgram = "pgcli";
     longDescription = ''
       Rich command-line interface for PostgreSQL with auto-completion and
       syntax highlighting.
diff --git a/pkgs/development/python-modules/pgsanity/default.nix b/pkgs/development/python-modules/pgsanity/default.nix
index 510d5e66bdbb1..ea133ad8c2004 100644
--- a/pkgs/development/python-modules/pgsanity/default.nix
+++ b/pkgs/development/python-modules/pgsanity/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/markdrago/pgsanity";
     description = "Checks the syntax of Postgresql SQL files";
+    mainProgram = "pgsanity";
     longDescription = ''
       PgSanity checks the syntax of Postgresql SQL files by
       taking a file that has a list of bare SQL in it,
diff --git a/pkgs/development/python-modules/phe/default.nix b/pkgs/development/python-modules/phe/default.nix
index e943afa3caeff..0dc423883c4bd 100644
--- a/pkgs/development/python-modules/phe/default.nix
+++ b/pkgs/development/python-modules/phe/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A library for Partially Homomorphic Encryption in Python";
+    mainProgram = "pheutil";
     homepage = "https://github.com/n1analytics/python-paillier";
     license = licenses.gpl3;
   };
diff --git a/pkgs/development/python-modules/phonemizer/default.nix b/pkgs/development/python-modules/phonemizer/default.nix
index 2e8dcb85570b7..26a95b1d5847c 100644
--- a/pkgs/development/python-modules/phonemizer/default.nix
+++ b/pkgs/development/python-modules/phonemizer/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/bootphon/phonemizer";
     changelog = "https://github.com/bootphon/phonemizer/blob/v${version}/CHANGELOG.md";
     description = "Simple text to phones converter for multiple languages";
+    mainProgram = "phonemize";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/picosvg/default.nix b/pkgs/development/python-modules/picosvg/default.nix
index 87f3eccfdb0ed..74a6b408f6a87 100644
--- a/pkgs/development/python-modules/picosvg/default.nix
+++ b/pkgs/development/python-modules/picosvg/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to simplify SVGs";
+    mainProgram = "picosvg";
     homepage = "https://github.com/googlefonts/picosvg";
     license = licenses.asl20;
     maintainers = with maintainers; [ _999eagle ];
diff --git a/pkgs/development/python-modules/pijuice/default.nix b/pkgs/development/python-modules/pijuice/default.nix
index a42c7ad8c1ede..ecbe9343008b4 100644
--- a/pkgs/development/python-modules/pijuice/default.nix
+++ b/pkgs/development/python-modules/pijuice/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and resources for PiJuice HAT for Raspberry Pi";
+    mainProgram = "pijuice_cli";
     homepage = "https://github.com/PiSupply/PiJuice";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ hexagonal-sun ];
diff --git a/pkgs/development/python-modules/pinboard/default.nix b/pkgs/development/python-modules/pinboard/default.nix
index 83fe4a330c3d9..b7dab8e44fc8e 100644
--- a/pkgs/development/python-modules/pinboard/default.nix
+++ b/pkgs/development/python-modules/pinboard/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python wrapper for Pinboard.in";
+    mainProgram = "pinboard";
     maintainers = with maintainers; [ djanatyn ];
     license = licenses.asl20;
     homepage = "https://github.com/lionheart/pinboard.py";
diff --git a/pkgs/development/python-modules/ping3/default.nix b/pkgs/development/python-modules/ping3/default.nix
index 133775eb7915a..998904bd98754 100644
--- a/pkgs/development/python-modules/ping3/default.nix
+++ b/pkgs/development/python-modules/ping3/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure python3 version of ICMP ping implementation using raw socket";
+    mainProgram = "ping3";
     homepage = "https://pypi.org/project/ping3";
     license = licenses.mit;
     maintainers = with maintainers; [ siraben ];
diff --git a/pkgs/development/python-modules/pint/default.nix b/pkgs/development/python-modules/pint/default.nix
index 3dfe10c8d9bc2..99e8da4cdd30d 100644
--- a/pkgs/development/python-modules/pint/default.nix
+++ b/pkgs/development/python-modules/pint/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/hgrecco/pint/blob/${version}/CHANGES";
     description = "Physical quantities module";
+    mainProgram = "pint-convert";
     license = licenses.bsd3;
     homepage = "https://github.com/hgrecco/pint/";
     maintainers = with maintainers; [ doronbehar ];
diff --git a/pkgs/development/python-modules/pipdate/default.nix b/pkgs/development/python-modules/pipdate/default.nix
index 172401620a596..41aaf498d917a 100644
--- a/pkgs/development/python-modules/pipdate/default.nix
+++ b/pkgs/development/python-modules/pipdate/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "pip update helpers";
+    mainProgram = "pipdate";
     homepage = "https://github.com/nschloe/pipdate";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pipdeptree/default.nix b/pkgs/development/python-modules/pipdeptree/default.nix
index 3537c151e6f49..d4d289e078884 100644
--- a/pkgs/development/python-modules/pipdeptree/default.nix
+++ b/pkgs/development/python-modules/pipdeptree/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command line utility to show dependency tree of packages";
+    mainProgram = "pipdeptree";
     homepage = "https://github.com/tox-dev/pipdeptree";
     changelog = "https://github.com/tox-dev/pipdeptree/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix b/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix
index 6cfaf7eccb73d..31a182de17add 100644
--- a/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix
+++ b/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This is simple migration script, migrate pipenv to poetry";
+    mainProgram = "pipenv-poetry-migrate";
     homepage = "https://github.com/yhino/pipenv-poetry-migrate";
     changelog = "https://github.com/yhino/pipenv-poetry-migrate/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/pipx/default.nix b/pkgs/development/python-modules/pipx/default.nix
index 330abf560fb75..f4038d46d1136 100644
--- a/pkgs/development/python-modules/pipx/default.nix
+++ b/pkgs/development/python-modules/pipx/default.nix
@@ -79,6 +79,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Install and run Python applications in isolated environments";
+    mainProgram = "pipx";
     homepage = "https://github.com/pipxproject/pipx";
     changelog = "https://github.com/pypa/pipx/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pixcat/default.nix b/pkgs/development/python-modules/pixcat/default.nix
index b5629cebb937e..e316e2c516307 100644
--- a/pkgs/development/python-modules/pixcat/default.nix
+++ b/pkgs/development/python-modules/pixcat/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Display images on a kitty terminal with optional resizing";
+    mainProgram = "pixcat";
     homepage = "https://github.com/mirukan/pixcat";
     license = licenses.lgpl3;
     maintainers = [ maintainers.tilcreator ];
diff --git a/pkgs/development/python-modules/pixel-ring/default.nix b/pkgs/development/python-modules/pixel-ring/default.nix
index c88715270bd7b..b0a7e35273288 100644
--- a/pkgs/development/python-modules/pixel-ring/default.nix
+++ b/pkgs/development/python-modules/pixel-ring/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "RGB LED library for ReSpeaker 4 Mic Array, ReSpeaker V2 & ReSpeaker USB 6+1 Mic Array";
+    mainProgram = "pixel_ring_check";
     homepage = "https://github.com/respeaker/pixel_ring/tree/master";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/pkginfo/default.nix b/pkgs/development/python-modules/pkginfo/default.nix
index 9fd8fa40dc79b..dfce6e21bf1ab 100644
--- a/pkgs/development/python-modules/pkginfo/default.nix
+++ b/pkgs/development/python-modules/pkginfo/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Query metadatdata from sdists, bdists or installed packages";
+    mainProgram = "pkginfo";
     homepage = "https://pythonhosted.org/pkginfo/";
     longDescription = ''
       This package provides an API for querying the distutils metadata
diff --git a/pkgs/development/python-modules/pkginfo2/default.nix b/pkgs/development/python-modules/pkginfo2/default.nix
index 0c841adf406a3..74d05de7ad975 100644
--- a/pkgs/development/python-modules/pkginfo2/default.nix
+++ b/pkgs/development/python-modules/pkginfo2/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Query metadatdata from sdists, bdists or installed packages";
+    mainProgram = "pkginfo2";
     homepage = "https://github.com/nexB/pkginfo2";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/plac/default.nix b/pkgs/development/python-modules/plac/default.nix
index 70a57168b12a9..bc00253aafde3 100644
--- a/pkgs/development/python-modules/plac/default.nix
+++ b/pkgs/development/python-modules/plac/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parsing the Command Line the Easy Way";
+    mainProgram = "plac_runner.py";
     homepage = "https://github.com/micheles/plac";
     license = licenses.bsdOriginal;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/playwright/default.nix b/pkgs/development/python-modules/playwright/default.nix
index 31ded41872f1c..deb8115d16d74 100644
--- a/pkgs/development/python-modules/playwright/default.nix
+++ b/pkgs/development/python-modules/playwright/default.nix
@@ -106,6 +106,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python version of the Playwright testing and automation library";
+    mainProgram = "playwright";
     homepage = "https://github.com/microsoft/playwright-python";
     license = licenses.asl20;
     maintainers = with maintainers; [ techknowlogick yrd ];
diff --git a/pkgs/development/python-modules/pleroma-bot/default.nix b/pkgs/development/python-modules/pleroma-bot/default.nix
index 65dd403c21da9..773b9bccdf5f4 100644
--- a/pkgs/development/python-modules/pleroma-bot/default.nix
+++ b/pkgs/development/python-modules/pleroma-bot/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Bot for mirroring one or multiple Twitter accounts in Pleroma/Mastodon";
+    mainProgram = "pleroma-bot";
     homepage = "https://robertoszek.github.io/pleroma-bot/";
     license = licenses.mit;
     maintainers = with maintainers; [ robertoszek ];
diff --git a/pkgs/development/python-modules/plotext/default.nix b/pkgs/development/python-modules/plotext/default.nix
index 8c6d0b39985cc..7342067b8ead0 100644
--- a/pkgs/development/python-modules/plotext/default.nix
+++ b/pkgs/development/python-modules/plotext/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plotting directly in the terminal";
+    mainProgram = "plotext";
     homepage = "https://github.com/piccolomo/plotext";
     license = licenses.mit;
     maintainers = with maintainers; [ samuela ];
diff --git a/pkgs/development/python-modules/pnglatex/default.nix b/pkgs/development/python-modules/pnglatex/default.nix
index d953678942bfb..05b36b2248395 100644
--- a/pkgs/development/python-modules/pnglatex/default.nix
+++ b/pkgs/development/python-modules/pnglatex/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/MaT1g3R/pnglatex";
     description = "a small program that converts LaTeX snippets to png";
+    mainProgram = "pnglatex";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ GaetanLepage ];
   };
diff --git a/pkgs/development/python-modules/podcats/default.nix b/pkgs/development/python-modules/podcats/default.nix
index ba4778123ae9e..e1cb4a05a7843 100644
--- a/pkgs/development/python-modules/podcats/default.nix
+++ b/pkgs/development/python-modules/podcats/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Application that generates RSS feeds for podcast episodes from local audio files";
+    mainProgram = "podcats";
     homepage = "https://github.com/jakubroztocil/podcats";
     license = lib.licenses.bsd2;
   };
diff --git a/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix b/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix
index 052cb9c4d7d61..6e375def3c65b 100644
--- a/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix
+++ b/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plugin for Poetry to enable dynamic versioning based on VCS tags";
+    mainProgram = "poetry-dynamic-versioning";
     homepage = "https://github.com/mtkennerly/poetry-dynamic-versioning";
     changelog = "https://github.com/mtkennerly/poetry-dynamic-versioning/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/policy-sentry/default.nix b/pkgs/development/python-modules/policy-sentry/default.nix
index 26db669e94ba1..19cfbf29192c1 100644
--- a/pkgs/development/python-modules/policy-sentry/default.nix
+++ b/pkgs/development/python-modules/policy-sentry/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for generating IAM least privilege policies";
+    mainProgram = "policy_sentry";
     homepage = "https://github.com/salesforce/policy_sentry";
     changelog = "https://github.com/salesforce/policy_sentry/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/port-for/default.nix b/pkgs/development/python-modules/port-for/default.nix
index 9efcd9acfaff0..ae3c00e6d4355 100644
--- a/pkgs/development/python-modules/port-for/default.nix
+++ b/pkgs/development/python-modules/port-for/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kmike/port-for";
     description = "Command-line utility and library that helps with TCP port managment";
+    mainProgram = "port-for";
     changelog = "https://github.com/kmike/port-for/blob/v${version}/CHANGES.rst";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/portpicker/default.nix b/pkgs/development/python-modules/portpicker/default.nix
index 2595e20622d95..65c4059b4fc26 100644
--- a/pkgs/development/python-modules/portpicker/default.nix
+++ b/pkgs/development/python-modules/portpicker/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to choose unique available network ports";
+    mainProgram = "portserver.py";
     homepage = "https://github.com/google/python_portpicker";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pox/default.nix b/pkgs/development/python-modules/pox/default.nix
index fd2303197b838..e3926ed045b0c 100644
--- a/pkgs/development/python-modules/pox/default.nix
+++ b/pkgs/development/python-modules/pox/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utilities for filesystem exploration and automated builds";
+    mainProgram = "pox";
     homepage = "https://pox.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/ppft/default.nix b/pkgs/development/python-modules/ppft/default.nix
index 3c721320d995b..d72fe679c2265 100644
--- a/pkgs/development/python-modules/ppft/default.nix
+++ b/pkgs/development/python-modules/ppft/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Distributed and parallel Python";
+    mainProgram = "ppserver";
     homepage = "https://ppft.readthedocs.io/";
     changelog = "https://github.com/uqfoundation/ppft/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pprintpp/default.nix b/pkgs/development/python-modules/pprintpp/default.nix
index b72eeeebce475..c0f98eca75e1e 100644
--- a/pkgs/development/python-modules/pprintpp/default.nix
+++ b/pkgs/development/python-modules/pprintpp/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A drop-in replacement for pprint that's actually pretty";
+    mainProgram = "pypprint";
     homepage = "https://github.com/wolever/pprintpp";
     changelog = "https://github.com/wolever/pprintpp/blob/${version}/CHANGELOG.txt";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pproxy/default.nix b/pkgs/development/python-modules/pproxy/default.nix
index e37c43baf34b6..4cec1dd46895d 100644
--- a/pkgs/development/python-modules/pproxy/default.nix
+++ b/pkgs/development/python-modules/pproxy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Proxy server that can tunnel among remote servers by regex rules";
+    mainProgram = "pproxy";
     homepage = "https://github.com/qwj/python-proxy";
     license = licenses.mit;
     maintainers = with maintainers; [ drewrisinger ];
diff --git a/pkgs/development/python-modules/prance/default.nix b/pkgs/development/python-modules/prance/default.nix
index 33ad076f93387..b479451e065c5 100644
--- a/pkgs/development/python-modules/prance/default.nix
+++ b/pkgs/development/python-modules/prance/default.nix
@@ -75,6 +75,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/RonnyPfannschmidt/prance/blob/${src.rev}/CHANGES.rst";
     description = "Resolving Swagger/OpenAPI 2.0 and 3.0.0 Parser";
+    mainProgram = "prance";
     homepage = "https://github.com/RonnyPfannschmidt/prance";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/propka/default.nix b/pkgs/development/python-modules/propka/default.nix
index 08a85586411c0..2e29476774d13 100644
--- a/pkgs/development/python-modules/propka/default.nix
+++ b/pkgs/development/python-modules/propka/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A predictor of the pKa values of ionizable groups in proteins and protein-ligand complexes based in the 3D structure";
+    mainProgram = "propka3";
     homepage = "https://github.com/jensengroup/propka";
     changelog = "https://github.com/jensengroup/propka/releases/tag/v${version}";
     license = licenses.lgpl21Only;
diff --git a/pkgs/development/python-modules/protonvpn-nm-lib/default.nix b/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
index 2c1818434ac42..7d4b65db3ddae 100644
--- a/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
+++ b/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ProtonVPN NetworkManager Library intended for every ProtonVPN service user";
+    mainProgram = "protonvpn_reconnector.py";
     homepage = "https://github.com/ProtonVPN/protonvpn-nm-lib";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ wolfangaukang ];
diff --git a/pkgs/development/python-modules/proxy-db/default.nix b/pkgs/development/python-modules/proxy-db/default.nix
index 1a6781b763f95..a4a6fef11188e 100644
--- a/pkgs/development/python-modules/proxy-db/default.nix
+++ b/pkgs/development/python-modules/proxy-db/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to manage proxies in a local database";
+    mainProgram = "proxy-db";
     homepage = "https://github.com/Nekmo/proxy-db/";
     changelog = "https://github.com/Nekmo/proxy-db/blob/v${version}/HISTORY.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/psd-tools/default.nix b/pkgs/development/python-modules/psd-tools/default.nix
index efa364a09de03..f7240787a690b 100644
--- a/pkgs/development/python-modules/psd-tools/default.nix
+++ b/pkgs/development/python-modules/psd-tools/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package for reading Adobe Photoshop PSD files";
+    mainProgram = "psd-tools";
     homepage = "https://github.com/kmike/psd-tools";
     changelog = "https://github.com/psd-tools/psd-tools/blob/v${version}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ptable/default.nix b/pkgs/development/python-modules/ptable/default.nix
index 7a3980ceb9b9a..8589ed16277f4 100644
--- a/pkgs/development/python-modules/ptable/default.nix
+++ b/pkgs/development/python-modules/ptable/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/kxxoling/PTable";
     description = "A simple Python library designed to make it quick and easy to represent tabular data in visually appealing ASCII tables";
+    mainProgram = "ptable";
     license = licenses.bsd3;
     maintainers = [ maintainers.mmahut ];
   };
diff --git a/pkgs/development/python-modules/publicsuffixlist/default.nix b/pkgs/development/python-modules/publicsuffixlist/default.nix
index b0682b5e8a43e..6d0e49bcb3e36 100644
--- a/pkgs/development/python-modules/publicsuffixlist/default.nix
+++ b/pkgs/development/python-modules/publicsuffixlist/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Public Suffix List parser implementation";
+    mainProgram = "publicsuffixlist-download";
     homepage = "https://github.com/ko-zu/psl";
     license = licenses.mpl20;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pudb/default.nix b/pkgs/development/python-modules/pudb/default.nix
index 160e74d5c7b66..2ab448e77f1cd 100644
--- a/pkgs/development/python-modules/pudb/default.nix
+++ b/pkgs/development/python-modules/pudb/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A full-screen, console-based Python debugger";
+    mainProgram = "pudb";
     homepage = "https://github.com/inducer/pudb";
     changelog = "https://github.com/inducer/pudb/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pulp/default.nix b/pkgs/development/python-modules/pulp/default.nix
index ab55157ed2074..8e318822f086c 100644
--- a/pkgs/development/python-modules/pulp/default.nix
+++ b/pkgs/development/python-modules/pulp/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to generate MPS or LP files";
+    mainProgram = "pulptest";
     homepage = "https://github.com/coin-or/pulp";
     license = licenses.mit;
     maintainers = with maintainers; [ teto ];
diff --git a/pkgs/development/python-modules/py-air-control-exporter/default.nix b/pkgs/development/python-modules/py-air-control-exporter/default.nix
index 6cf165d8b0937..714cd613fcea3 100644
--- a/pkgs/development/python-modules/py-air-control-exporter/default.nix
+++ b/pkgs/development/python-modules/py-air-control-exporter/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Exports Air Quality Metrics to Prometheus";
+    mainProgram = "py-air-control-exporter";
     homepage = "https://github.com/urbas/py-air-control-exporter";
     license = licenses.mit;
     maintainers = with maintainers; [ urbas ];
diff --git a/pkgs/development/python-modules/py-cpuinfo/default.nix b/pkgs/development/python-modules/py-cpuinfo/default.nix
index 68301c0e499f4..ed6bdab5cfa4f 100644
--- a/pkgs/development/python-modules/py-cpuinfo/default.nix
+++ b/pkgs/development/python-modules/py-cpuinfo/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get CPU info with pure Python";
+    mainProgram = "cpuinfo";
     longDescription = ''
       Py-cpuinfo gets CPU info with pure Python and should work without any
       extra programs or libraries, beyond what your OS provides. It does not
diff --git a/pkgs/development/python-modules/py-sneakers/default.nix b/pkgs/development/python-modules/py-sneakers/default.nix
index 62174c3dfc268..b69516d47a777 100644
--- a/pkgs/development/python-modules/py-sneakers/default.nix
+++ b/pkgs/development/python-modules/py-sneakers/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to emulate the Sneakers movie effect";
+    mainProgram = "py-sneakers";
     homepage = "https://github.com/aenima-x/py-sneakers";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/py-synologydsm-api/default.nix b/pkgs/development/python-modules/py-synologydsm-api/default.nix
index a8019318e538e..26a101389eb77 100644
--- a/pkgs/development/python-modules/py-synologydsm-api/default.nix
+++ b/pkgs/development/python-modules/py-synologydsm-api/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for Synology DSM";
+    mainProgram = "synologydsm-api";
     homepage = "https://github.com/mib1185/py-synologydsm-api";
     changelog = "https://github.com/mib1185/py-synologydsm-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/py-vapid/default.nix b/pkgs/development/python-modules/py-vapid/default.nix
index 25dd99816d0f0..89b7a045d0c1d 100644
--- a/pkgs/development/python-modules/py-vapid/default.nix
+++ b/pkgs/development/python-modules/py-vapid/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for VAPID header generation";
+    mainProgram = "vapid";
     homepage = "https://github.com/mozilla-services/vapid";
     license = licenses.mpl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/py3langid/default.nix b/pkgs/development/python-modules/py3langid/default.nix
index 02631320c4af1..84e758bfc5ef2 100644
--- a/pkgs/development/python-modules/py3langid/default.nix
+++ b/pkgs/development/python-modules/py3langid/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fork of the language identification tool langid.py, featuring a modernized codebase and faster execution times";
+    mainProgram = "langid";
     homepage = "https://github.com/adbar/py3langid";
     changelog = "https://github.com/adbar/py3langid/blob/v${version}/HISTORY.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/py3nvml/default.nix b/pkgs/development/python-modules/py3nvml/default.nix
index 3cd3b122d8674..e551298e69fea 100644
--- a/pkgs/development/python-modules/py3nvml/default.nix
+++ b/pkgs/development/python-modules/py3nvml/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python 3 Bindings for the NVIDIA Management Library";
+    mainProgram = "py3smi";
     homepage = "https://pypi.org/project/py3nvml/";
     license = with licenses; [ bsd3 bsd2 ];
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/python-modules/py65/default.nix b/pkgs/development/python-modules/py65/default.nix
index 5748b8c16938f..3c06f5932f001 100644
--- a/pkgs/development/python-modules/py65/default.nix
+++ b/pkgs/development/python-modules/py65/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://py65.readthedocs.io/";
     description = "Emulate 6502-based microcomputer systems in Python";
+    mainProgram = "py65mon";
     longDescription = ''
       Py65 includes a program called Py65Mon that functions as a machine
       language monitor. This kind of program is sometimes also called a
diff --git a/pkgs/development/python-modules/pyaml/default.nix b/pkgs/development/python-modules/pyaml/default.nix
index 825568da73a8f..7a52c601ef35f 100644
--- a/pkgs/development/python-modules/pyaml/default.nix
+++ b/pkgs/development/python-modules/pyaml/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PyYAML-based module to produce pretty and readable YAML-serialized data";
+    mainProgram = "pyaml";
     homepage = "https://github.com/mk-fg/pretty-yaml";
     license = licenses.wtfpl;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyannotate/default.nix b/pkgs/development/python-modules/pyannotate/default.nix
index 053844d71fe9a..abf751e88afd0 100644
--- a/pkgs/development/python-modules/pyannotate/default.nix
+++ b/pkgs/development/python-modules/pyannotate/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Auto-generate PEP-484 annotations";
+    mainProgram = "pyannotate";
     homepage = "https://github.com/dropbox/pyannotate";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyannote-database/default.nix b/pkgs/development/python-modules/pyannote-database/default.nix
index 0b90e9ce224bb..e3e3ac56ca703 100644
--- a/pkgs/development/python-modules/pyannote-database/default.nix
+++ b/pkgs/development/python-modules/pyannote-database/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Reproducible experimental protocols for multimedia (audio, video, text) database";
+    mainProgram = "pyannote-database";
     homepage = "https://github.com/pyannote/pyannote-database";
     license = licenses.mit;
     maintainers = with maintainers; [ matthewcroughan ];
diff --git a/pkgs/development/python-modules/pyannote-metrics/default.nix b/pkgs/development/python-modules/pyannote-metrics/default.nix
index e5c26d3d410af..1ab1a9668160e 100644
--- a/pkgs/development/python-modules/pyannote-metrics/default.nix
+++ b/pkgs/development/python-modules/pyannote-metrics/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A toolkit for reproducible evaluation, diagnostic, and error analysis of speaker diarization systems";
+    mainProgram = "pyannote-metrics";
     homepage = "https://github.com/pyannote/pyannote-metrics";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyannote-pipeline/default.nix b/pkgs/development/python-modules/pyannote-pipeline/default.nix
index 52e96b05ed141..00b7eab6344a1 100644
--- a/pkgs/development/python-modules/pyannote-pipeline/default.nix
+++ b/pkgs/development/python-modules/pyannote-pipeline/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tunable pipelines";
+    mainProgram = "pyannote-pipeline";
     homepage = "https://github.com/pyannote/pyannote-pipeline";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyatome/default.nix b/pkgs/development/python-modules/pyatome/default.nix
index efc0a8ba554bd..2022260d48170 100644
--- a/pkgs/development/python-modules/pyatome/default.nix
+++ b/pkgs/development/python-modules/pyatome/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to get energy consumption data from Atome";
+    mainProgram = "pyatome";
     homepage = "https://github.com/baqs/pyAtome";
     license = licenses.asl20;
     maintainers = with maintainers; [ uvnikita ];
diff --git a/pkgs/development/python-modules/pyaxmlparser/default.nix b/pkgs/development/python-modules/pyaxmlparser/default.nix
index e3826a9a36989..818ea47fc497a 100644
--- a/pkgs/development/python-modules/pyaxmlparser/default.nix
+++ b/pkgs/development/python-modules/pyaxmlparser/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python3 Parser for Android XML file and get Application Name without using Androguard";
+    mainProgram = "apkinfo";
     homepage = "https://github.com/appknox/pyaxmlparser";
     # Files from Androguard are licensed ASL 2.0
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/python-modules/pybase64/default.nix b/pkgs/development/python-modules/pybase64/default.nix
index 944247e1fac9b..fdc65a0abe72b 100644
--- a/pkgs/development/python-modules/pybase64/default.nix
+++ b/pkgs/development/python-modules/pybase64/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast Base64 encoding/decoding";
+    mainProgram = "pybase64";
     homepage = "https://github.com/mayeut/pybase64";
     changelog = "https://github.com/mayeut/pybase64/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pybids/default.nix b/pkgs/development/python-modules/pybids/default.nix
index f6f5a8fc18ed7..d702b4d509d37 100644
--- a/pkgs/development/python-modules/pybids/default.nix
+++ b/pkgs/development/python-modules/pybids/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tools for querying and manipulating BIDS datasets";
+    mainProgram = "pybids";
     homepage = "https://github.com/bids-standard/pybids";
     changelog = "https://github.com/bids-standard/pybids/blob/${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pybind11/default.nix b/pkgs/development/python-modules/pybind11/default.nix
index 223c505df1469..cfb7d42a6f462 100644
--- a/pkgs/development/python-modules/pybind11/default.nix
+++ b/pkgs/development/python-modules/pybind11/default.nix
@@ -115,6 +115,7 @@ in buildPythonPackage rec {
     homepage = "https://github.com/pybind/pybind11";
     changelog = "https://github.com/pybind/pybind11/blob/${src.rev}/docs/changelog.rst";
     description = "Seamless operability between C++11 and Python";
+    mainProgram = "pybind11-config";
     longDescription = ''
       Pybind11 is a lightweight header-only library that exposes
       C++ types in Python and vice versa, mainly to create Python
diff --git a/pkgs/development/python-modules/pycec/default.nix b/pkgs/development/python-modules/pycec/default.nix
index 58da1c55b9349..831b12efa9878 100644
--- a/pkgs/development/python-modules/pycec/default.nix
+++ b/pkgs/development/python-modules/pycec/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python modules to access HDMI CEC devices";
+    mainProgram = "pycec";
     homepage = "https://github.com/konikvranik/pycec/";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pycflow2dot/default.nix b/pkgs/development/python-modules/pycflow2dot/default.nix
index 34ea15664c4b2..7bcd95e30d90c 100644
--- a/pkgs/development/python-modules/pycflow2dot/default.nix
+++ b/pkgs/development/python-modules/pycflow2dot/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Layout C call graphs from cflow using GraphViz dot";
+    mainProgram = "cflow2dot";
     homepage    = "https://github.com/johnyf/pycflow2dot";
     license     = licenses.gpl3Plus;
     maintainers = with maintainers; [ evils ];
diff --git a/pkgs/development/python-modules/pyclip/default.nix b/pkgs/development/python-modules/pyclip/default.nix
index c9819b523ad93..88fd8db0419e7 100644
--- a/pkgs/development/python-modules/pyclip/default.nix
+++ b/pkgs/development/python-modules/pyclip/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = {
     broken = stdenv.isDarwin;
     description = "Cross-platform clipboard utilities supporting both binary and text data";
+    mainProgram = "pyclip";
     homepage = "https://github.com/spyoungtech/pyclip";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ mcaju ];
diff --git a/pkgs/development/python-modules/pycodestyle/default.nix b/pkgs/development/python-modules/pycodestyle/default.nix
index 761e9c0562a4d..f17001efdda16 100644
--- a/pkgs/development/python-modules/pycodestyle/default.nix
+++ b/pkgs/development/python-modules/pycodestyle/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/PyCQA/pycodestyle/blob/${version}/CHANGES.txt";
     description = "Python style guide checker";
+    mainProgram = "pycodestyle";
     homepage = "https://pycodestyle.pycqa.org/";
     license = licenses.mit;
     maintainers = with maintainers; [
diff --git a/pkgs/development/python-modules/pycritty/default.nix b/pkgs/development/python-modules/pycritty/default.nix
index 18101f057587a..1044d2e72e77c 100644
--- a/pkgs/development/python-modules/pycritty/default.nix
+++ b/pkgs/development/python-modules/pycritty/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A CLI tool for changing your alacritty configuration on the fly";
+    mainProgram = "pycritty";
     homepage = "https://github.com/antoniosarosi/pycritty";
     license = licenses.mit;
     maintainers = with maintainers; [ jperras ];
diff --git a/pkgs/development/python-modules/pyct/default.nix b/pkgs/development/python-modules/pyct/default.nix
index 1aed69b85fe62..4897a7e549172 100644
--- a/pkgs/development/python-modules/pyct/default.nix
+++ b/pkgs/development/python-modules/pyct/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ClI for Python common tasks for users";
+    mainProgram = "pyct";
     homepage = "https://github.com/pyviz/pyct";
     changelog = "https://github.com/pyviz-dev/pyct/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pydaikin/default.nix b/pkgs/development/python-modules/pydaikin/default.nix
index eb10298374353..d669efbffbebb 100644
--- a/pkgs/development/python-modules/pydaikin/default.nix
+++ b/pkgs/development/python-modules/pydaikin/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Daikin HVAC appliances interface";
+    mainProgram = "pydaikin";
     homepage = "https://bitbucket.org/mustang51/pydaikin";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pydeconz/default.nix b/pkgs/development/python-modules/pydeconz/default.nix
index f64913c32d336..f9de6f4ad8803 100644
--- a/pkgs/development/python-modules/pydeconz/default.nix
+++ b/pkgs/development/python-modules/pydeconz/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library wrapping the Deconz REST API";
+    mainProgram = "pydeconz";
     homepage = "https://github.com/Kane610/deconz";
     changelog = "https://github.com/Kane610/deconz/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pydeps/default.nix b/pkgs/development/python-modules/pydeps/default.nix
index 6830d17cc6219..0488e35a1be8c 100644
--- a/pkgs/development/python-modules/pydeps/default.nix
+++ b/pkgs/development/python-modules/pydeps/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module dependency visualization";
+    mainProgram = "pydeps";
     homepage = "https://github.com/thebjorn/pydeps";
     changelog = "https://github.com/thebjorn/pydeps/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pydevd/default.nix b/pkgs/development/python-modules/pydevd/default.nix
index df840a24db8f7..25ca54297f25c 100644
--- a/pkgs/development/python-modules/pydevd/default.nix
+++ b/pkgs/development/python-modules/pydevd/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PyDev.Debugger (used in PyDev, PyCharm and VSCode Python)";
+    mainProgram = "pydevd";
     homepage = "https://github.com/fabioz/PyDev.Debugger";
     license = licenses.epl10;
     maintainers = with maintainers; [ onny ];
diff --git a/pkgs/development/python-modules/pydicom/default.nix b/pkgs/development/python-modules/pydicom/default.nix
index 48824469b2304..6bcb0c42fa583 100644
--- a/pkgs/development/python-modules/pydicom/default.nix
+++ b/pkgs/development/python-modules/pydicom/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Python package for working with DICOM files";
+    mainProgram = "pydicom";
     homepage = "https://pydicom.github.io";
     changelog = "https://github.com/pydicom/pydicom/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pydiscourse/default.nix b/pkgs/development/python-modules/pydiscourse/default.nix
index f897509c182e1..faffa9e619ee9 100644
--- a/pkgs/development/python-modules/pydiscourse/default.nix
+++ b/pkgs/development/python-modules/pydiscourse/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library for working with Discourse";
+    mainProgram = "pydiscoursecli";
     homepage = "https://github.com/pydiscourse/pydiscourse";
     changelog = "https://github.com/pydiscourse/pydiscourse/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pydocstyle/default.nix b/pkgs/development/python-modules/pydocstyle/default.nix
index 62905e2a0865e..9d677cb6a48d9 100644
--- a/pkgs/development/python-modules/pydocstyle/default.nix
+++ b/pkgs/development/python-modules/pydocstyle/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python docstring style checker";
+    mainProgram = "pydocstyle";
     homepage = "https://github.com/PyCQA/pydocstyle";
     changelog = "https://github.com/PyCQA/pydocstyle/blob/${version}/docs/release_notes.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyelftools/default.nix b/pkgs/development/python-modules/pyelftools/default.nix
index 206062b5316fd..84cdda65f1f95 100644
--- a/pkgs/development/python-modules/pyelftools/default.nix
+++ b/pkgs/development/python-modules/pyelftools/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for analyzing ELF files and DWARF debugging information";
+    mainProgram = "readelf.py";
     homepage = "https://github.com/eliben/pyelftools";
     changelog = "https://github.com/eliben/pyelftools/blob/v${version}/CHANGES";
     license = licenses.publicDomain;
diff --git a/pkgs/development/python-modules/pyevmasm/default.nix b/pkgs/development/python-modules/pyevmasm/default.nix
index 3b544036ce5a6..581825f0d16b8 100644
--- a/pkgs/development/python-modules/pyevmasm/default.nix
+++ b/pkgs/development/python-modules/pyevmasm/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ethereum Virtual Machine (EVM) assembler and disassembler";
+    mainProgram = "evmasm";
     homepage = "https://github.com/crytic/pyevmasm";
     changelog = "https://github.com/crytic/pyevmasm/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/pyezviz/default.nix b/pkgs/development/python-modules/pyezviz/default.nix
index 5ef572c481756..1f3f6662f386f 100644
--- a/pkgs/development/python-modules/pyezviz/default.nix
+++ b/pkgs/development/python-modules/pyezviz/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface for for Ezviz cameras";
+    mainProgram = "pyezviz";
     homepage = "https://github.com/baqs/pyEzviz/";
     changelog = "https://github.com/BaQs/pyEzviz/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/pyfaidx/default.nix b/pkgs/development/python-modules/pyfaidx/default.nix
index ed7997a842ae6..4999b1dcddf99 100644
--- a/pkgs/development/python-modules/pyfaidx/default.nix
+++ b/pkgs/development/python-modules/pyfaidx/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/mdshw5/pyfaidx";
     description = "Python classes for indexing, retrieval, and in-place modification of FASTA files using a samtools compatible index";
+    mainProgram = "faidx";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jbedo ];
   };
diff --git a/pkgs/development/python-modules/pyfido/default.nix b/pkgs/development/python-modules/pyfido/default.nix
index b07c8d1a5e11b..8a092e7e934d8 100644
--- a/pkgs/development/python-modules/pyfido/default.nix
+++ b/pkgs/development/python-modules/pyfido/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client to get fido account data";
+    mainProgram = "pyfido";
     homepage = "https://github.com/titilambert/pyfido";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyfiglet/default.nix b/pkgs/development/python-modules/pyfiglet/default.nix
index a434ed3351eb4..4226fca32f7f7 100644
--- a/pkgs/development/python-modules/pyfiglet/default.nix
+++ b/pkgs/development/python-modules/pyfiglet/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "FIGlet in pure Python";
+    mainProgram = "pyfiglet";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ thoughtpolice ];
   };
diff --git a/pkgs/development/python-modules/pyflakes/default.nix b/pkgs/development/python-modules/pyflakes/default.nix
index c0ef2f45f2b7e..fab3c7d789b2e 100644
--- a/pkgs/development/python-modules/pyflakes/default.nix
+++ b/pkgs/development/python-modules/pyflakes/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/PyCQA/pyflakes";
     changelog = "https://github.com/PyCQA/pyflakes/blob/${src.rev}/NEWS.rst";
     description = "A simple program which checks Python source files for errors";
+    mainProgram = "pyflakes";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
   };
diff --git a/pkgs/development/python-modules/pyfritzhome/default.nix b/pkgs/development/python-modules/pyfritzhome/default.nix
index 982e9b1509d67..32450e254ea12 100644
--- a/pkgs/development/python-modules/pyfritzhome/default.nix
+++ b/pkgs/development/python-modules/pyfritzhome/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Library to access AVM FRITZ!Box homeautomation";
+    mainProgram = "fritzhome";
     homepage = "https://github.com/hthiery/python-fritzhome";
     changelog = "https://github.com/hthiery/python-fritzhome/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyftpdlib/default.nix b/pkgs/development/python-modules/pyftpdlib/default.nix
index 2ada48a2be0d1..5ff81a268f2ea 100644
--- a/pkgs/development/python-modules/pyftpdlib/default.nix
+++ b/pkgs/development/python-modules/pyftpdlib/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asynchronous FTP server library";
+    mainProgram = "ftpbench";
     homepage = "https://github.com/giampaolo/pyftpdlib/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyfttt/default.nix b/pkgs/development/python-modules/pyfttt/default.nix
index 8b3687928121b..e630fe2c41507 100644
--- a/pkgs/development/python-modules/pyfttt/default.nix
+++ b/pkgs/development/python-modules/pyfttt/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Package for sending events to the IFTTT Webhooks Channel";
+    mainProgram = "pyfttt";
     homepage = "https://github.com/briandconnelly/pyfttt";
     maintainers = with maintainers; [ peterhoeg ];
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pyfxa/default.nix b/pkgs/development/python-modules/pyfxa/default.nix
index 8a8eaa4c4fc22..39794d592103c 100644
--- a/pkgs/development/python-modules/pyfxa/default.nix
+++ b/pkgs/development/python-modules/pyfxa/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Firefox Accounts client library";
+    mainProgram = "fxa-client";
     homepage = "https://github.com/mozilla/PyFxA";
     license = licenses.mpl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pygal/default.nix b/pkgs/development/python-modules/pygal/default.nix
index 4b6de769859b4..6defbca5e5df3 100644
--- a/pkgs/development/python-modules/pygal/default.nix
+++ b/pkgs/development/python-modules/pygal/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/Kozea/pygal/blob/${version}/docs/changelog.rst";
     downloadPage = "https://github.com/Kozea/pygal";
     description = "Sexy and simple python charting";
+    mainProgram = "pygal_gen.py";
     homepage = "http://www.pygal.org";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pygnmi/default.nix b/pkgs/development/python-modules/pygnmi/default.nix
index aa0607a4c023c..a83aaabfc5750 100644
--- a/pkgs/development/python-modules/pygnmi/default.nix
+++ b/pkgs/development/python-modules/pygnmi/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pure Python gNMI client to manage network functions and collect telemetry";
+    mainProgram = "pygnmicli";
     homepage = "https://github.com/akarneliuk/pygnmi";
     changelog = "https://github.com/akarneliuk/pygnmi/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pygount/default.nix b/pkgs/development/python-modules/pygount/default.nix
index 6239ac9dd841f..4b12364288368 100644
--- a/pkgs/development/python-modules/pygount/default.nix
+++ b/pkgs/development/python-modules/pygount/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Count lines of code for hundreds of languages using pygments";
+    mainProgram = "pygount";
     homepage = "https://github.com/roskakori/pygount";
     changelog = "https://github.com/roskakori/pygount/blob/${src.rev}/CHANGES.md";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/pygtail/default.nix b/pkgs/development/python-modules/pygtail/default.nix
index d6e7206ae6c69..02f0dce14b591 100644
--- a/pkgs/development/python-modules/pygtail/default.nix
+++ b/pkgs/development/python-modules/pygtail/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library for reading log file lines that have not been read";
+    mainProgram = "pygtail";
     license = licenses.gpl2Plus;
     homepage = "https://github.com/bgreenlee/pygtail";
   };
diff --git a/pkgs/development/python-modules/pygtfs/default.nix b/pkgs/development/python-modules/pygtfs/default.nix
index aeb65d92556d2..cabb211d484c4 100644
--- a/pkgs/development/python-modules/pygtfs/default.nix
+++ b/pkgs/development/python-modules/pygtfs/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for GTFS";
+    mainProgram = "gtfs2db";
     homepage = "https://github.com/jarondl/pygtfs";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyhanko/default.nix b/pkgs/development/python-modules/pyhanko/default.nix
index 89864ebd62618..68d777bd1b281 100644
--- a/pkgs/development/python-modules/pyhanko/default.nix
+++ b/pkgs/development/python-modules/pyhanko/default.nix
@@ -139,6 +139,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Sign and stamp PDF files";
+    mainProgram = "pyhanko";
     homepage = "https://github.com/MatthiasValvekens/pyHanko";
     changelog = "https://github.com/MatthiasValvekens/pyHanko/blob/v${version}/docs/changelog.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyhcl/default.nix b/pkgs/development/python-modules/pyhcl/default.nix
index da522b98cec2e..efa9bed666137 100644
--- a/pkgs/development/python-modules/pyhcl/default.nix
+++ b/pkgs/development/python-modules/pyhcl/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HCL is a configuration language. pyhcl is a python parser for it";
+    mainProgram = "hcltool";
     homepage = "https://github.com/virtuald/pyhcl";
     license = licenses.mpl20;
     maintainers = with maintainers; [
diff --git a/pkgs/development/python-modules/pyhocon/default.nix b/pkgs/development/python-modules/pyhocon/default.nix
index 3d560076865e5..a7c2bb2b6576d 100644
--- a/pkgs/development/python-modules/pyhocon/default.nix
+++ b/pkgs/development/python-modules/pyhocon/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HOCON parser for Python";
+    mainProgram = "pyhocon";
     homepage = "https://github.com/chimpler/pyhocon/";
     longDescription = ''
       A HOCON parser for Python. It additionally provides a tool (pyhocon) to convert
diff --git a/pkgs/development/python-modules/pyicloud/default.nix b/pkgs/development/python-modules/pyicloud/default.nix
index 2765f457991ba..daa442a573054 100644
--- a/pkgs/development/python-modules/pyicloud/default.nix
+++ b/pkgs/development/python-modules/pyicloud/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PyiCloud is a module which allows pythonistas to interact with iCloud webservices";
+    mainProgram = "icloud";
     homepage = "https://github.com/picklepete/pyicloud";
     license = licenses.mit;
     maintainers = [ maintainers.mic92 ];
diff --git a/pkgs/development/python-modules/pyinfra/default.nix b/pkgs/development/python-modules/pyinfra/default.nix
index d21fcddc42ee8..ae518fa5c16a9 100644
--- a/pkgs/development/python-modules/pyinfra/default.nix
+++ b/pkgs/development/python-modules/pyinfra/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python-based infrastructure automation";
+    mainProgram = "pyinfra";
     longDescription = ''
       pyinfra automates/provisions/manages/deploys infrastructure. It can be used for
       ad-hoc command execution, service deployment, configuration management and more.
diff --git a/pkgs/development/python-modules/pyinstaller-versionfile/default.nix b/pkgs/development/python-modules/pyinstaller-versionfile/default.nix
index 85ab4112e5ea6..b198bae9ec15c 100644
--- a/pkgs/development/python-modules/pyinstaller-versionfile/default.nix
+++ b/pkgs/development/python-modules/pyinstaller-versionfile/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Create a windows version-file from a simple YAML file that can be used by PyInstaller.";
+    mainProgram = "create-version-file";
     homepage = "https://pypi.org/project/pyinstaller-versionfile/";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyinsteon/default.nix b/pkgs/development/python-modules/pyinsteon/default.nix
index 9a6e1b54ec367..821f0f7c0cbcb 100644
--- a/pkgs/development/python-modules/pyinsteon/default.nix
+++ b/pkgs/development/python-modules/pyinsteon/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to support Insteon home automation projects";
+    mainProgram = "insteon_tools";
     longDescription = ''
       This is a Python package to interface with an Insteon Modem. It has been
       tested to work with most USB or RS-232 serial based devices such as the
diff --git a/pkgs/development/python-modules/pyinstrument/default.nix b/pkgs/development/python-modules/pyinstrument/default.nix
index 58fcc8c515cef..1646fcd1d115a 100644
--- a/pkgs/development/python-modules/pyinstrument/default.nix
+++ b/pkgs/development/python-modules/pyinstrument/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Call stack profiler for Python";
+    mainProgram = "pyinstrument";
     homepage = "https://github.com/joerick/pyinstrument";
     changelog = "https://github.com/joerick/pyinstrument/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pykakasi/default.nix b/pkgs/development/python-modules/pykakasi/default.nix
index 76e2711ee18c2..79ce3eeca8f4c 100644
--- a/pkgs/development/python-modules/pykakasi/default.nix
+++ b/pkgs/development/python-modules/pykakasi/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python converter for Japanese Kana-kanji sentences into Kana-Roman";
+    mainProgram = "kakasi";
     homepage = "https://github.com/miurahr/pykakasi";
     changelog = "https://github.com/miurahr/pykakasi/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pykeyatome/default.nix b/pkgs/development/python-modules/pykeyatome/default.nix
index 363b078cad320..18f6fb7a9ee86 100644
--- a/pkgs/development/python-modules/pykeyatome/default.nix
+++ b/pkgs/development/python-modules/pykeyatome/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to get data from Atome Key";
+    mainProgram = "pykeyatome";
     homepage = "https://github.com/jugla/pyKeyAtome";
     changelog = "https://github.com/jugla/pyKeyAtome/releases/tag/V${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pykoplenti/default.nix b/pkgs/development/python-modules/pykoplenti/default.nix
index a8930149b1bb6..6078562a9714b 100644
--- a/pkgs/development/python-modules/pykoplenti/default.nix
+++ b/pkgs/development/python-modules/pykoplenti/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python REST client API for Kostal Plenticore Inverters";
+    mainProgram = "pykoplenti";
     homepage = "https://github.com/stegm/pykoplenti/";
     changelog = "https://github.com/stegm/pykoplenti/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/pykulersky/default.nix b/pkgs/development/python-modules/pykulersky/default.nix
index 6c1d9bf00fae3..a748191ba9d19 100644
--- a/pkgs/development/python-modules/pykulersky/default.nix
+++ b/pkgs/development/python-modules/pykulersky/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to control Brightech Kuler Sky Bluetooth LED devices";
+    mainProgram = "pykulersky";
     homepage = "https://github.com/emlove/pykulersky";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pykwalify/default.nix b/pkgs/development/python-modules/pykwalify/default.nix
index a49967ee6c3e3..991e822d42a22 100644
--- a/pkgs/development/python-modules/pykwalify/default.nix
+++ b/pkgs/development/python-modules/pykwalify/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/Grokzen/pykwalify";
     description = "YAML/JSON validation library";
+    mainProgram = "pykwalify";
     longDescription = ''
       This framework is a port with a lot of added functionality
       of the Java version of the framework kwalify that can be found at
diff --git a/pkgs/development/python-modules/pylacrosse/default.nix b/pkgs/development/python-modules/pylacrosse/default.nix
index ebd7f3ef405ae..f173d8569646c 100644
--- a/pkgs/development/python-modules/pylacrosse/default.nix
+++ b/pkgs/development/python-modules/pylacrosse/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for Jeelink LaCrosse";
+    mainProgram = "pylacrosse";
     homepage = "https://github.com/hthiery/python-lacrosse";
     license = with licenses; [ lgpl2Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pylama/default.nix b/pkgs/development/python-modules/pylama/default.nix
index e62d356f70eed..5e379cefac639 100644
--- a/pkgs/development/python-modules/pylama/default.nix
+++ b/pkgs/development/python-modules/pylama/default.nix
@@ -75,6 +75,7 @@ let pylama = buildPythonPackage rec {
 
   meta = with lib; {
     description = "Code audit tool for python";
+    mainProgram = "pylama";
     homepage = "https://github.com/klen/pylama";
     changelog = "https://github.com/klen/pylama/blob/${version}/Changelog";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pylddwrap/default.nix b/pkgs/development/python-modules/pylddwrap/default.nix
index d228c1a39ec90..dc0ca98f186c2 100644
--- a/pkgs/development/python-modules/pylddwrap/default.nix
+++ b/pkgs/development/python-modules/pylddwrap/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper around ldd *nix utility to determine shared libraries of a program";
+    mainProgram = "pylddwrap";
     homepage = "https://github.com/Parquery/pylddwrap";
     changelog = "https://github.com/Parquery/pylddwrap/blob/v${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pylnk3/default.nix b/pkgs/development/python-modules/pylnk3/default.nix
index 8a48fb731b85b..819c7d6c5a238 100644
--- a/pkgs/development/python-modules/pylnk3/default.nix
+++ b/pkgs/development/python-modules/pylnk3/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for reading and writing Windows shortcut files (.lnk)";
+    mainProgram = "pylnk3";
     homepage = "https://github.com/strayge/pylnk";
     license = with licenses; [ lgpl3Only ];
     maintainers = with maintainers; [ fedx-sudo ];
diff --git a/pkgs/development/python-modules/pyment/default.nix b/pkgs/development/python-modules/pyment/default.nix
index 768bc459b5b57..f3077acdd2ced 100644
--- a/pkgs/development/python-modules/pyment/default.nix
+++ b/pkgs/development/python-modules/pyment/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/dadadel/pyment";
     description = "Create, update or convert docstrings in existing Python files, managing several styles";
+    mainProgram = "pyment";
     license = licenses.gpl3;
     maintainers = with maintainers; [ jethro ];
   };
diff --git a/pkgs/development/python-modules/pymetar/default.nix b/pkgs/development/python-modules/pymetar/default.nix
index f8371a4db057c..70bf0a4f8142a 100644
--- a/pkgs/development/python-modules/pymetar/default.nix
+++ b/pkgs/development/python-modules/pymetar/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A command-line tool to show the weather report by a given station ID";
+    mainProgram = "pymetar";
     homepage = "https://github.com/klausman/pymetar";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ erosennin ];
diff --git a/pkgs/development/python-modules/pymodbus/default.nix b/pkgs/development/python-modules/pymodbus/default.nix
index c044b58920bab..4229d30c022d5 100644
--- a/pkgs/development/python-modules/pymodbus/default.nix
+++ b/pkgs/development/python-modules/pymodbus/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the Modbus protocol";
+    mainProgram = "pymodbus.simulator";
     longDescription = ''
       Pymodbus is a full Modbus protocol implementation using twisted,
       torndo or asyncio for its asynchronous communications core. It can
diff --git a/pkgs/development/python-modules/pymorphy2/default.nix b/pkgs/development/python-modules/pymorphy2/default.nix
index 300a9230d2e1d..57b843e54590f 100644
--- a/pkgs/development/python-modules/pymorphy2/default.nix
+++ b/pkgs/development/python-modules/pymorphy2/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Morphological analyzer/inflection engine for Russian and Ukrainian";
+    mainProgram = "pymorphy";
     homepage = "https://github.com/kmike/pymorphy2";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pymorphy3/default.nix b/pkgs/development/python-modules/pymorphy3/default.nix
index 4c071939740ed..29b42363addc0 100644
--- a/pkgs/development/python-modules/pymorphy3/default.nix
+++ b/pkgs/development/python-modules/pymorphy3/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Morphological analyzer/inflection engine for Russian and Ukrainian";
+    mainProgram = "pymorphy";
     homepage = "https://github.com/no-plagiarism/pymorphy3";
     license = licenses.mit;
     maintainers = with maintainers; [ jboy ];
diff --git a/pkgs/development/python-modules/pymysensors/default.nix b/pkgs/development/python-modules/pymysensors/default.nix
index 58bdf10ab5b16..ee8c5be2a60a6 100644
--- a/pkgs/development/python-modules/pymysensors/default.nix
+++ b/pkgs/development/python-modules/pymysensors/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for talking to a MySensors gateway";
+    mainProgram = "pymysensors";
     homepage = "https://github.com/theolind/pymysensors";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pynello/default.nix b/pkgs/development/python-modules/pynello/default.nix
index a7a75d7c5ddd3..4435bb7ec30ea 100644
--- a/pkgs/development/python-modules/pynello/default.nix
+++ b/pkgs/development/python-modules/pynello/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for nello.io intercoms";
+    mainProgram = "nello";
     homepage = "https://github.com/pschmitt/pynello";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyomo/default.nix b/pkgs/development/python-modules/pyomo/default.nix
index 8667ed08fe767..35ab0ecec5095 100644
--- a/pkgs/development/python-modules/pyomo/default.nix
+++ b/pkgs/development/python-modules/pyomo/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Optimization Modeling Objects";
+    mainProgram = "pyomo";
     homepage = "http://pyomo.org";
     changelog = "https://github.com/Pyomo/pyomo/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pyoppleio/default.nix b/pkgs/development/python-modules/pyoppleio/default.nix
index f0d11d86c7c27..4487647ca81d8 100644
--- a/pkgs/development/python-modules/pyoppleio/default.nix
+++ b/pkgs/development/python-modules/pyoppleio/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for interacting with OPPLE lights";
+    mainProgram = "oppleio";
     homepage = "https://github.com/jedmeng/python-oppleio";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pypass/default.nix b/pkgs/development/python-modules/pypass/default.nix
index 73a261d07a217..7e609cbe1ccd9 100644
--- a/pkgs/development/python-modules/pypass/default.nix
+++ b/pkgs/development/python-modules/pypass/default.nix
@@ -77,6 +77,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Password manager pass in Python";
+    mainProgram = "pypass";
     homepage = "https://github.com/aviau/python-pass";
     license = licenses.gpl3Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/python-modules/pypca/default.nix b/pkgs/development/python-modules/pypca/default.nix
index 28e958e4b6260..7ca099f2d8658 100644
--- a/pkgs/development/python-modules/pypca/default.nix
+++ b/pkgs/development/python-modules/pypca/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for interacting with the PCA 301 smart plugs";
+    mainProgram = "pypca";
     homepage = "https://github.com/majuss/pypca";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyperf/default.nix b/pkgs/development/python-modules/pyperf/default.nix
index 567f54e1712ec..76065f3531717 100644
--- a/pkgs/development/python-modules/pyperf/default.nix
+++ b/pkgs/development/python-modules/pyperf/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to generate and modify perf";
+    mainProgram = "pyperf";
     homepage = "https://pyperf.readthedocs.io/";
     changelog = "https://github.com/psf/pyperf/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pypinyin/default.nix b/pkgs/development/python-modules/pypinyin/default.nix
index a109612fd75ec..882e62505e929 100644
--- a/pkgs/development/python-modules/pypinyin/default.nix
+++ b/pkgs/development/python-modules/pypinyin/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Chinese Characters to Pinyin - 汉字转拼音";
+    mainProgram = "pypinyin";
     homepage = "https://github.com/mozillazg/python-pinyin";
     changelog = "https://github.com/mozillazg/python-pinyin/blob/v${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pypiserver/default.nix b/pkgs/development/python-modules/pypiserver/default.nix
index f598eb4df90a9..83cf132ed5c65 100644
--- a/pkgs/development/python-modules/pypiserver/default.nix
+++ b/pkgs/development/python-modules/pypiserver/default.nix
@@ -83,6 +83,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Minimal PyPI server for use with pip/easy_install";
+    mainProgram = "pypi-server";
     homepage = "https://github.com/pypiserver/pypiserver";
     changelog = "https://github.com/pypiserver/pypiserver/releases/tag/v${version}";
     license = with licenses; [ mit zlib ];
diff --git a/pkgs/development/python-modules/pyppeteer/default.nix b/pkgs/development/python-modules/pyppeteer/default.nix
index b0276c77bc055..186d3828f4cae 100644
--- a/pkgs/development/python-modules/pyppeteer/default.nix
+++ b/pkgs/development/python-modules/pyppeteer/default.nix
@@ -89,6 +89,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Headless chrome/chromium automation library (unofficial port of puppeteer)";
+    mainProgram = "pyppeteer-install";
     homepage = "https://github.com/pyppeteer/pyppeteer";
     changelog = "https://github.com/pyppeteer/pyppeteer/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyprof2calltree/default.nix b/pkgs/development/python-modules/pyprof2calltree/default.nix
index c0f71dc8b64f1..db979ae4297ec 100644
--- a/pkgs/development/python-modules/pyprof2calltree/default.nix
+++ b/pkgs/development/python-modules/pyprof2calltree/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Help visualize profiling data from cProfile with kcachegrind and qcachegrind";
+    mainProgram = "pyprof2calltree";
     homepage = "https://github.com/pwaller/pyprof2calltree";
     changelog = "https://github.com/pwaller/pyprof2calltree/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyproj/default.nix b/pkgs/development/python-modules/pyproj/default.nix
index 11ec1ef47ad47..bb98e96e02a16 100644
--- a/pkgs/development/python-modules/pyproj/default.nix
+++ b/pkgs/development/python-modules/pyproj/default.nix
@@ -106,6 +106,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to PROJ library";
+    mainProgram = "pyproj";
     homepage = "https://github.com/pyproj4/pyproj";
     changelog = "https://github.com/pyproj4/pyproj/blob/${src.rev}/docs/history.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyprosegur/default.nix b/pkgs/development/python-modules/pyprosegur/default.nix
index 3eba1a1df3b8d..d73c46971d876 100644
--- a/pkgs/development/python-modules/pyprosegur/default.nix
+++ b/pkgs/development/python-modules/pyprosegur/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to communicate with Prosegur Residential Alarms";
+    mainProgram = "pyprosegur";
     homepage = "https://github.com/dgomes/pyprosegur";
     changelog = "https://github.com/dgomes/pyprosegur/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pypugjs/default.nix b/pkgs/development/python-modules/pypugjs/default.nix
index 9b8ebad61eebe..6f8bf6c67a253 100644
--- a/pkgs/development/python-modules/pypugjs/default.nix
+++ b/pkgs/development/python-modules/pypugjs/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PugJS syntax template adapter for Django, Jinja2, Mako and Tornado templates";
+    mainProgram = "pypugjs";
     homepage = "https://github.com/kakulukia/pypugjs";
     license = licenses.mit;
     maintainers = with maintainers; [ lopsided98 ];
diff --git a/pkgs/development/python-modules/pypykatz/default.nix b/pkgs/development/python-modules/pypykatz/default.nix
index 4a93fb19c1f67..84d92530f9c5a 100644
--- a/pkgs/development/python-modules/pypykatz/default.nix
+++ b/pkgs/development/python-modules/pypykatz/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Mimikatz implementation in Python";
+    mainProgram = "pypykatz";
     homepage = "https://github.com/skelsec/pypykatz";
     changelog = "https://github.com/skelsec/pypykatz/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pyradiomics/default.nix b/pkgs/development/python-modules/pyradiomics/default.nix
index 606f542f8f968..2d77f8f1df0bb 100644
--- a/pkgs/development/python-modules/pyradiomics/default.nix
+++ b/pkgs/development/python-modules/pyradiomics/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pyradiomics.readthedocs.io";
     description = "Extraction of Radiomics features from 2D and 3D images and binary masks";
+    mainProgram = "pyradiomics";
     changelog = "https://github.com/AIM-Harvard/pyradiomics/releases/tag/v${version}";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/pyroma/default.nix b/pkgs/development/python-modules/pyroma/default.nix
index 99fb8bec5f095..51816799034f9 100644
--- a/pkgs/development/python-modules/pyroma/default.nix
+++ b/pkgs/development/python-modules/pyroma/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Test your project's packaging friendliness";
+    mainProgram = "pyroma";
     homepage = "https://github.com/regebro/pyroma";
     license = licenses.mit;
     maintainers = with maintainers; [ kamadorueda ];
diff --git a/pkgs/development/python-modules/pyscaffold/default.nix b/pkgs/development/python-modules/pyscaffold/default.nix
index ae7d7d5fff9c5..c394f9550fdc1 100644
--- a/pkgs/development/python-modules/pyscaffold/default.nix
+++ b/pkgs/development/python-modules/pyscaffold/default.nix
@@ -101,6 +101,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Template tool for putting up the scaffold of a Python project";
+    mainProgram = "putup";
     homepage = "https://pypi.org/project/PyScaffold/";
     license = licenses.mit;
     maintainers = with maintainers; [ matthewcroughan ];
diff --git a/pkgs/development/python-modules/pysecuritas/default.nix b/pkgs/development/python-modules/pysecuritas/default.nix
index 7579e014b69cd..0c777bca224d7 100644
--- a/pkgs/development/python-modules/pysecuritas/default.nix
+++ b/pkgs/development/python-modules/pysecuritas/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client to access Securitas Direct Mobile API";
+    mainProgram = "pysecuritas";
     homepage = "https://github.com/Cebeerre/pysecuritas";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pysmt/default.nix b/pkgs/development/python-modules/pysmt/default.nix
index 6a08234312abb..61283ce4ad3be 100644
--- a/pkgs/development/python-modules/pysmt/default.nix
+++ b/pkgs/development/python-modules/pysmt/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for SMT formulae manipulation and solving";
+    mainProgram = "pysmt-install";
     homepage = "https://github.com/pysmt/pysmt";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pysol-cards/default.nix b/pkgs/development/python-modules/pysol-cards/default.nix
index 88c38fc598274..f2837b93568ec 100644
--- a/pkgs/development/python-modules/pysol-cards/default.nix
+++ b/pkgs/development/python-modules/pysol-cards/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generates Solitaire deals";
+    mainProgram = "pysol_cards";
     homepage = "https://github.com/shlomif/pysol_cards";
     license = licenses.mit;
     maintainers = with maintainers; [ mwolfe ];
diff --git a/pkgs/development/python-modules/pyspnego/default.nix b/pkgs/development/python-modules/pyspnego/default.nix
index ae1d4f2d1beb7..dca383ce6d9c3 100644
--- a/pkgs/development/python-modules/pyspnego/default.nix
+++ b/pkgs/development/python-modules/pyspnego/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jborean93/pyspnego/blob/v${version}/CHANGELOG.md";
     description = "Python SPNEGO authentication library";
+    mainProgram = "pyspnego-parse";
     homepage = "https://github.com/jborean93/pyspnego";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pysrt/default.nix b/pkgs/development/python-modules/pysrt/default.nix
index 17122d24089ef..3c62043d9e7f8 100644
--- a/pkgs/development/python-modules/pysrt/default.nix
+++ b/pkgs/development/python-modules/pysrt/default.nix
@@ -28,5 +28,6 @@ buildPythonPackage rec {
     homepage = "https://github.com/byroot/pysrt";
     license = licenses.gpl3;
     description = "Python library used to edit or create SubRip files";
+    mainProgram = "srt";
   };
 }
diff --git a/pkgs/development/python-modules/pyssim/default.nix b/pkgs/development/python-modules/pyssim/default.nix
index 820400e9e4ecb..e7632e67905cc 100644
--- a/pkgs/development/python-modules/pyssim/default.nix
+++ b/pkgs/development/python-modules/pyssim/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for computing Structured Similarity Image Metric (SSIM) in Python";
+    mainProgram = "pyssim";
     homepage = "https://github.com/jterrace/pyssim";
     license = licenses.mit;
     maintainers = with maintainers; [ jluttine ];
diff --git a/pkgs/development/python-modules/pysubs2/default.nix b/pkgs/development/python-modules/pysubs2/default.nix
index 3ae2de440750a..bd17cd3695355 100644
--- a/pkgs/development/python-modules/pysubs2/default.nix
+++ b/pkgs/development/python-modules/pysubs2/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/tkarabela/pysubs2";
     description = "A Python library for editing subtitle files";
+    mainProgram = "pysubs2";
     license = licenses.mit;
     maintainers = with maintainers; [ Benjamin-L ];
   };
diff --git a/pkgs/development/python-modules/pysuez/default.nix b/pkgs/development/python-modules/pysuez/default.nix
index a8f8774256b7f..8af1c7ff006b4 100644
--- a/pkgs/development/python-modules/pysuez/default.nix
+++ b/pkgs/development/python-modules/pysuez/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to get water consumption data from Suez";
+    mainProgram = "pysuez";
     homepage = "https://github.com/ooii/pySuez";
     changelog = "https://github.com/ooii/pySuez/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/pysyncobj/default.nix b/pkgs/development/python-modules/pysyncobj/default.nix
index d5623fff63134..3909f1626dc33 100644
--- a/pkgs/development/python-modules/pysyncobj/default.nix
+++ b/pkgs/development/python-modules/pysyncobj/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for replicating your class";
+    mainProgram = "syncobj_admin";
     homepage = "https://github.com/bakwc/PySyncObj";
     changelog = "https://github.com/bakwc/PySyncObj/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pytado/default.nix b/pkgs/development/python-modules/pytado/default.nix
index 7b7f23cda452e..8a9a3f4cf2fa6 100644
--- a/pkgs/development/python-modules/pytado/default.nix
+++ b/pkgs/development/python-modules/pytado/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python binding for Tado web API";
+    mainProgram = "pytado";
     homepage = "https://github.com/wmalgadey/PyTado";
     changelog = "https://github.com/wmalgadey/PyTado/releases/tag/${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/pytaglib/default.nix b/pkgs/development/python-modules/pytaglib/default.nix
index a3fd95133a66c..e31ea59c546da 100644
--- a/pkgs/development/python-modules/pytaglib/default.nix
+++ b/pkgs/development/python-modules/pytaglib/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python bindings for the Taglib audio metadata library";
+    mainProgram = "pyprinttags";
     homepage = "https://github.com/supermihi/pytaglib";
     changelog = "https://github.com/supermihi/pytaglib/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/pytensor/default.nix b/pkgs/development/python-modules/pytensor/default.nix
index e8e8056ab811c..849006e1f18e3 100644
--- a/pkgs/development/python-modules/pytensor/default.nix
+++ b/pkgs/development/python-modules/pytensor/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to define, optimize, and efficiently evaluate mathematical expressions involving multi-dimensional arrays";
+    mainProgram = "pytensor-cache";
     homepage = "https://github.com/pymc-devs/pytensor";
     changelog = "https://github.com/pymc-devs/pytensor/releases";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pytesseract/default.nix b/pkgs/development/python-modules/pytesseract/default.nix
index 77dd73e30155b..f6a220c02ebac 100644
--- a/pkgs/development/python-modules/pytesseract/default.nix
+++ b/pkgs/development/python-modules/pytesseract/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
     homepage = "https://pypi.org/project/pytesseract/";
     license = licenses.asl20;
     description = "A Python wrapper for Google Tesseract";
+    mainProgram = "pytesseract";
     maintainers = with maintainers; [ ];
   };
 }
diff --git a/pkgs/development/python-modules/pytest-bdd/default.nix b/pkgs/development/python-modules/pytest-bdd/default.nix
index b5b558a0faf59..3660dc709f31c 100644
--- a/pkgs/development/python-modules/pytest-bdd/default.nix
+++ b/pkgs/development/python-modules/pytest-bdd/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "BDD library for the pytest";
+    mainProgram = "pytest-bdd";
     homepage = "https://github.com/pytest-dev/pytest-bdd";
     license = licenses.mit;
     maintainers = with maintainers; [ jm2dev ];
diff --git a/pkgs/development/python-modules/python-barcode/default.nix b/pkgs/development/python-modules/python-barcode/default.nix
index 1e56b59c1fd4c..4c4d9b367993e 100644
--- a/pkgs/development/python-modules/python-barcode/default.nix
+++ b/pkgs/development/python-modules/python-barcode/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Create standard barcodes with Python";
+    mainProgram = "python-barcode";
     homepage = "https://github.com/WhyNotHugo/python-barcode";
     changelog = "https://github.com/WhyNotHugo/python-barcode/blob/v${version}/docs/changelog.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-bidi/default.nix b/pkgs/development/python-modules/python-bidi/default.nix
index ea180de55d56e..c88a2de6a1779 100644
--- a/pkgs/development/python-modules/python-bidi/default.nix
+++ b/pkgs/development/python-modules/python-bidi/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/MeirKriheli/python-bidi";
     description = "Pure python implementation of the BiDi layout algorithm";
+    mainProgram = "pybidi";
     platforms = platforms.unix;
     maintainers = with maintainers; [ freezeboy ];
   };
diff --git a/pkgs/development/python-modules/python-cinderclient/default.nix b/pkgs/development/python-modules/python-cinderclient/default.nix
index baff1ddce3fe8..037d93adb4a64 100644
--- a/pkgs/development/python-modules/python-cinderclient/default.nix
+++ b/pkgs/development/python-modules/python-cinderclient/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "OpenStack Block Storage API Client Library";
+    mainProgram = "cinder";
     homepage = "https://github.com/openstack/python-cinderclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-dotenv/default.nix b/pkgs/development/python-modules/python-dotenv/default.nix
index 0854d354c2fe7..5a860279bc46f 100644
--- a/pkgs/development/python-modules/python-dotenv/default.nix
+++ b/pkgs/development/python-modules/python-dotenv/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Add .env support to your django/flask apps in development and deployments";
+    mainProgram = "dotenv";
     homepage = "https://github.com/theskumar/python-dotenv";
     license = licenses.bsdOriginal;
     maintainers = with maintainers; [ erikarvstedt ];
diff --git a/pkgs/development/python-modules/python-fx/default.nix b/pkgs/development/python-modules/python-fx/default.nix
index d505e0a19654e..8e7de3b6a336b 100644
--- a/pkgs/development/python-modules/python-fx/default.nix
+++ b/pkgs/development/python-modules/python-fx/default.nix
@@ -92,6 +92,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to view JSON in a TUI";
+    mainProgram = "pyfx";
     homepage = "https://github.com/cielong/pyfx";
     changelog = "https://github.com/cielong/pyfx/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/python-gitlab/default.nix b/pkgs/development/python-modules/python-gitlab/default.nix
index 6931a0d4ee45e..3703843091d2c 100644
--- a/pkgs/development/python-modules/python-gitlab/default.nix
+++ b/pkgs/development/python-modules/python-gitlab/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Interact with GitLab API";
+    mainProgram = "gitlab";
     homepage = "https://github.com/python-gitlab/python-gitlab";
     changelog = "https://github.com/python-gitlab/python-gitlab/blob/v${version}/CHANGELOG.md";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/python-heatclient/default.nix b/pkgs/development/python-modules/python-heatclient/default.nix
index 2319ecda0bfe8..d29b07a94e505 100644
--- a/pkgs/development/python-modules/python-heatclient/default.nix
+++ b/pkgs/development/python-modules/python-heatclient/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for Heat built on the Heat orchestration API";
+    mainProgram = "heat";
     homepage = "https://github.com/openstack/python-heatclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-hl7/default.nix b/pkgs/development/python-modules/python-hl7/default.nix
index 98a73c8252ba6..1c2b058608699 100644
--- a/pkgs/development/python-modules/python-hl7/default.nix
+++ b/pkgs/development/python-modules/python-hl7/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple library for parsing messages of Health Level 7 (HL7) version 2.x into Python objects";
+    mainProgram = "mllp_send";
     homepage = "https://python-hl7.readthedocs.org";
     changelog = "https://python-hl7.readthedocs.io/en/latest/changelog.html";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/python-hpilo/default.nix b/pkgs/development/python-modules/python-hpilo/default.nix
index 8ee2dafc47b23..6fdfc5d140315 100644
--- a/pkgs/development/python-modules/python-hpilo/default.nix
+++ b/pkgs/development/python-modules/python-hpilo/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to access the HP iLO XML interface";
+    mainProgram = "hpilo_cli";
     homepage = "https://seveas.github.io/python-hpilo/";
     license = with licenses; [ asl20 gpl3Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/python-idzip/default.nix b/pkgs/development/python-modules/python-idzip/default.nix
index 6c64bb6c257e6..c754bb1445546 100644
--- a/pkgs/development/python-modules/python-idzip/default.nix
+++ b/pkgs/development/python-modules/python-idzip/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Seekable, gzip compatible, compression format";
+    mainProgram = "idzip";
     homepage = "https://github.com/bauman/python-idzip";
     changelog = "https://github.com/bauman/python-idzip/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-ipmi/default.nix b/pkgs/development/python-modules/python-ipmi/default.nix
index b6ded2ff8c2cf..4cb05be7257b5 100644
--- a/pkgs/development/python-modules/python-ipmi/default.nix
+++ b/pkgs/development/python-modules/python-ipmi/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python IPMI Library";
+    mainProgram = "ipmitool.py";
     homepage = "https://github.com/kontron/python-ipmi";
     license = with licenses; [ lgpl2Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/python-ironicclient/default.nix b/pkgs/development/python-modules/python-ironicclient/default.nix
index 5839498bbe96d..7e9a3b4ee7c27 100644
--- a/pkgs/development/python-modules/python-ironicclient/default.nix
+++ b/pkgs/development/python-modules/python-ironicclient/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A client for OpenStack bare metal provisioning API, includes a Python module (ironicclient) and CLI (baremetal).";
+    mainProgram = "baremetal";
     homepage = "https://github.com/openstack/python-ironicclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-kasa/default.nix b/pkgs/development/python-modules/python-kasa/default.nix
index 2c5262a47ec10..807d5d5af9a70 100644
--- a/pkgs/development/python-modules/python-kasa/default.nix
+++ b/pkgs/development/python-modules/python-kasa/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for TP-Link Kasa Smarthome products";
+    mainProgram = "kasa";
     homepage = "https://python-kasa.readthedocs.io/";
     changelog = "https://github.com/python-kasa/python-kasa/blob/${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/python-linux-procfs/default.nix b/pkgs/development/python-modules/python-linux-procfs/default.nix
index f6593574a7f2b..e72b2e3620983 100644
--- a/pkgs/development/python-modules/python-linux-procfs/default.nix
+++ b/pkgs/development/python-modules/python-linux-procfs/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python classes to extract information from the Linux kernel /proc files";
+    mainProgram = "pflags";
     homepage = "https://git.kernel.org/pub/scm/libs/python/python-linux-procfs/python-linux-procfs.git/";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ elohmeier ];
diff --git a/pkgs/development/python-modules/python-louvain/default.nix b/pkgs/development/python-modules/python-louvain/default.nix
index c6161735d4352..b9f2647559910 100644
--- a/pkgs/development/python-modules/python-louvain/default.nix
+++ b/pkgs/development/python-modules/python-louvain/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/taynaud/python-louvain";
     description = "Louvain Community Detection";
+    mainProgram = "community";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/python-manilaclient/default.nix b/pkgs/development/python-modules/python-manilaclient/default.nix
index 4a79b823ef05a..b2fbfef19f8cf 100644
--- a/pkgs/development/python-modules/python-manilaclient/default.nix
+++ b/pkgs/development/python-modules/python-manilaclient/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library for OpenStack Manila API";
+    mainProgram = "manila";
     homepage = "https://github.com/openstack/python-manilaclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-matter-server/default.nix b/pkgs/development/python-modules/python-matter-server/default.nix
index a451aed79092c..034a908445086 100644
--- a/pkgs/development/python-modules/python-matter-server/default.nix
+++ b/pkgs/development/python-modules/python-matter-server/default.nix
@@ -129,6 +129,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/home-assistant-libs/python-matter-server/releases/tag/${version}";
     description = "Python server to interact with Matter";
+    mainProgram = "matter-server";
     homepage = "https://github.com/home-assistant-libs/python-matter-server";
     license = licenses.asl20;
     maintainers = teams.home-assistant.members;
diff --git a/pkgs/development/python-modules/python-mystrom/default.nix b/pkgs/development/python-modules/python-mystrom/default.nix
index 2d663e71ff899..5b2f76d2571e3 100644
--- a/pkgs/development/python-modules/python-mystrom/default.nix
+++ b/pkgs/development/python-modules/python-mystrom/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API client for interacting with myStrom devices";
+    mainProgram = "mystrom";
     longDescription = ''
       Asynchronous Python API client for interacting with myStrom devices.
       There is support for bulbs, motion sensors, plugs and buttons.
diff --git a/pkgs/development/python-modules/python-novaclient/default.nix b/pkgs/development/python-modules/python-novaclient/default.nix
index 4568c94ebb649..8ce053cab37cc 100644
--- a/pkgs/development/python-modules/python-novaclient/default.nix
+++ b/pkgs/development/python-modules/python-novaclient/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library for OpenStack Compute API";
+    mainProgram = "nova";
     homepage = "https://github.com/openstack/python-novaclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-nvd3/default.nix b/pkgs/development/python-modules/python-nvd3/default.nix
index 7abdfd1ab3d51..3674cb9bf5681 100644
--- a/pkgs/development/python-modules/python-nvd3/default.nix
+++ b/pkgs/development/python-modules/python-nvd3/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/areski/python-nvd3";
     description = "Python Wrapper for NVD3 - It's time for beautiful charts";
+    mainProgram = "nvd3";
     license = licenses.mit;
     maintainers = [ maintainers.ivan-tkatchev ];
   };
diff --git a/pkgs/development/python-modules/python-on-whales/default.nix b/pkgs/development/python-modules/python-on-whales/default.nix
index 791bf25450514..51c320e7e06ba 100644
--- a/pkgs/development/python-modules/python-on-whales/default.nix
+++ b/pkgs/development/python-modules/python-on-whales/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Docker client for Python, designed to be fun and intuitive";
+    mainProgram = "python-on-whales";
     homepage = "https://github.com/gabrieldemarmiesse/python-on-whales";
     changelog = "https://github.com/gabrieldemarmiesse/python-on-whales/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-openstackclient/default.nix b/pkgs/development/python-modules/python-openstackclient/default.nix
index 79306e4d11abf..1a6f111cf8741 100644
--- a/pkgs/development/python-modules/python-openstackclient/default.nix
+++ b/pkgs/development/python-modules/python-openstackclient/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "OpenStack Command-line Client";
+    mainProgram = "openstack";
     homepage = "https://github.com/openstack/python-openstackclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-roborock/default.nix b/pkgs/development/python-modules/python-roborock/default.nix
index ec103fc421a4d..fe2915249df5b 100644
--- a/pkgs/development/python-modules/python-roborock/default.nix
+++ b/pkgs/development/python-modules/python-roborock/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library & console tool for controlling Roborock vacuum";
+    mainProgram = "roborock";
     homepage = "https://github.com/humbertogontijo/python-roborock";
     changelog = "https://github.com/humbertogontijo/python-roborock/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/python-slugify/default.nix b/pkgs/development/python-modules/python-slugify/default.nix
index 6ad8a1dc9a549..39ce7b39bacab 100644
--- a/pkgs/development/python-modules/python-slugify/default.nix
+++ b/pkgs/development/python-modules/python-slugify/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Slugify application that handles Unicode";
+    mainProgram = "slugify";
     homepage = "https://github.com/un33k/python-slugify";
     changelog = "https://github.com/un33k/python-slugify/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-snap7/default.nix b/pkgs/development/python-modules/python-snap7/default.nix
index 069b57bd8c897..d33bdc77f8b0a 100644
--- a/pkgs/development/python-modules/python-snap7/default.nix
+++ b/pkgs/development/python-modules/python-snap7/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for the snap7 PLC communication library";
+    mainProgram = "snap7-server";
     homepage = "https://github.com/gijzelaerr/python-snap7";
     license = licenses.mit;
     maintainers = with maintainers; [ freezeboy ];
diff --git a/pkgs/development/python-modules/python-songpal/default.nix b/pkgs/development/python-modules/python-songpal/default.nix
index 916288860fb5c..0a8e0abafff4d 100644
--- a/pkgs/development/python-modules/python-songpal/default.nix
+++ b/pkgs/development/python-modules/python-songpal/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for interfacing with Sony's Songpal devices";
+    mainProgram = "songpal";
     homepage = "https://github.com/rytilahti/python-songpal";
     changelog = "https://github.com/rytilahti/python-songpal/blob/release/${version}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/python-swiftclient/default.nix b/pkgs/development/python-modules/python-swiftclient/default.nix
index 8c0239e2bc506..4e7c02371071b 100644
--- a/pkgs/development/python-modules/python-swiftclient/default.nix
+++ b/pkgs/development/python-modules/python-swiftclient/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/openstack/python-swiftclient";
     description = "Python bindings to the OpenStack Object Storage API";
+    mainProgram = "swift";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
   };
diff --git a/pkgs/development/python-modules/python-tado/default.nix b/pkgs/development/python-modules/python-tado/default.nix
index acfd14d7d5ef3..a273b33a20848 100644
--- a/pkgs/development/python-modules/python-tado/default.nix
+++ b/pkgs/development/python-modules/python-tado/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python binding for Tado web API. Pythonize your central heating!";
+    mainProgram = "pytado";
     homepage = "https://github.com/wmalgadey/PyTado";
     changelog = "https://github.com/wmalgadey/PyTado/releases/tag/${version}";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/python-ulid/default.nix b/pkgs/development/python-modules/python-ulid/default.nix
index e70c1004ecf77..af437c8f23fed 100644
--- a/pkgs/development/python-modules/python-ulid/default.nix
+++ b/pkgs/development/python-modules/python-ulid/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ULID implementation for Python";
+    mainProgram = "ulid";
     homepage = "https://github.com/mdomke/python-ulid";
     changelog = "https://github.com/mdomke/python-ulid/blob/${src.rev}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-vipaccess/default.nix b/pkgs/development/python-modules/python-vipaccess/default.nix
index 24eefdce0fe6f..7455408f0bc6d 100644
--- a/pkgs/development/python-modules/python-vipaccess/default.nix
+++ b/pkgs/development/python-modules/python-vipaccess/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A free software implementation of Symantec's VIP Access application and protocol";
+    mainProgram = "vipaccess";
     homepage = "https://github.com/dlenski/python-vipaccess";
     license = licenses.asl20;
     maintainers = with maintainers; [ aw ];
diff --git a/pkgs/development/python-modules/python-yate/default.nix b/pkgs/development/python-modules/python-yate/default.nix
index a35773f298def..a6cc7ac6575f5 100644
--- a/pkgs/development/python-modules/python-yate/default.nix
+++ b/pkgs/development/python-modules/python-yate/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for the yate telephony engine";
+    mainProgram = "yate_callgen";
     homepage = "https://github.com/eventphone/python-yate";
     changelog = "https://github.com/eventphone/python-yate/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pythonfinder/default.nix b/pkgs/development/python-modules/pythonfinder/default.nix
index c9e0ca669c9ad..002b390b8d364 100644
--- a/pkgs/development/python-modules/pythonfinder/default.nix
+++ b/pkgs/development/python-modules/pythonfinder/default.nix
@@ -75,6 +75,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross platform search tool for finding Python";
+    mainProgram = "pyfinder";
     homepage = "https://github.com/sarugaku/pythonfinder";
     changelog = "https://github.com/sarugaku/pythonfinder/blob/v${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pytrydan/default.nix b/pkgs/development/python-modules/pytrydan/default.nix
index ef54cf77b4f26..5a191bf800fe7 100644
--- a/pkgs/development/python-modules/pytrydan/default.nix
+++ b/pkgs/development/python-modules/pytrydan/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to interface with V2C EVSE Trydan";
+    mainProgram = "pytrydan";
     homepage = "https://github.com/dgomes/pytrydan";
     changelog = "https://github.com/dgomes/pytrydan/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pytube/default.nix b/pkgs/development/python-modules/pytube/default.nix
index 2c8f714e500e7..2e173e5f482b2 100644
--- a/pkgs/development/python-modules/pytube/default.nix
+++ b/pkgs/development/python-modules/pytube/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python 3 library for downloading YouTube Videos";
+    mainProgram = "pytube";
     homepage = "https://github.com/nficano/pytube";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/pyunifiprotect/default.nix b/pkgs/development/python-modules/pyunifiprotect/default.nix
index a87fc210464d8..9cf0773b0cb5f 100644
--- a/pkgs/development/python-modules/pyunifiprotect/default.nix
+++ b/pkgs/development/python-modules/pyunifiprotect/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for interacting with the Unifi Protect API";
+    mainProgram = "unifi-protect";
     homepage = "https://github.com/briis/pyunifiprotect";
     changelog = "https://github.com/AngellusMortis/pyunifiprotect/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pyupgrade/default.nix b/pkgs/development/python-modules/pyupgrade/default.nix
index 8d5bc83ed165a..04ccee1bc7573 100644
--- a/pkgs/development/python-modules/pyupgrade/default.nix
+++ b/pkgs/development/python-modules/pyupgrade/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to automatically upgrade syntax for newer versions of the language";
+    mainProgram = "pyupgrade";
     homepage = "https://github.com/asottile/pyupgrade";
     license = licenses.mit;
     maintainers = with maintainers; [ lovesegfault ];
diff --git a/pkgs/development/python-modules/pyvizio/default.nix b/pkgs/development/python-modules/pyvizio/default.nix
index 41b42b85b0d90..930e6e77bfa92 100644
--- a/pkgs/development/python-modules/pyvizio/default.nix
+++ b/pkgs/development/python-modules/pyvizio/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client for Vizio SmartCast";
+    mainProgram = "pyvizio";
     homepage = "https://github.com/vkorn/pyvizio";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pywal/default.nix b/pkgs/development/python-modules/pywal/default.nix
index 2f73d23eb70a0..a37a52f146632 100644
--- a/pkgs/development/python-modules/pywal/default.nix
+++ b/pkgs/development/python-modules/pywal/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate and change colorschemes on the fly. A 'wal' rewrite in Python 3";
+    mainProgram = "wal";
     homepage = "https://github.com/dylanaraps/pywal";
     license = licenses.mit;
     maintainers = with maintainers; [ Fresheyeball ];
diff --git a/pkgs/development/python-modules/pywayland/default.nix b/pkgs/development/python-modules/pywayland/default.nix
index 6930f4ba374d5..97e75684e8f4e 100644
--- a/pkgs/development/python-modules/pywayland/default.nix
+++ b/pkgs/development/python-modules/pywayland/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/flacjacket/pywayland";
     description = "Python bindings to wayland using cffi";
+    mainProgram = "pywayland-scanner";
     license = licenses.ncsa;
     maintainers = with maintainers; [ chvp ];
   };
diff --git a/pkgs/development/python-modules/pywebpush/default.nix b/pkgs/development/python-modules/pywebpush/default.nix
index 38d605317a601..903ad646b8b53 100644
--- a/pkgs/development/python-modules/pywebpush/default.nix
+++ b/pkgs/development/python-modules/pywebpush/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Webpush Data encryption library for Python";
+    mainProgram = "pywebpush";
     homepage = "https://github.com/web-push-libs/pywebpush";
     license = licenses.mpl20;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/pywerview/default.nix b/pkgs/development/python-modules/pywerview/default.nix
index a7e7976a10192..e3fb6770f3656 100644
--- a/pkgs/development/python-modules/pywerview/default.nix
+++ b/pkgs/development/python-modules/pywerview/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for PowerSploit's PowerView support";
+    mainProgram = "pywerview";
     homepage = "https://github.com/the-useless-one/pywerview";
     changelog = "https://github.com/the-useless-one/pywerview/releases/tag/v${version}";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/pywizlight/default.nix b/pkgs/development/python-modules/pywizlight/default.nix
index e6ce3013515da..860ce91d71446 100644
--- a/pkgs/development/python-modules/pywizlight/default.nix
+++ b/pkgs/development/python-modules/pywizlight/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python connector for WiZ light bulbs";
+    mainProgram = "wizlight";
     homepage = "https://github.com/sbidy/pywizlight";
     changelog = "https://github.com/sbidy/pywizlight/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pyxnat/default.nix b/pkgs/development/python-modules/pyxnat/default.nix
index 80b26e7080fcd..6fc74602a8a85 100644
--- a/pkgs/development/python-modules/pyxnat/default.nix
+++ b/pkgs/development/python-modules/pyxnat/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pyxnat.github.io/pyxnat";
     description = "Python API to XNAT";
+    mainProgram = "sessionmirror.py";
     changelog = "https://github.com/pyxnat/pyxnat/releases/tag/${version}";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/pyzerproc/default.nix b/pkgs/development/python-modules/pyzerproc/default.nix
index b5eb549167175..6270b26bb7189 100644
--- a/pkgs/development/python-modules/pyzerproc/default.nix
+++ b/pkgs/development/python-modules/pyzerproc/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to control Zerproc Bluetooth LED smart string lights";
+    mainProgram = "pyzerproc";
     homepage = "https://github.com/emlove/pyzerproc";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/qcengine/default.nix b/pkgs/development/python-modules/qcengine/default.nix
index c1464c233a93f..7c572c98ea768 100644
--- a/pkgs/development/python-modules/qcengine/default.nix
+++ b/pkgs/development/python-modules/qcengine/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quantum chemistry program executor and IO standardizer (QCSchema) for quantum chemistry";
+    mainProgram = "qcengine";
     homepage = "http://docs.qcarchive.molssi.org/projects/qcelemental/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ sheepforce ];
diff --git a/pkgs/development/python-modules/qrcode/default.nix b/pkgs/development/python-modules/qrcode/default.nix
index 0b8f69889c339..b5c3d2aec6b34 100644
--- a/pkgs/development/python-modules/qrcode/default.nix
+++ b/pkgs/development/python-modules/qrcode/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python QR Code image generator";
+    mainProgram = "qr";
     homepage = "https://github.com/lincolnloop/python-qrcode";
     changelog = "https://github.com/lincolnloop/python-qrcode/blob/v${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/qtawesome/default.nix b/pkgs/development/python-modules/qtawesome/default.nix
index a00a4683d08ea..e1bd21ba00547 100644
--- a/pkgs/development/python-modules/qtawesome/default.nix
+++ b/pkgs/development/python-modules/qtawesome/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Iconic fonts in PyQt and PySide applications";
+    mainProgram = "qta-browser";
     homepage = "https://github.com/spyder-ide/qtawesome";
     changelog = "https://github.com/spyder-ide/qtawesome/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/qtconsole/default.nix b/pkgs/development/python-modules/qtconsole/default.nix
index 101239257853d..6228fc088af0d 100644
--- a/pkgs/development/python-modules/qtconsole/default.nix
+++ b/pkgs/development/python-modules/qtconsole/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Jupyter Qt console";
+    mainProgram = "jupyter-qtconsole";
     homepage = "https://qtconsole.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/qtile/default.nix b/pkgs/development/python-modules/qtile/default.nix
index 43e6cb00bfe24..09a0c21a1f88a 100644
--- a/pkgs/development/python-modules/qtile/default.nix
+++ b/pkgs/development/python-modules/qtile/default.nix
@@ -95,6 +95,7 @@ buildPythonPackage rec {
     homepage = "http://www.qtile.org/";
     license = licenses.mit;
     description = "A small, flexible, scriptable tiling window manager written in Python";
+    mainProgram = "qtile";
     platforms = platforms.linux;
     maintainers = with maintainers; [ kamilchm arjan-s ];
   };
diff --git a/pkgs/development/python-modules/qtpy/default.nix b/pkgs/development/python-modules/qtpy/default.nix
index 59e03f836899c..8ffe6bb91a584 100644
--- a/pkgs/development/python-modules/qtpy/default.nix
+++ b/pkgs/development/python-modules/qtpy/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Abstraction layer for PyQt5/PyQt6/PySide2/PySide6";
+    mainProgram = "qtpy";
     homepage = "https://github.com/spyder-ide/qtpy";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/quantulum3/default.nix b/pkgs/development/python-modules/quantulum3/default.nix
index 259871b4ef0cd..ae35505d86480 100644
--- a/pkgs/development/python-modules/quantulum3/default.nix
+++ b/pkgs/development/python-modules/quantulum3/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Library for unit extraction - fork of quantulum for python3";
+    mainProgram = "quantulum3-training";
     homepage = "https://github.com/nielstron/quantulum3";
     license = licenses.mit;
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/python-modules/quart/default.nix b/pkgs/development/python-modules/quart/default.nix
index 1effbadf3b67c..2e886b151ec66 100644
--- a/pkgs/development/python-modules/quart/default.nix
+++ b/pkgs/development/python-modules/quart/default.nix
@@ -81,6 +81,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An async Python micro framework for building web applications";
+    mainProgram = "quart";
     homepage = "https://github.com/pallets/quart/";
     changelog = "https://github.com/pallets/quart/blob/${src.rev}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/radian/default.nix b/pkgs/development/python-modules/radian/default.nix
index a1b0a4309554e..820e10a409347 100644
--- a/pkgs/development/python-modules/radian/default.nix
+++ b/pkgs/development/python-modules/radian/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A 21 century R console";
+    mainProgram = "radian";
     homepage = "https://github.com/randy3k/radian";
     changelog = "https://github.com/randy3k/radian/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/rainbowstream/default.nix b/pkgs/development/python-modules/rainbowstream/default.nix
index 9d20fa6a09f6b..5f2f4c5904c5b 100644
--- a/pkgs/development/python-modules/rainbowstream/default.nix
+++ b/pkgs/development/python-modules/rainbowstream/default.nix
@@ -74,6 +74,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Streaming command-line twitter client";
+    mainProgram = "rainbowstream";
     homepage = "https://github.com/orakaro/rainbowstream";
     license = licenses.mit;
     maintainers = with maintainers; [ thoughtpolice ];
diff --git a/pkgs/development/python-modules/ramlfications/default.nix b/pkgs/development/python-modules/ramlfications/default.nix
index 3c2be0da47928..5b48c49e935c1 100644
--- a/pkgs/development/python-modules/ramlfications/default.nix
+++ b/pkgs/development/python-modules/ramlfications/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python RAML parser.";
+    mainProgram = "ramlfications";
     homepage    = "https://ramlfications.readthedocs.org";
     license     = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/rapidgzip/default.nix b/pkgs/development/python-modules/rapidgzip/default.nix
index 867f432a6d529..84139f4e0d33c 100644
--- a/pkgs/development/python-modules/rapidgzip/default.nix
+++ b/pkgs/development/python-modules/rapidgzip/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for parallel decompression and seeking within compressed gzip files";
+    mainProgram = "rapidgzip";
     homepage = "https://github.com/mxmlnkn/rapidgzip";
     changelog = "https://github.com/mxmlnkn/rapidgzip/blob/rapidgzip-v${version}/python/rapidgzip/CHANGELOG.md";
     license = licenses.mit; # dual MIT and asl20, https://internals.rust-lang.org/t/rationale-of-apache-dual-licensing/8952
diff --git a/pkgs/development/python-modules/rasterio/default.nix b/pkgs/development/python-modules/rasterio/default.nix
index 324c658494334..eef18524c2172 100644
--- a/pkgs/development/python-modules/rasterio/default.nix
+++ b/pkgs/development/python-modules/rasterio/default.nix
@@ -119,6 +119,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to read and write geospatial raster data";
+    mainProgram = "rio";
     homepage = "https://rasterio.readthedocs.io/";
     changelog = "https://github.com/rasterio/rasterio/blob/${version}/CHANGES.txt";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/ratarmount/default.nix b/pkgs/development/python-modules/ratarmount/default.nix
index cc235710a6891..21bd26c45c865 100644
--- a/pkgs/development/python-modules/ratarmount/default.nix
+++ b/pkgs/development/python-modules/ratarmount/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Mounts archives as read-only file systems by way of indexing";
+    mainProgram = "ratarmount";
     homepage = "https://github.com/mxmlnkn/ratarmount";
     license = licenses.mit;
     maintainers = with lib.maintainers; [ mxmlnkn ];
diff --git a/pkgs/development/python-modules/raven/default.nix b/pkgs/development/python-modules/raven/default.nix
index dec666782d12c..f49230494e482 100644
--- a/pkgs/development/python-modules/raven/default.nix
+++ b/pkgs/development/python-modules/raven/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Legacy Python client for Sentry (getsentry.com) — replaced by sentry-python";
+    mainProgram = "raven";
     homepage = "https://github.com/getsentry/raven-python";
     license = [ lib.licenses.bsd3 ];
     maintainers = with lib.maintainers; [ primeos ];
diff --git a/pkgs/development/python-modules/razdel/default.nix b/pkgs/development/python-modules/razdel/default.nix
index 66c2f4fae5e23..0c9ade3931f8c 100644
--- a/pkgs/development/python-modules/razdel/default.nix
+++ b/pkgs/development/python-modules/razdel/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Rule-based system for Russian sentence and word tokenization";
+    mainProgram = "razdel-ctl";
     homepage = "https://github.com/natasha/razdel";
     license = licenses.mit;
     maintainers = with maintainers; [ npatsakula ];
diff --git a/pkgs/development/python-modules/rbtools/default.nix b/pkgs/development/python-modules/rbtools/default.nix
index 470a8051020fb..57887196cbaee 100644
--- a/pkgs/development/python-modules/rbtools/default.nix
+++ b/pkgs/development/python-modules/rbtools/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://www.reviewboard.org/docs/rbtools/dev/";
     description = "RBTools is a set of command line tools for working with Review Board and RBCommons";
+    mainProgram = "rbt";
     license = licenses.mit;
     maintainers = with maintainers; [ domenkozar ];
   };
diff --git a/pkgs/development/python-modules/readabilipy/default.nix b/pkgs/development/python-modules/readabilipy/default.nix
index 0bf33623cb869..e97b238ac599b 100644
--- a/pkgs/development/python-modules/readabilipy/default.nix
+++ b/pkgs/development/python-modules/readabilipy/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HTML content extractor";
+    mainProgram = "readabilipy";
     homepage = "https://github.com/alan-turing-institute/ReadabiliPy";
     changelog = "https://github.com/alan-turing-institute/ReadabiliPy/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/readmdict/default.nix b/pkgs/development/python-modules/readmdict/default.nix
index d6ef1447a7b84..5ce332df55045 100644
--- a/pkgs/development/python-modules/readmdict/default.nix
+++ b/pkgs/development/python-modules/readmdict/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Read mdx/mdd files (repacking of readmdict from mdict-analysis)";
+    mainProgram = "readmdict";
     homepage = "https://github.com/ffreemt/readmdict";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/redis-om/default.nix b/pkgs/development/python-modules/redis-om/default.nix
index df49fd470d1e8..551a251bc174e 100644
--- a/pkgs/development/python-modules/redis-om/default.nix
+++ b/pkgs/development/python-modules/redis-om/default.nix
@@ -84,6 +84,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Object mapping, and more, for Redis and Python";
+    mainProgram = "migrate";
     homepage = "https://github.com/redis/redis-om-python";
     changelog = "https://github.com/redis/redis-om-python/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/relatorio/default.nix b/pkgs/development/python-modules/relatorio/default.nix
index 05a18ff34eeec..14460fb9b17b0 100644
--- a/pkgs/development/python-modules/relatorio/default.nix
+++ b/pkgs/development/python-modules/relatorio/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
     homepage = "https://relatorio.tryton.org/";
     changelog = "https://hg.tryton.org/relatorio/file/${version}/CHANGELOG";
     description = "A templating library able to output odt and pdf files";
+    mainProgram = "relatorio-render";
     maintainers = with lib.maintainers; [ johbo ];
     license = lib.licenses.gpl2Plus;
   };
diff --git a/pkgs/development/python-modules/remotezip/default.nix b/pkgs/development/python-modules/remotezip/default.nix
index e7ed4b1c356df..ec81726cd243f 100644
--- a/pkgs/development/python-modules/remotezip/default.nix
+++ b/pkgs/development/python-modules/remotezip/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to access single members of a zip archive without downloading the full content";
+    mainProgram = "remotezip";
     homepage = "https://github.com/gtsystem/python-remotezip";
     license = licenses.mit;
     maintainers = with maintainers; [ nickcao ];
diff --git a/pkgs/development/python-modules/renault-api/default.nix b/pkgs/development/python-modules/renault-api/default.nix
index 6310d70d2cc64..c28ef79f6d21c 100644
--- a/pkgs/development/python-modules/renault-api/default.nix
+++ b/pkgs/development/python-modules/renault-api/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to interact with the Renault API";
+    mainProgram = "renault-api";
     homepage = "https://github.com/hacf-fr/renault-api";
     changelog = "https://github.com/hacf-fr/renault-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/reorder-python-imports/default.nix b/pkgs/development/python-modules/reorder-python-imports/default.nix
index e3af1cb11cc5d..b00896c801f0d 100644
--- a/pkgs/development/python-modules/reorder-python-imports/default.nix
+++ b/pkgs/development/python-modules/reorder-python-imports/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for automatically reordering python imports";
+    mainProgram = "reorder-python-imports";
     homepage = "https://github.com/asottile/reorder_python_imports";
     license = licenses.mit;
     maintainers = with maintainers; [ gador ];
diff --git a/pkgs/development/python-modules/repocheck/default.nix b/pkgs/development/python-modules/repocheck/default.nix
index 0fbfbbb25269c..9b73dabf027ef 100644
--- a/pkgs/development/python-modules/repocheck/default.nix
+++ b/pkgs/development/python-modules/repocheck/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "Check the status of code repositories under a root directory";
+    mainProgram = "repocheck";
     license = licenses.gpl3Plus;
   };
 
diff --git a/pkgs/development/python-modules/reptor/default.nix b/pkgs/development/python-modules/reptor/default.nix
index 9da827f9253b1..d31cbc667510a 100644
--- a/pkgs/development/python-modules/reptor/default.nix
+++ b/pkgs/development/python-modules/reptor/default.nix
@@ -109,6 +109,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to do automated pentest reporting with SysReptor";
+    mainProgram = "reptor";
     homepage = "https://github.com/Syslifters/reptor";
     changelog = "https://github.com/Syslifters/reptor/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/reqif/default.nix b/pkgs/development/python-modules/reqif/default.nix
index f3a37488a2255..0a13af92ee51f 100644
--- a/pkgs/development/python-modules/reqif/default.nix
+++ b/pkgs/development/python-modules/reqif/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for ReqIF format";
+    mainProgram = "reqif";
     homepage = "https://github.com/strictdoc-project/reqif";
     changelog = "https://github.com/strictdoc-project/reqif/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/requirements-detector/default.nix b/pkgs/development/python-modules/requirements-detector/default.nix
index e679937dbd4cc..aab180853d5a9 100644
--- a/pkgs/development/python-modules/requirements-detector/default.nix
+++ b/pkgs/development/python-modules/requirements-detector/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool to find and list requirements of a Python project";
+    mainProgram = "detect-requirements";
     homepage = "https://github.com/landscapeio/requirements-detector";
     changelog = "https://github.com/landscapeio/requirements-detector/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/restview/default.nix b/pkgs/development/python-modules/restview/default.nix
index 88004743d73b2..e5694e92137d5 100644
--- a/pkgs/development/python-modules/restview/default.nix
+++ b/pkgs/development/python-modules/restview/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ReStructuredText viewer";
+    mainProgram = "restview";
     homepage = "https://mg.pov.lt/restview/";
     changelog = "https://github.com/mgedmin/restview/blob/${version}/CHANGES.rst";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/rich-click/default.nix b/pkgs/development/python-modules/rich-click/default.nix
index 202494659d5bc..e10c6b496a9fe 100644
--- a/pkgs/development/python-modules/rich-click/default.nix
+++ b/pkgs/development/python-modules/rich-click/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to format click help output nicely with rich";
+    mainProgram = "rich-click";
     homepage = "https://github.com/ewels/rich-click";
     changelog = "https://github.com/ewels/rich-click/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ring-doorbell/default.nix b/pkgs/development/python-modules/ring-doorbell/default.nix
index ddb8788634c53..9949789c3c495 100644
--- a/pkgs/development/python-modules/ring-doorbell/default.nix
+++ b/pkgs/development/python-modules/ring-doorbell/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to communicate with Ring Door Bell";
+    mainProgram = "ring-doorbell";
     homepage = "https://github.com/tchellomello/python-ring-doorbell";
     changelog = "https://github.com/tchellomello/python-ring-doorbell/releases/tag/${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/riscof/default.nix b/pkgs/development/python-modules/riscof/default.nix
index fc5874e39e330..eabaf0ded5305 100644
--- a/pkgs/development/python-modules/riscof/default.nix
+++ b/pkgs/development/python-modules/riscof/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "RISC-V Architectural Test Framework";
+    mainProgram = "riscof";
     homepage = "https://github.com/riscv-software-src/riscof";
     changelog = "https://github.com/riscv-software-src/riscof/blob/${version}/CHANGELOG.md";
     maintainers = with maintainers; [ genericnerdyusername ];
diff --git a/pkgs/development/python-modules/riscv-config/default.nix b/pkgs/development/python-modules/riscv-config/default.nix
index 6cc0471b854b3..7cd0399dafcd4 100644
--- a/pkgs/development/python-modules/riscv-config/default.nix
+++ b/pkgs/development/python-modules/riscv-config/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "RISC-V configuration validator";
+    mainProgram = "riscv-config";
     homepage = "https://github.com/riscv/riscv-config";
     changelog = "https://github.com/riscv-software-src/riscv-config/blob/${version}/CHANGELOG.md";
     maintainers = with maintainers; [ genericnerdyusername ];
diff --git a/pkgs/development/python-modules/riscv-isac/default.nix b/pkgs/development/python-modules/riscv-isac/default.nix
index 651c27be676a7..19a6eea713194 100644
--- a/pkgs/development/python-modules/riscv-isac/default.nix
+++ b/pkgs/development/python-modules/riscv-isac/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An ISA coverage extraction tool";
+    mainProgram = "riscv_isac";
     homepage = "https://github.com/riscv/riscv-isac";
     changelog = "https://github.com/riscv-software-src/riscv-isac/blob/${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/rmsd/default.nix b/pkgs/development/python-modules/rmsd/default.nix
index 1def479816f6e..caa13ff5299f9 100644
--- a/pkgs/development/python-modules/rmsd/default.nix
+++ b/pkgs/development/python-modules/rmsd/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Calculate root-mean-square deviation (RMSD) between two sets of cartesian coordinates";
+    mainProgram = "calculate_rmsd";
     homepage = "https://github.com/charnley/rmsd";
     license = licenses.bsd2;
     platforms = platforms.linux;
diff --git a/pkgs/development/python-modules/rnc2rng/default.nix b/pkgs/development/python-modules/rnc2rng/default.nix
index e6abf4f189f00..bece0219a1c7e 100644
--- a/pkgs/development/python-modules/rnc2rng/default.nix
+++ b/pkgs/development/python-modules/rnc2rng/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/djc/rnc2rng";
     description = "Compact to regular syntax conversion library for RELAX NG schemata";
+    mainProgram = "rnc2rng";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
   };
diff --git a/pkgs/development/python-modules/rollbar/default.nix b/pkgs/development/python-modules/rollbar/default.nix
index d5caebf899b01..26edb9046504f 100644
--- a/pkgs/development/python-modules/rollbar/default.nix
+++ b/pkgs/development/python-modules/rollbar/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Error tracking and logging from Python to Rollbar";
+    mainProgram = "rollbar";
     homepage = "https://github.com/rollbar/pyrollbar";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/roombapy/default.nix b/pkgs/development/python-modules/roombapy/default.nix
index d40bb33fddc1e..81841aadebee9 100644
--- a/pkgs/development/python-modules/roombapy/default.nix
+++ b/pkgs/development/python-modules/roombapy/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python program and library to control Wi-Fi enabled iRobot Roombas";
+    mainProgram = "roombapy";
     homepage = "https://github.com/pschmitt/roombapy";
     changelog = "https://github.com/pschmitt/roombapy/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ropgadget/default.nix b/pkgs/development/python-modules/ropgadget/default.nix
index 04c934b4ed117..d0ae5b7aeec04 100644
--- a/pkgs/development/python-modules/ropgadget/default.nix
+++ b/pkgs/development/python-modules/ropgadget/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to search for gadgets in binaries to facilitate ROP exploitation";
+    mainProgram = "ROPgadget";
     homepage = "http://shell-storm.org/project/ROPgadget/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bennofs ];
diff --git a/pkgs/development/python-modules/ropper/default.nix b/pkgs/development/python-modules/ropper/default.nix
index 1bc393fd44eed..973b11de4728b 100644
--- a/pkgs/development/python-modules/ropper/default.nix
+++ b/pkgs/development/python-modules/ropper/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Show information about files in different file formats";
+    mainProgram = "ropper";
     homepage = "https://scoding.de/ropper/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bennofs ];
diff --git a/pkgs/development/python-modules/rplcd/default.nix b/pkgs/development/python-modules/rplcd/default.nix
index 1022f40141c72..e521523ba697b 100644
--- a/pkgs/development/python-modules/rplcd/default.nix
+++ b/pkgs/development/python-modules/rplcd/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
     description = ''
       Raspberry Pi LCD library for the widely used Hitachi HD44780 controller
     '';
+    mainProgram = "rplcd-tests";
     license = licenses.mit;
     maintainers = with maintainers; [ onny ];
   };
diff --git a/pkgs/development/python-modules/rpmfile/default.nix b/pkgs/development/python-modules/rpmfile/default.nix
index 2b4d718fc3d44..89401e4ac6076 100644
--- a/pkgs/development/python-modules/rpmfile/default.nix
+++ b/pkgs/development/python-modules/rpmfile/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Read rpm archive files";
+    mainProgram = "rpmfile";
     homepage = "https://github.com/srossross/rpmfile";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/rst2ansi/default.nix b/pkgs/development/python-modules/rst2ansi/default.nix
index 763a3913bd604..4f1ca27137a27 100644
--- a/pkgs/development/python-modules/rst2ansi/default.nix
+++ b/pkgs/development/python-modules/rst2ansi/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A rst converter to ansi-decorated console output";
+    mainProgram = "rst2ansi";
     homepage = "https://github.com/Snaipe/python-rst-to-ansi";
     license = licenses.mit;
     maintainers = with maintainers; [ vojta001 ];
diff --git a/pkgs/development/python-modules/rst2pdf/default.nix b/pkgs/development/python-modules/rst2pdf/default.nix
index 6fb44840f5b2f..b2531886eaa8c 100644
--- a/pkgs/development/python-modules/rst2pdf/default.nix
+++ b/pkgs/development/python-modules/rst2pdf/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert reStructured Text to PDF via ReportLab";
+    mainProgram = "rst2pdf";
     homepage = "https://rst2pdf.org/";
     changelog = "https://github.com/rst2pdf/rst2pdf/blob/${version}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/rstcheck/default.nix b/pkgs/development/python-modules/rstcheck/default.nix
index 22f1600008305..3e648e792b20f 100644
--- a/pkgs/development/python-modules/rstcheck/default.nix
+++ b/pkgs/development/python-modules/rstcheck/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks syntax of reStructuredText and code blocks nested within it";
+    mainProgram = "rstcheck";
     homepage = "https://github.com/myint/rstcheck";
     changelog = "https://github.com/rstcheck/rstcheck/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/rtslib/default.nix b/pkgs/development/python-modules/rtslib/default.nix
index d43065300feea..968a33607d920 100644
--- a/pkgs/development/python-modules/rtslib/default.nix
+++ b/pkgs/development/python-modules/rtslib/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python object API for managing the Linux LIO kernel target";
+    mainProgram = "targetctl";
     homepage = "https://github.com/open-iscsi/rtslib-fb";
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/s3-credentials/default.nix b/pkgs/development/python-modules/s3-credentials/default.nix
index 458f21618caf1..71bc5d4f44380 100644
--- a/pkgs/development/python-modules/s3-credentials/default.nix
+++ b/pkgs/development/python-modules/s3-credentials/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python CLI utility for creating credentials for accessing S3 buckets";
+    mainProgram = "s3-credentials";
     homepage = "https://github.com/simonw/s3-credentials";
     license = licenses.asl20;
     maintainers = with maintainers; [ techknowlogick ];
diff --git a/pkgs/development/python-modules/sacrebleu/default.nix b/pkgs/development/python-modules/sacrebleu/default.nix
index 411426eaa34d8..7a0540b82c738 100644
--- a/pkgs/development/python-modules/sacrebleu/default.nix
+++ b/pkgs/development/python-modules/sacrebleu/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Hassle-free computation of shareable, comparable, and reproducible BLEU, chrF, and TER scores";
+    mainProgram = "sacrebleu";
     homepage = "https://github.com/mjpost/sacrebleu";
     changelog = "https://github.com/mjpost/sacrebleu/blob/v{version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/sacremoses/default.nix b/pkgs/development/python-modules/sacremoses/default.nix
index 63584a0437783..c08589b66e256 100644
--- a/pkgs/development/python-modules/sacremoses/default.nix
+++ b/pkgs/development/python-modules/sacremoses/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/alvations/sacremoses";
     description = "Python port of Moses tokenizer, truecaser and normalizer";
+    mainProgram = "sacremoses";
     license = licenses.lgpl21Plus;
     platforms = platforms.unix;
     maintainers = with maintainers; [ pashashocky ];
diff --git a/pkgs/development/python-modules/safety/default.nix b/pkgs/development/python-modules/safety/default.nix
index dee37f85eeb4e..529ed4d8d4c27 100644
--- a/pkgs/development/python-modules/safety/default.nix
+++ b/pkgs/development/python-modules/safety/default.nix
@@ -97,6 +97,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks installed dependencies for known vulnerabilities";
+    mainProgram = "safety";
     homepage = "https://github.com/pyupio/safety";
     changelog = "https://github.com/pyupio/safety/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/salmon-mail/default.nix b/pkgs/development/python-modules/salmon-mail/default.nix
index 60b745a384559..4b821da0fe6c9 100644
--- a/pkgs/development/python-modules/salmon-mail/default.nix
+++ b/pkgs/development/python-modules/salmon-mail/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
     broken = stdenv.isDarwin;
     homepage = "https://salmon-mail.readthedocs.org/";
     description = "Pythonic mail application server";
+    mainProgram = "salmon";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ jluttine ];
   };
diff --git a/pkgs/development/python-modules/samsungctl/default.nix b/pkgs/development/python-modules/samsungctl/default.nix
index 665c740b4f637..f4f3653d94e97 100644
--- a/pkgs/development/python-modules/samsungctl/default.nix
+++ b/pkgs/development/python-modules/samsungctl/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Remote control Samsung televisions via a TCP/IP connection";
+    mainProgram = "samsungctl";
     homepage = "https://github.com/Ape/samsungctl";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/sanic/default.nix b/pkgs/development/python-modules/sanic/default.nix
index fb1d5aba58db2..0691a0be51629 100644
--- a/pkgs/development/python-modules/sanic/default.nix
+++ b/pkgs/development/python-modules/sanic/default.nix
@@ -171,6 +171,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Web server and web framework";
+    mainProgram = "sanic";
     homepage = "https://github.com/sanic-org/sanic/";
     changelog = "https://github.com/sanic-org/sanic/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/scapy/default.nix b/pkgs/development/python-modules/scapy/default.nix
index 472bbe084319e..970d355fff06b 100644
--- a/pkgs/development/python-modules/scapy/default.nix
+++ b/pkgs/development/python-modules/scapy/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python-based network packet manipulation program and library";
+    mainProgram = "scapy";
     longDescription = ''
       Scapy is a powerful Python-based interactive packet manipulation program
       and library.
diff --git a/pkgs/development/python-modules/scooby/default.nix b/pkgs/development/python-modules/scooby/default.nix
index 6140fd13323c7..869a1a5895014 100644
--- a/pkgs/development/python-modules/scooby/default.nix
+++ b/pkgs/development/python-modules/scooby/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/banesullivan/scooby/releases/tag/v${version}";
     description = "A lightweight tool for reporting Python package versions and hardware resources";
+    mainProgram = "scooby";
     homepage = "https://github.com/banesullivan/scooby";
     license = licenses.mit;
     maintainers = with maintainers; [ wegank ];
diff --git a/pkgs/development/python-modules/scour/default.nix b/pkgs/development/python-modules/scour/default.nix
index 66f0613fc5f74..2b757d4dc3a2a 100644
--- a/pkgs/development/python-modules/scour/default.nix
+++ b/pkgs/development/python-modules/scour/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An SVG Optimizer / Cleaner ";
+    mainProgram = "scour";
     homepage    = "https://github.com/scour-project/scour";
     license     = licenses.asl20;
     maintainers = with maintainers; [ worldofpeace ];
diff --git a/pkgs/development/python-modules/scrapy/default.nix b/pkgs/development/python-modules/scrapy/default.nix
index 9548f9136e8c7..09ed93f8481f6 100644
--- a/pkgs/development/python-modules/scrapy/default.nix
+++ b/pkgs/development/python-modules/scrapy/default.nix
@@ -142,6 +142,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "High-level web crawling and web scraping framework";
+    mainProgram = "scrapy";
     longDescription = ''
       Scrapy is a fast high-level web crawling and web scraping framework, used to crawl
       websites and extract structured data from their pages. It can be used for a wide
diff --git a/pkgs/development/python-modules/screed/default.nix b/pkgs/development/python-modules/screed/default.nix
index cc1b80153d3a6..dd5a637e87c18 100644
--- a/pkgs/development/python-modules/screed/default.nix
+++ b/pkgs/development/python-modules/screed/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple read-only sequence database, designed for short reads";
+    mainProgram = "screed";
     homepage = "https://pypi.org/project/screed/";
     maintainers = with maintainers; [ luizirber ];
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/screenlogicpy/default.nix b/pkgs/development/python-modules/screenlogicpy/default.nix
index ad36d8d3347c3..9245c427e15b1 100644
--- a/pkgs/development/python-modules/screenlogicpy/default.nix
+++ b/pkgs/development/python-modules/screenlogicpy/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface for Pentair Screenlogic devices";
+    mainProgram = "screenlogicpy";
     homepage = "https://github.com/dieselrabbit/screenlogicpy";
     changelog = "https://github.com/dieselrabbit/screenlogicpy/releases/tag/v${version}";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/sdkmanager/default.nix b/pkgs/development/python-modules/sdkmanager/default.nix
index 7063adf94e18b..2900c012cf79d 100644
--- a/pkgs/development/python-modules/sdkmanager/default.nix
+++ b/pkgs/development/python-modules/sdkmanager/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://gitlab.com/fdroid/sdkmanager";
     description = "A drop-in replacement for sdkmanager from the Android SDK written in Python";
+    mainProgram = "sdkmanager";
     license = licenses.agpl3Plus;
     maintainers = with maintainers; [ linsui ];
   };
diff --git a/pkgs/development/python-modules/seedir/default.nix b/pkgs/development/python-modules/seedir/default.nix
index 46fca2c568f69..6c5e5bc899f29 100644
--- a/pkgs/development/python-modules/seedir/default.nix
+++ b/pkgs/development/python-modules/seedir/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for for creating, editing, and reading folder tree diagrams";
+    mainProgram = "seedir";
     homepage = "https://github.com/earnestt1234/seedir";
     changelog = "https://github.com/earnestt1234/seedir/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/segments/default.nix b/pkgs/development/python-modules/segments/default.nix
index 10d50ed592336..e55eb4c49bad8 100644
--- a/pkgs/development/python-modules/segments/default.nix
+++ b/pkgs/development/python-modules/segments/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/cldf/segments/blob/${src.rev}/CHANGES.md";
     description = "Unicode Standard tokenization routines and orthography profile segmentation";
+    mainProgram = "segments";
     homepage = "https://github.com/cldf/segments";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/segno/default.nix b/pkgs/development/python-modules/segno/default.nix
index 98c332af73895..27bf069d4cd17 100644
--- a/pkgs/development/python-modules/segno/default.nix
+++ b/pkgs/development/python-modules/segno/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/heuer/segno/releases/tag/${version}";
     description = "QR Code and Micro QR Code encoder";
+    mainProgram = "segno";
     homepage = "https://github.com/heuer/segno/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ phaer ];
diff --git a/pkgs/development/python-modules/semver/default.nix b/pkgs/development/python-modules/semver/default.nix
index 3c752df0a62a4..7260baa5aa100 100644
--- a/pkgs/development/python-modules/semver/default.nix
+++ b/pkgs/development/python-modules/semver/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to work with Semantic Versioning (http://semver.org/)";
+    mainProgram = "pysemver";
     homepage = "https://python-semver.readthedocs.io/";
     changelog = "https://github.com/python-semver/python-semver/releases/tag/3.0.0";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/send2trash/default.nix b/pkgs/development/python-modules/send2trash/default.nix
index 0fab032f93a1d..62bbea264e723 100644
--- a/pkgs/development/python-modules/send2trash/default.nix
+++ b/pkgs/development/python-modules/send2trash/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Send file to trash natively under macOS, Windows and Linux";
+    mainProgram = "send2trash";
     homepage = "https://github.com/hsoft/send2trash";
     changelog = "https://github.com/arsenetar/send2trash/blob/${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/seqdiag/default.nix b/pkgs/development/python-modules/seqdiag/default.nix
index d2a61dcbb7ffd..bbf7cca1293a4 100644
--- a/pkgs/development/python-modules/seqdiag/default.nix
+++ b/pkgs/development/python-modules/seqdiag/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate sequence-diagram image from spec-text file (similar to Graphviz)";
+    mainProgram = "seqdiag";
     homepage = "http://blockdiag.com/";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/servefile/default.nix b/pkgs/development/python-modules/servefile/default.nix
index b90ab00a4789a..327a278eff93b 100644
--- a/pkgs/development/python-modules/servefile/default.nix
+++ b/pkgs/development/python-modules/servefile/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Serve files from shell via a small HTTP server";
+    mainProgram = "servefile";
     homepage = "https://github.com/sebageek/servefile";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ samuela ];
diff --git a/pkgs/development/python-modules/setuptools-git-versioning/default.nix b/pkgs/development/python-modules/setuptools-git-versioning/default.nix
index b280650436b4e..fb929ef73bc7f 100644
--- a/pkgs/development/python-modules/setuptools-git-versioning/default.nix
+++ b/pkgs/development/python-modules/setuptools-git-versioning/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Use git repo data (latest tag, current commit hash, etc) for building a version number according PEP-440";
+    mainProgram = "setuptools-git-versioning";
     homepage = "https://github.com/dolfinus/setuptools-git-versioning";
     changelog = "https://github.com/dolfinus/setuptools-git-versioning/blob/${src.rev}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sfrbox-api/default.nix b/pkgs/development/python-modules/sfrbox-api/default.nix
index 7d620eeda34ec..c1939e70a7e46 100644
--- a/pkgs/development/python-modules/sfrbox-api/default.nix
+++ b/pkgs/development/python-modules/sfrbox-api/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for the SFR Box API";
+    mainProgram = "sfrbox-api";
     homepage = "https://github.com/hacf-fr/sfrbox-api";
     changelog = "https://github.com/hacf-fr/sfrbox-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/shamir-mnemonic/default.nix b/pkgs/development/python-modules/shamir-mnemonic/default.nix
index 9a5d5fe57a7a1..8d8a5f535b77b 100644
--- a/pkgs/development/python-modules/shamir-mnemonic/default.nix
+++ b/pkgs/development/python-modules/shamir-mnemonic/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Reference implementation of SLIP-0039";
+    mainProgram = "shamir";
     homepage = "https://github.com/trezor/python-shamir-mnemonic";
     license = licenses.mit;
     maintainers = with maintainers; [ prusnak ];
diff --git a/pkgs/development/python-modules/shaperglot/default.nix b/pkgs/development/python-modules/shaperglot/default.nix
index f1ea7e5a723a3..8c8eed6dac0ae 100644
--- a/pkgs/development/python-modules/shaperglot/default.nix
+++ b/pkgs/development/python-modules/shaperglot/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to test OpenType fonts for language support";
+    mainProgram = "shaperglot";
     homepage = "https://github.com/googlefonts/shaperglot";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/shiboken2/default.nix b/pkgs/development/python-modules/shiboken2/default.nix
index 593a7b7d82ead..45eecc6faebfd 100644
--- a/pkgs/development/python-modules/shiboken2/default.nix
+++ b/pkgs/development/python-modules/shiboken2/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Generator for the PySide2 Qt bindings";
+    mainProgram = "shiboken2";
     license = with licenses; [ gpl2 lgpl21 ];
     homepage = "https://wiki.qt.io/Qt_for_Python";
     maintainers = with maintainers; [ gebner ];
diff --git a/pkgs/development/python-modules/shodan/default.nix b/pkgs/development/python-modules/shodan/default.nix
index 29fc4789d1777..43ea7bdba8a7d 100644
--- a/pkgs/development/python-modules/shodan/default.nix
+++ b/pkgs/development/python-modules/shodan/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library and command-line utility for Shodan";
+    mainProgram = "shodan";
     homepage = "https://github.com/achillean/shodan-python";
     changelog = "https://github.com/achillean/shodan-python/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/shortuuid/default.nix b/pkgs/development/python-modules/shortuuid/default.nix
index fda1e1896a504..36a5b422818ef 100644
--- a/pkgs/development/python-modules/shortuuid/default.nix
+++ b/pkgs/development/python-modules/shortuuid/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to generate concise, unambiguous and URL-safe UUIDs";
+    mainProgram = "shortuuid";
     homepage = "https://github.com/stochastic-technologies/shortuuid/";
     changelog = "https://github.com/skorokithakis/shortuuid/blob/v${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/show-in-file-manager/default.nix b/pkgs/development/python-modules/show-in-file-manager/default.nix
index c77d547bf6f84..c650a4b756c5d 100644
--- a/pkgs/development/python-modules/show-in-file-manager/default.nix
+++ b/pkgs/development/python-modules/show-in-file-manager/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/damonlynch/showinfilemanager";
     description = "Open the system file manager and select files in it";
+    mainProgram = "showinfilemanager";
     longDescription = ''
       Show in File Manager is a Python package to open the system file
       manager and optionally select files in it. The point is not to
diff --git a/pkgs/development/python-modules/shtab/default.nix b/pkgs/development/python-modules/shtab/default.nix
index 37b3e1ca4c242..de9d4fc203644 100644
--- a/pkgs/development/python-modules/shtab/default.nix
+++ b/pkgs/development/python-modules/shtab/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for shell tab completion of Python CLI applications";
+    mainProgram = "shtab";
     homepage = "https://docs.iterative.ai/shtab/";
     changelog = "https://github.com/iterative/shtab/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/sigstore/default.nix b/pkgs/development/python-modules/sigstore/default.nix
index 24322a18723e2..144b1daac21c6 100644
--- a/pkgs/development/python-modules/sigstore/default.nix
+++ b/pkgs/development/python-modules/sigstore/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A codesigning tool for Python packages";
+    mainProgram = "sigstore";
     homepage = "https://github.com/sigstore/sigstore-python";
     changelog = "https://github.com/sigstore/sigstore-python/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/simple-term-menu/default.nix b/pkgs/development/python-modules/simple-term-menu/default.nix
index 9f21c327da978..7a348b1f602da 100644
--- a/pkgs/development/python-modules/simple-term-menu/default.nix
+++ b/pkgs/development/python-modules/simple-term-menu/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python package which creates simple interactive menus on the command line";
+    mainProgram = "simple-term-menu";
     homepage = "https://github.com/IngoMeyer441/simple-term-menu";
     license = licenses.mit;
     changelog = "https://github.com/IngoMeyer441/simple-term-menu/releases/tag/v${version}";
diff --git a/pkgs/development/python-modules/sip/4.x.nix b/pkgs/development/python-modules/sip/4.x.nix
index 879dc6cd125a7..9c89a01797e72 100644
--- a/pkgs/development/python-modules/sip/4.x.nix
+++ b/pkgs/development/python-modules/sip/4.x.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Creates C++ bindings for Python modules";
+    mainProgram = "sip";
     homepage    = "https://riverbankcomputing.com/";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ lovek323 sander ];
diff --git a/pkgs/development/python-modules/sipyco/default.nix b/pkgs/development/python-modules/sipyco/default.nix
index 568134d94d152..454876d16e8b0 100644
--- a/pkgs/development/python-modules/sipyco/default.nix
+++ b/pkgs/development/python-modules/sipyco/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple Python Communications - used by the ARTIQ experimental control package";
+    mainProgram = "sipyco_rpctool";
     homepage = "https://github.com/m-labs/sipyco";
     changelog = "https://github.com/m-labs/sipyco/releases/tag/v${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/skein/default.nix b/pkgs/development/python-modules/skein/default.nix
index d21b21542e4c8..ff0884330b396 100644
--- a/pkgs/development/python-modules/skein/default.nix
+++ b/pkgs/development/python-modules/skein/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://jcristharif.com/skein";
     description = "A tool and library for easily deploying applications on Apache YARN";
+    mainProgram = "skein";
     license = licenses.bsd3;
     maintainers = with maintainers; [ alexbiehl illustris ];
     # https://github.com/NixOS/nixpkgs/issues/48663#issuecomment-1083031627
diff --git a/pkgs/development/python-modules/skidl/default.nix b/pkgs/development/python-modules/skidl/default.nix
index 5afcc931ac541..2203dee0ca3f9 100644
--- a/pkgs/development/python-modules/skidl/default.nix
+++ b/pkgs/development/python-modules/skidl/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module that extends Python with the ability to design electronic circuits";
+    mainProgram = "netlist_to_skidl";
     homepage = "https://xess.com/skidl/docs/_site/";
     license = licenses.mit;
     maintainers = with maintainers; [ matthuszagh ];
diff --git a/pkgs/development/python-modules/skybellpy/default.nix b/pkgs/development/python-modules/skybellpy/default.nix
index d09939ea853c0..69837c5d68533 100644
--- a/pkgs/development/python-modules/skybellpy/default.nix
+++ b/pkgs/development/python-modules/skybellpy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for the Skybell alarm API";
+    mainProgram = "skybellpy";
     homepage = "https://github.com/MisterWil/skybellpy";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/skytemple-files/default.nix b/pkgs/development/python-modules/skytemple-files/default.nix
index 5e60c73de6991..483e2749b5c7a 100644
--- a/pkgs/development/python-modules/skytemple-files/default.nix
+++ b/pkgs/development/python-modules/skytemple-files/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/SkyTemple/skytemple-files";
     description = "Python library to edit the ROM of Pokémon Mystery Dungeon Explorers of Sky";
+    mainProgram = "skytemple_export_maps";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ xfix marius851000 ];
     broken = stdenv.isDarwin; # pyobjc is missing
diff --git a/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix b/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
index 5e5d0c8d7951b..da873a37dc517 100644
--- a/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
+++ b/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/SkyTemple/skytemple-ssb-debugger";
     description = "Script Engine Debugger for Pokémon Mystery Dungeon Explorers of Sky";
+    mainProgram = "skytemple-ssb-debugger";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ marius851000 xfix ];
   };
diff --git a/pkgs/development/python-modules/slicedimage/default.nix b/pkgs/development/python-modules/slicedimage/default.nix
index eb96fb50928c2..680bb0f6a5be1 100644
--- a/pkgs/development/python-modules/slicedimage/default.nix
+++ b/pkgs/development/python-modules/slicedimage/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to access sliced imaging data";
+    mainProgram = "slicedimage";
     homepage = "https://github.com/spacetx/slicedimage";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/slimit/default.nix b/pkgs/development/python-modules/slimit/default.nix
index 1166db2639c4b..40b4f0ca67b04 100644
--- a/pkgs/development/python-modules/slimit/default.nix
+++ b/pkgs/development/python-modules/slimit/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "SlimIt -  a JavaScript minifier/parser in Python";
+    mainProgram = "slimit";
     homepage = "https://github.com/rspivak/slimit";
     changelog = "https://github.com/rspivak/slimit/blob/${src.rev}/CHANGES";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/slob/default.nix b/pkgs/development/python-modules/slob/default.nix
index a615192aa7be2..38b0c9d92bfdf 100644
--- a/pkgs/development/python-modules/slob/default.nix
+++ b/pkgs/development/python-modules/slob/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/itkach/slob/";
     description = "Reference implementation of the slob (sorted list of blobs) format";
+    mainProgram = "slob";
     license = licenses.gpl3Only;
   };
 }
diff --git a/pkgs/development/python-modules/smartypants/default.nix b/pkgs/development/python-modules/smartypants/default.nix
index d2ca5f2973222..3d0fd5ba6e2c3 100644
--- a/pkgs/development/python-modules/smartypants/default.nix
+++ b/pkgs/development/python-modules/smartypants/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python with the SmartyPants";
+    mainProgram = "smartypants";
     homepage = "https://github.com/leohemsted/smartypants.py";
     license = licenses.bsd3;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/snakebite/default.nix b/pkgs/development/python-modules/snakebite/default.nix
index 898ba52a4eeed..a5a1addf81b0a 100644
--- a/pkgs/development/python-modules/snakebite/default.nix
+++ b/pkgs/development/python-modules/snakebite/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pure Python HDFS client";
+    mainProgram = "snakebite";
     homepage = "https://github.com/spotify/snakebite";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/snakeviz/default.nix b/pkgs/development/python-modules/snakeviz/default.nix
index 1b8c1c81183bd..6e3cc6244799d 100644
--- a/pkgs/development/python-modules/snakeviz/default.nix
+++ b/pkgs/development/python-modules/snakeviz/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Browser based viewer for profiling data";
+    mainProgram = "snakeviz";
     homepage = "https://jiffyclub.github.io/snakeviz";
     changelog = "https://github.com/jiffyclub/snakeviz/blob/v${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/snscrape/default.nix b/pkgs/development/python-modules/snscrape/default.nix
index cb39e27373a7f..e834fc3226ff0 100644
--- a/pkgs/development/python-modules/snscrape/default.nix
+++ b/pkgs/development/python-modules/snscrape/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A social networking service scraper";
+    mainProgram = "snscrape";
     homepage = "https://github.com/JustAnotherArchivist/snscrape";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ivan ];
diff --git a/pkgs/development/python-modules/socialscan/default.nix b/pkgs/development/python-modules/socialscan/default.nix
index 7a6cc52e35147..430cc1f5a7253 100644
--- a/pkgs/development/python-modules/socialscan/default.nix
+++ b/pkgs/development/python-modules/socialscan/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library and CLI for accurately querying username and email usage on online platforms";
+    mainProgram = "socialscan";
     homepage = "https://github.com/iojw/socialscan";
     changelog = "https://github.com/iojw/socialscan/releases/tag/v${version}";
     license = with licenses; [ mpl20 ];
diff --git a/pkgs/development/python-modules/socid-extractor/default.nix b/pkgs/development/python-modules/socid-extractor/default.nix
index 2c163aa7b34b1..6346d808127bd 100644
--- a/pkgs/development/python-modules/socid-extractor/default.nix
+++ b/pkgs/development/python-modules/socid-extractor/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to extract details from personal pages";
+    mainProgram = "socid_extractor";
     homepage = "https://github.com/soxoj/socid-extractor";
     changelog = "https://github.com/soxoj/socid-extractor/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/somajo/default.nix b/pkgs/development/python-modules/somajo/default.nix
index 02c716e0142ad..2401bb9264a85 100644
--- a/pkgs/development/python-modules/somajo/default.nix
+++ b/pkgs/development/python-modules/somajo/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tokenizer and sentence splitter for German and English web texts";
+    mainProgram = "somajo-tokenizer";
     homepage = "https://github.com/tsproisl/SoMaJo";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/sourmash/default.nix b/pkgs/development/python-modules/sourmash/default.nix
index ac879c12886a9..2a9dc470f1451 100644
--- a/pkgs/development/python-modules/sourmash/default.nix
+++ b/pkgs/development/python-modules/sourmash/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly search, compare, and analyze genomic and metagenomic data sets";
+    mainProgram = "sourmash";
     homepage = "https://sourmash.bio";
     changelog = "https://github.com/sourmash-bio/sourmash/releases/tag/v${version}";
     maintainers = with maintainers; [ luizirber ];
diff --git a/pkgs/development/python-modules/spacy/default.nix b/pkgs/development/python-modules/spacy/default.nix
index 3fb467475fb7a..1055f45f55b71 100644
--- a/pkgs/development/python-modules/spacy/default.nix
+++ b/pkgs/development/python-modules/spacy/default.nix
@@ -129,6 +129,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Industrial-strength Natural Language Processing (NLP)";
+    mainProgram = "spacy";
     homepage = "https://github.com/explosion/spaCy";
     changelog = "https://github.com/explosion/spaCy/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/spark-parser/default.nix b/pkgs/development/python-modules/spark-parser/default.nix
index 2dabd3cc10038..690d9a295de44 100644
--- a/pkgs/development/python-modules/spark-parser/default.nix
+++ b/pkgs/development/python-modules/spark-parser/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An Early-Algorithm Context-free grammar Parser";
+    mainProgram = "spark-parser-coverage";
     homepage = "https://github.com/rocky/python-spark";
     license = licenses.mit;
     maintainers = with maintainers; [raskin];
diff --git a/pkgs/development/python-modules/sparklines/default.nix b/pkgs/development/python-modules/sparklines/default.nix
index a41b8af8418d0..d5d4e33127932 100644
--- a/pkgs/development/python-modules/sparklines/default.nix
+++ b/pkgs/development/python-modules/sparklines/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This Python package implements Edward Tufte's concept of sparklines, but limited to text only";
+    mainProgram = "sparklines";
     homepage = "https://github.com/deeplook/sparklines";
     maintainers = with maintainers; [ rhoriguchi ];
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/sparqlwrapper/default.nix b/pkgs/development/python-modules/sparqlwrapper/default.nix
index f3b85e5b0bec4..1abea197499d5 100644
--- a/pkgs/development/python-modules/sparqlwrapper/default.nix
+++ b/pkgs/development/python-modules/sparqlwrapper/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This is a wrapper around a SPARQL service. It helps in creating the query URI and, possibly, convert the result into a more manageable format";
+    mainProgram = "rqw";
     homepage = "http://rdflib.github.io/sparqlwrapper";
     license = licenses.w3c;
   };
diff --git a/pkgs/development/python-modules/sphinx-autobuild/default.nix b/pkgs/development/python-modules/sphinx-autobuild/default.nix
index d090d2b8b56a2..13b72f8bebe43 100644
--- a/pkgs/development/python-modules/sphinx-autobuild/default.nix
+++ b/pkgs/development/python-modules/sphinx-autobuild/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Rebuild Sphinx documentation on changes, with live-reload in the browser";
+    mainProgram = "sphinx-autobuild";
     homepage = "https://github.com/executablebooks/sphinx-autobuild";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [holgerpeters];
diff --git a/pkgs/development/python-modules/sphinx-external-toc/default.nix b/pkgs/development/python-modules/sphinx-external-toc/default.nix
index 9812768a5de81..724877795f3e5 100644
--- a/pkgs/development/python-modules/sphinx-external-toc/default.nix
+++ b/pkgs/development/python-modules/sphinx-external-toc/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A sphinx extension that allows the site-map to be defined in a single YAML file";
+    mainProgram = "sphinx-etoc";
     homepage = "https://github.com/executablebooks/sphinx-external-toc";
     changelog = "https://github.com/executablebooks/sphinx-external-toc/raw/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sphinx-serve/default.nix b/pkgs/development/python-modules/sphinx-serve/default.nix
index 1f1c7b0e071db..729118dd50963 100644
--- a/pkgs/development/python-modules/sphinx-serve/default.nix
+++ b/pkgs/development/python-modules/sphinx-serve/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Spawns a simple HTTP server to preview your sphinx documents";
+    mainProgram = "sphinx-serve";
     homepage = "https://github.com/tlatsas/sphinx-serve";
     maintainers = with maintainers; [ FlorianFranzen ];
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix b/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix
index 6b282371f22b7..4db4049a378b9 100644
--- a/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Confluence builder for sphinx";
+    mainProgram = "sphinx-build-confluence";
     homepage = "https://github.com/sphinx-contrib/confluencebuilder";
     license = licenses.bsd1;
     maintainers = with maintainers; [ graysonhead ];
diff --git a/pkgs/development/python-modules/spyder/default.nix b/pkgs/development/python-modules/spyder/default.nix
index db72bacf47d06..fb28f0bf6207f 100644
--- a/pkgs/development/python-modules/spyder/default.nix
+++ b/pkgs/development/python-modules/spyder/default.nix
@@ -123,6 +123,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Scientific python development environment";
+    mainProgram = "spyder";
     longDescription = ''
       Spyder (previously known as Pydee) is a powerful interactive development
       environment for the Python language with advanced editing, interactive
diff --git a/pkgs/development/python-modules/spython/default.nix b/pkgs/development/python-modules/spython/default.nix
index e5a2fdf161c89..4339a3ccfec2e 100644
--- a/pkgs/development/python-modules/spython/default.nix
+++ b/pkgs/development/python-modules/spython/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Streamlined singularity python client (spython) for singularity";
+    mainProgram = "spython";
     homepage = "https://github.com/singularityhub/singularity-cli";
     changelog = "https://github.com/singularityhub/singularity-cli/blob/${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/sqlite-utils/default.nix b/pkgs/development/python-modules/sqlite-utils/default.nix
index c103599b8b26e..cd93626f08ebe 100644
--- a/pkgs/development/python-modules/sqlite-utils/default.nix
+++ b/pkgs/development/python-modules/sqlite-utils/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python CLI utility and library for manipulating SQLite databases";
+    mainProgram = "sqlite-utils";
     homepage = "https://github.com/simonw/sqlite-utils";
     changelog = "https://github.com/simonw/sqlite-utils/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/sqlmap/default.nix b/pkgs/development/python-modules/sqlmap/default.nix
index 8c4e09082622f..0bb9375ebe44a 100644
--- a/pkgs/development/python-modules/sqlmap/default.nix
+++ b/pkgs/development/python-modules/sqlmap/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatic SQL injection and database takeover tool";
+    mainProgram = "sqlmap";
     homepage = "https://sqlmap.org";
     changelog = "https://github.com/sqlmapproject/sqlmap/releases/tag/${version}";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/sqlparse/default.nix b/pkgs/development/python-modules/sqlparse/default.nix
index 795647098caf4..c0afa5eeb7c1c 100644
--- a/pkgs/development/python-modules/sqlparse/default.nix
+++ b/pkgs/development/python-modules/sqlparse/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Non-validating SQL parser for Python";
+    mainProgram = "sqlformat";
     longDescription = ''
       Provides support for parsing, splitting and formatting SQL statements.
     '';
diff --git a/pkgs/development/python-modules/sre-yield/default.nix b/pkgs/development/python-modules/sre-yield/default.nix
index 33b64d38d6296..68d8c43ebb13a 100644
--- a/pkgs/development/python-modules/sre-yield/default.nix
+++ b/pkgs/development/python-modules/sre-yield/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to efficiently generate all values that can match a given regular expression";
+    mainProgram = "demo_sre_yield";
     homepage = "https://github.com/sre-yield/sre-yield";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/srptools/default.nix b/pkgs/development/python-modules/srptools/default.nix
index 9c80f4dbc90b5..801980b9214d1 100644
--- a/pkgs/development/python-modules/srptools/default.nix
+++ b/pkgs/development/python-modules/srptools/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to implement Secure Remote Password (SRP) authentication";
+    mainProgram = "srptools";
     homepage = "https://github.com/idlesign/srptools";
     changelog = "https://github.com/idlesign/srptools/blob/v${version}/CHANGELOG";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/ssdp/default.nix b/pkgs/development/python-modules/ssdp/default.nix
index cc7c4e5667dff..87e4181c9b635 100644
--- a/pkgs/development/python-modules/ssdp/default.nix
+++ b/pkgs/development/python-modules/ssdp/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python asyncio library for Simple Service Discovery Protocol (SSDP)";
+    mainProgram = "ssdp";
     homepage = "https://github.com/codingjoe/ssdp";
     changelog = "https://github.com/codingjoe/ssdp/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sshtunnel/default.nix b/pkgs/development/python-modules/sshtunnel/default.nix
index 905ecc9258f0a..dff398addf8a4 100644
--- a/pkgs/development/python-modules/sshtunnel/default.nix
+++ b/pkgs/development/python-modules/sshtunnel/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pure python SSH tunnels";
+    mainProgram = "sshtunnel";
     homepage = "https://github.com/pahaz/sshtunnel";
     license = licenses.mit;
     maintainers = with maintainers; [ jonringer ];
diff --git a/pkgs/development/python-modules/static3/default.nix b/pkgs/development/python-modules/static3/default.nix
index 9156ea6d6089a..cf0c6c8e30f4c 100644
--- a/pkgs/development/python-modules/static3/default.nix
+++ b/pkgs/development/python-modules/static3/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/rmohr/static3/releases/tag/v${version}";
     description = "A really simple WSGI way to serve static (or mixed) content";
+    mainProgram = "static";
     homepage = "https://github.com/rmohr/static3";
     license = licenses.lgpl21Only;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/staticjinja/default.nix b/pkgs/development/python-modules/staticjinja/default.nix
index 54a93398e1ff2..a0e6659d0d25a 100644
--- a/pkgs/development/python-modules/staticjinja/default.nix
+++ b/pkgs/development/python-modules/staticjinja/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library and cli tool that makes it easy to build static sites using Jinja2";
+    mainProgram = "staticjinja";
     homepage = "https://staticjinja.readthedocs.io/en/latest/";
     license = licenses.mit;
     maintainers = with maintainers; [ fgaz ];
diff --git a/pkgs/development/python-modules/statmake/default.nix b/pkgs/development/python-modules/statmake/default.nix
index 6ddd9830bedc3..0970b8f882dc8 100644
--- a/pkgs/development/python-modules/statmake/default.nix
+++ b/pkgs/development/python-modules/statmake/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Applies STAT information from a Stylespace to a variable font";
+    mainProgram = "statmake";
     homepage = "https://github.com/daltonmaag/statmake";
     changelog = "https://github.com/daltonmaag/statmake/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/stem/default.nix b/pkgs/development/python-modules/stem/default.nix
index 1dcaa22def4d9..7d9dc7564a09f 100644
--- a/pkgs/development/python-modules/stem/default.nix
+++ b/pkgs/development/python-modules/stem/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/torproject/stem/blob/${src.rev}/docs/change_log.rst";
     description = "Controller library that allows applications to interact with Tor";
+    mainProgram = "tor-prompt";
     downloadPage = "https://github.com/torproject/stem";
     homepage = "https://stem.torproject.org/";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/stestr/default.nix b/pkgs/development/python-modules/stestr/default.nix
index 8f23b10060514..723188d6c5eec 100644
--- a/pkgs/development/python-modules/stestr/default.nix
+++ b/pkgs/development/python-modules/stestr/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A parallel Python test runner built around subunit";
+    mainProgram = "stestr";
     homepage = "https://github.com/mtreinish/stestr";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/stickytape/default.nix b/pkgs/development/python-modules/stickytape/default.nix
index c3c9d4423fd02..99e63ebd3dfb2 100644
--- a/pkgs/development/python-modules/stickytape/default.nix
+++ b/pkgs/development/python-modules/stickytape/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to convert Python packages into a single script";
+    mainProgram = "stickytape";
     homepage = "https://github.com/mwilliamson/stickytape";
     license = with licenses; [ bsd2 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/stim/default.nix b/pkgs/development/python-modules/stim/default.nix
index 0e779f3850a44..46aba99fb178e 100644
--- a/pkgs/development/python-modules/stim/default.nix
+++ b/pkgs/development/python-modules/stim/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool for high performance simulation and analysis of quantum stabilizer circuits, especially quantum error correction (QEC) circuits";
+    mainProgram = "stim";
     homepage = "https://github.com/quantumlib/stim";
     changelog = "https://github.com/quantumlib/Stim/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/stix2-patterns/default.nix b/pkgs/development/python-modules/stix2-patterns/default.nix
index 3817a96fe99cd..b291e2cd72427 100644
--- a/pkgs/development/python-modules/stix2-patterns/default.nix
+++ b/pkgs/development/python-modules/stix2-patterns/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Validate patterns used to express cyber observable content in STIX Indicators";
+    mainProgram = "validate-patterns";
     homepage = "https://github.com/oasis-open/cti-pattern-validator";
     changelog = "https://github.com/oasis-open/cti-pattern-validator/blob/${version}/CHANGELOG.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/stm32loader/default.nix b/pkgs/development/python-modules/stm32loader/default.nix
index 00de51ea66f5b..fec3eb6b56e60 100644
--- a/pkgs/development/python-modules/stm32loader/default.nix
+++ b/pkgs/development/python-modules/stm32loader/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Flash firmware to STM32 microcontrollers in Python";
+    mainProgram = "stm32loader";
     homepage = "https://github.com/florisla/stm32loader";
     changelog = "https://github.com/florisla/stm32loader/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3;
diff --git a/pkgs/development/python-modules/stone/default.nix b/pkgs/development/python-modules/stone/default.nix
index a0d07fa515424..888c98cd6279d 100644
--- a/pkgs/development/python-modules/stone/default.nix
+++ b/pkgs/development/python-modules/stone/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Official Api Spec Language for Dropbox";
+    mainProgram = "stone";
     homepage = "https://github.com/dropbox/stone";
     changelog = "https://github.com/dropbox/stone/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/strawberry-graphql/default.nix b/pkgs/development/python-modules/strawberry-graphql/default.nix
index 8cdffc96759f0..e619a08489e56 100644
--- a/pkgs/development/python-modules/strawberry-graphql/default.nix
+++ b/pkgs/development/python-modules/strawberry-graphql/default.nix
@@ -186,6 +186,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A GraphQL library for Python that leverages type annotations";
+    mainProgram = "strawberry";
     homepage = "https://strawberry.rocks";
     changelog = "https://github.com/strawberry-graphql/strawberry/blob/${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/streamlit/default.nix b/pkgs/development/python-modules/streamlit/default.nix
index cbceaf476ccfa..94144c92ab086 100644
--- a/pkgs/development/python-modules/streamlit/default.nix
+++ b/pkgs/development/python-modules/streamlit/default.nix
@@ -89,6 +89,7 @@ buildPythonPackage rec {
     homepage = "https://streamlit.io/";
     changelog = "https://github.com/streamlit/streamlit/releases/tag/${version}";
     description = "The fastest way to build custom ML tools";
+    mainProgram = "streamlit";
     maintainers = with maintainers; [ natsukium yrashk ];
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/striprtf/default.nix b/pkgs/development/python-modules/striprtf/default.nix
index 95814c1c06032..d7024ef130de5 100644
--- a/pkgs/development/python-modules/striprtf/default.nix
+++ b/pkgs/development/python-modules/striprtf/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/joshy/striprtf/blob/v${version}/CHANGELOG.md";
     homepage = "https://github.com/joshy/striprtf";
     description = "A simple library to convert rtf to text";
+    mainProgram = "striprtf";
     maintainers = with maintainers; [ aanderse ];
     license = with licenses; [ bsd3 ];
   };
diff --git a/pkgs/development/python-modules/subarulink/default.nix b/pkgs/development/python-modules/subarulink/default.nix
index 293d39cee3e2d..1cff8ae459ff3 100644
--- a/pkgs/development/python-modules/subarulink/default.nix
+++ b/pkgs/development/python-modules/subarulink/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for interacting with STARLINK-enabled vehicle";
+    mainProgram = "subarulink";
     homepage = "https://github.com/G-Two/subarulink";
     changelog = "https://github.com/G-Two/subarulink/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/subzerod/default.nix b/pkgs/development/python-modules/subzerod/default.nix
index 5a36323365118..3739e595e00c0 100644
--- a/pkgs/development/python-modules/subzerod/default.nix
+++ b/pkgs/development/python-modules/subzerod/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to help with the enumeration of subdomains";
+    mainProgram = "subzerod";
     homepage = "https://github.com/sanderfoobar/subzerod";
     license = with licenses; [ wtfpl ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/sure/default.nix b/pkgs/development/python-modules/sure/default.nix
index aaa7cba6494e5..9d16cd48af4ca 100644
--- a/pkgs/development/python-modules/sure/default.nix
+++ b/pkgs/development/python-modules/sure/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility belt for automated testing";
+    mainProgram = "sure";
     homepage = "https://sure.readthedocs.io/";
     changelog = "https://github.com/gabrielfalcao/sure/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/surepy/default.nix b/pkgs/development/python-modules/surepy/default.nix
index 41e83ccd5519d..d590681fd7fc4 100644
--- a/pkgs/development/python-modules/surepy/default.nix
+++ b/pkgs/development/python-modules/surepy/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to interact with the Sure Petcare API";
+    mainProgram = "surepy";
     homepage = "https://github.com/benleb/surepy";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/svglib/default.nix b/pkgs/development/python-modules/svglib/default.nix
index 59841b4cecfd2..61ac8a625656f 100644
--- a/pkgs/development/python-modules/svglib/default.nix
+++ b/pkgs/development/python-modules/svglib/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure-Python library for reading and converting SVG";
+    mainProgram = "svg2pdf";
     homepage = "https://github.com/deeplook/svglib";
     changelog = "https://github.com/deeplook/svglib/blob/v${version}/CHANGELOG.rst";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/sympy/default.nix b/pkgs/development/python-modules/sympy/default.nix
index cf250568b6099..d2a10492153e0 100644
--- a/pkgs/development/python-modules/sympy/default.nix
+++ b/pkgs/development/python-modules/sympy/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library for symbolic mathematics";
+    mainProgram = "isympy";
     homepage    = "https://www.sympy.org/";
     license     = licenses.bsd3;
     maintainers = with maintainers; [ lovek323 ] ++ teams.sage.members;
diff --git a/pkgs/development/python-modules/syncedlyrics/default.nix b/pkgs/development/python-modules/syncedlyrics/default.nix
index f0e4fb97c6ba0..82b859632ae9a 100644
--- a/pkgs/development/python-modules/syncedlyrics/default.nix
+++ b/pkgs/development/python-modules/syncedlyrics/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to get LRC format (synchronized) lyrics";
+    mainProgram = "syncedlyrics";
     homepage = "https://github.com/rtcq/syncedlyrics";
     changelog = "https://github.com/rtcq/syncedlyrics/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/synologydsm-api/default.nix b/pkgs/development/python-modules/synologydsm-api/default.nix
index 52dc544acb4df..8be0564de4d73 100644
--- a/pkgs/development/python-modules/synologydsm-api/default.nix
+++ b/pkgs/development/python-modules/synologydsm-api/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for communication with Synology DSM";
+    mainProgram = "synologydsm-api";
     homepage = "https://github.com/hacf-fr/synologydsm-api";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/tabcmd/default.nix b/pkgs/development/python-modules/tabcmd/default.nix
index 3958ace5aacf7..373001616dd28 100644
--- a/pkgs/development/python-modules/tabcmd/default.nix
+++ b/pkgs/development/python-modules/tabcmd/default.nix
@@ -90,6 +90,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A command line client for working with Tableau Server.";
+    mainProgram = "tabcmd";
     homepage = "https://github.com/tableau/tabcmd";
     changelog = "https://github.com/tableau/tabcmd/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tabulate/default.nix b/pkgs/development/python-modules/tabulate/default.nix
index f857585c9b238..87644ba519238 100644
--- a/pkgs/development/python-modules/tabulate/default.nix
+++ b/pkgs/development/python-modules/tabulate/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Pretty-print tabular data";
+    mainProgram = "tabulate";
     homepage = "https://github.com/astanin/python-tabulate";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/tabview/default.nix b/pkgs/development/python-modules/tabview/default.nix
index 62eaf512357bf..8d83fe4ef9ad5 100644
--- a/pkgs/development/python-modules/tabview/default.nix
+++ b/pkgs/development/python-modules/tabview/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python curses command line CSV and tabular data viewer";
+    mainProgram = "tabview";
     homepage = "https://github.com/TabViewer/tabview";
     changelog = "https://github.com/TabViewer/tabview/blob/main/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tailer/default.nix b/pkgs/development/python-modules/tailer/default.nix
index 8079d7d2c614e..ffc7e3da17c8b 100644
--- a/pkgs/development/python-modules/tailer/default.nix
+++ b/pkgs/development/python-modules/tailer/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation implementation of GNU tail and head";
+    mainProgram = "pytail";
     homepage = "https://github.com/six8/pytailer";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/tank-utility/default.nix b/pkgs/development/python-modules/tank-utility/default.nix
index 358ebbb0d82c7..d9783789df7ca 100644
--- a/pkgs/development/python-modules/tank-utility/default.nix
+++ b/pkgs/development/python-modules/tank-utility/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for the Tank Utility API";
+    mainProgram = "tank-utility";
     homepage = "https://github.com/krismolendyke/tank-utility";
     changelog = "https://github.com/krismolendyke/tank-utility/blob/${version}/HISTORY.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/taxi/default.nix b/pkgs/development/python-modules/taxi/default.nix
index beda64f22eb5d..98d998f92a404 100644
--- a/pkgs/development/python-modules/taxi/default.nix
+++ b/pkgs/development/python-modules/taxi/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/sephii/taxi/";
     description = "Timesheeting made easy";
+    mainProgram = "taxi";
     license = licenses.wtfpl;
     maintainers = with maintainers; [ jocelynthode ];
   };
diff --git a/pkgs/development/python-modules/telfhash/default.nix b/pkgs/development/python-modules/telfhash/default.nix
index 787824d503884..f2f403765006c 100644
--- a/pkgs/development/python-modules/telfhash/default.nix
+++ b/pkgs/development/python-modules/telfhash/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Symbol hash for ELF files";
+    mainProgram = "telfhash";
     homepage = "https://github.com/trendmicro/telfhash";
     license = licenses.asl20;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/tellduslive/default.nix b/pkgs/development/python-modules/tellduslive/default.nix
index f933553dcdbe7..b367c5d4417e1 100644
--- a/pkgs/development/python-modules/tellduslive/default.nix
+++ b/pkgs/development/python-modules/tellduslive/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to communicate with Telldus Live";
+    mainProgram = "tellduslive";
     homepage = "https://github.com/molobrakos/tellduslive";
     license = with licenses; [ unlicense ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/tempora/default.nix b/pkgs/development/python-modules/tempora/default.nix
index 591cf9e3555f0..e68265d52b1f6 100644
--- a/pkgs/development/python-modules/tempora/default.nix
+++ b/pkgs/development/python-modules/tempora/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Objects and routines pertaining to date and time";
+    mainProgram = "calc-prorate";
     homepage = "https://github.com/jaraco/tempora";
     changelog = "https://github.com/jaraco/tempora/blob/v${version}/NEWS.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/termgraph/default.nix b/pkgs/development/python-modules/termgraph/default.nix
index 30d37d9f87d8e..2e9f0a8c22bf7 100644
--- a/pkgs/development/python-modules/termgraph/default.nix
+++ b/pkgs/development/python-modules/termgraph/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A python command-line tool which draws basic graphs in the terminal";
+    mainProgram = "termgraph";
     homepage = "https://github.com/mkaz/termgraph";
     license = licenses.mit;
     maintainers = with maintainers; [ samuela ];
diff --git a/pkgs/development/python-modules/tern/default.nix b/pkgs/development/python-modules/tern/default.nix
index 9a07c21035181..45553889b1bd0 100644
--- a/pkgs/development/python-modules/tern/default.nix
+++ b/pkgs/development/python-modules/tern/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A software composition analysis tool and Python library that generates a Software Bill of Materials for container images and Dockerfiles";
+    mainProgram = "tern";
     homepage = "https://github.com/tern-tools/tern";
     changelog = "https://github.com/tern-tools/tern/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/testrepository/default.nix b/pkgs/development/python-modules/testrepository/default.nix
index 60abdaa863847..27caf08a91047 100644
--- a/pkgs/development/python-modules/testrepository/default.nix
+++ b/pkgs/development/python-modules/testrepository/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A database of test results which can be used as part of developer workflow";
+    mainProgram = "testr";
     homepage = "https://pypi.python.org/pypi/testrepository";
     license = licenses.bsd2;
   };
diff --git a/pkgs/development/python-modules/textfsm/default.nix b/pkgs/development/python-modules/textfsm/default.nix
index d5bd84a8c634b..84eba320791cb 100644
--- a/pkgs/development/python-modules/textfsm/default.nix
+++ b/pkgs/development/python-modules/textfsm/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for parsing semi-structured text into python tables";
+    mainProgram = "textfsm";
     homepage = "https://github.com/google/textfsm";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/textile/default.nix b/pkgs/development/python-modules/textile/default.nix
index adae00ef3ec50..01686e4fc2acc 100644
--- a/pkgs/development/python-modules/textile/default.nix
+++ b/pkgs/development/python-modules/textile/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "MOdule for generating web text";
+    mainProgram = "pytextile";
     homepage = "https://github.com/textile/python-textile";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/textual-dev/default.nix b/pkgs/development/python-modules/textual-dev/default.nix
index 5c58f63dcdbf5..d8ca583d97b62 100644
--- a/pkgs/development/python-modules/textual-dev/default.nix
+++ b/pkgs/development/python-modules/textual-dev/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Development tools for Textual";
+    mainProgram = "textual";
     homepage = "https://github.com/Textualize/textual-dev";
     license = licenses.mit;
     maintainers = with maintainers; [ yannip ];
diff --git a/pkgs/development/python-modules/textx/default.nix b/pkgs/development/python-modules/textx/default.nix
index e169cbdb9b81e..46847572714c7 100644
--- a/pkgs/development/python-modules/textx/default.nix
+++ b/pkgs/development/python-modules/textx/default.nix
@@ -79,6 +79,7 @@ let
 
     meta = with lib; {
       description = "Domain-specific languages and parsers in Python";
+      mainProgram = "textx";
       homepage = "https://github.com/textx/textx/";
       license = licenses.mit;
       maintainers = with maintainers; [ yuu ];
diff --git a/pkgs/development/python-modules/thelogrus/default.nix b/pkgs/development/python-modules/thelogrus/default.nix
index 5fe496bda795f..62011023516dd 100644
--- a/pkgs/development/python-modules/thelogrus/default.nix
+++ b/pkgs/development/python-modules/thelogrus/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python 3 version of logrus";
+    mainProgram = "human-time";
     homepage = "https://github.com/unixorn/thelogrus";
     changelog = "https://github.com/unixorn/thelogrus/blob/${version}/ChangeLog.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/threat9-test-bed/default.nix b/pkgs/development/python-modules/threat9-test-bed/default.nix
index b7d523b376846..cb4f47e6496e3 100644
--- a/pkgs/development/python-modules/threat9-test-bed/default.nix
+++ b/pkgs/development/python-modules/threat9-test-bed/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for adding unittests.mock as view functions";
+    mainProgram = "test-bed";
     homepage = "https://github.com/threat9/threat9-test-bed";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/tika/default.nix b/pkgs/development/python-modules/tika/default.nix
index 7e2ce76f9f762..f9a6458900847 100644
--- a/pkgs/development/python-modules/tika/default.nix
+++ b/pkgs/development/python-modules/tika/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python binding to the Apache Tikaâ„¢ REST services";
+    mainProgram = "tika-python";
     homepage = "https://github.com/chrismattmann/tika-python";
     license = licenses.asl20;
     maintainers = with maintainers; [ Flakebi ];
diff --git a/pkgs/development/python-modules/tilequant/default.nix b/pkgs/development/python-modules/tilequant/default.nix
index 220f40354dcc6..294a34d811771 100644
--- a/pkgs/development/python-modules/tilequant/default.nix
+++ b/pkgs/development/python-modules/tilequant/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for quantizing image colors using tile-based palette restrictions";
+    mainProgram = "tilequant";
     homepage = "https://github.com/SkyTemple/tilequant";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ marius851000 xfix ];
diff --git a/pkgs/development/python-modules/timetagger/default.nix b/pkgs/development/python-modules/timetagger/default.nix
index d51cb5b35eeeb..b09d968716214 100644
--- a/pkgs/development/python-modules/timetagger/default.nix
+++ b/pkgs/development/python-modules/timetagger/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to interact with TimeTagger";
+    mainProgram = "timetagger";
     homepage = "https://github.com/almarklein/timetagger";
     changelog = "https://github.com/almarklein/timetagger/releases/tag/v${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/timezonefinder/default.nix b/pkgs/development/python-modules/timezonefinder/default.nix
index ea6df2843c9a4..79675ebc629ae 100644
--- a/pkgs/development/python-modules/timezonefinder/default.nix
+++ b/pkgs/development/python-modules/timezonefinder/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jannikmi/timezonefinder/blob/${version}/CHANGELOG.rst";
     description = "Module for finding the timezone of any point on earth (coordinates) offline";
+    mainProgram = "timezonefinder";
     homepage = "https://github.com/MrMinimal64/timezonefinder";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/titlecase/default.nix b/pkgs/development/python-modules/titlecase/default.nix
index 026a033357fd2..73d6f7b8876db 100644
--- a/pkgs/development/python-modules/titlecase/default.nix
+++ b/pkgs/development/python-modules/titlecase/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to capitalize strings as specified by the New York Times";
+    mainProgram = "titlecase";
     homepage = "https://github.com/ppannuto/python-titlecase";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/tld/default.nix b/pkgs/development/python-modules/tld/default.nix
index a8a25bba00cf1..8ec2c85d63a16 100644
--- a/pkgs/development/python-modules/tld/default.nix
+++ b/pkgs/development/python-modules/tld/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Extracts the top level domain (TLD) from the URL given";
+    mainProgram = "update-tld-names";
     homepage = "https://github.com/barseghyanartur/tld";
     changelog = "https://github.com/barseghyanartur/tld/blob/${version}/CHANGELOG.rst";
     # https://github.com/barseghyanartur/tld/blob/master/README.rst#license
diff --git a/pkgs/development/python-modules/tldextract/default.nix b/pkgs/development/python-modules/tldextract/default.nix
index 12b6c51a76791..c06e2d2846ec0 100644
--- a/pkgs/development/python-modules/tldextract/default.nix
+++ b/pkgs/development/python-modules/tldextract/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to accurately separate the TLD from the domain of an URL";
+    mainProgram = "tldextract";
     longDescription = ''
       tldextract accurately separates the gTLD or ccTLD (generic or country code top-level domain)
       from the registered domain and subdomains of a URL.
diff --git a/pkgs/development/python-modules/toggl-cli/default.nix b/pkgs/development/python-modules/toggl-cli/default.nix
index ee0dfefab6456..92481399143de 100644
--- a/pkgs/development/python-modules/toggl-cli/default.nix
+++ b/pkgs/development/python-modules/toggl-cli/default.nix
@@ -88,6 +88,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command line tool and set of Python wrapper classes for interacting with toggl's API";
+    mainProgram = "toggl";
     homepage = "https://toggl.uhlir.dev/";
     license = licenses.mit;
     maintainers = with maintainers; [ mmahut ];
diff --git a/pkgs/development/python-modules/tokenize-rt/default.nix b/pkgs/development/python-modules/tokenize-rt/default.nix
index 695ce44c20a83..662f96479834e 100644
--- a/pkgs/development/python-modules/tokenize-rt/default.nix
+++ b/pkgs/development/python-modules/tokenize-rt/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A wrapper around the stdlib `tokenize` which roundtrips";
+    mainProgram = "tokenize-rt";
     homepage = "https://github.com/asottile/tokenize-rt";
     license = licenses.mit;
     maintainers = with maintainers; [ lovesegfault ];
diff --git a/pkgs/development/python-modules/tololib/default.nix b/pkgs/development/python-modules/tololib/default.nix
index 040dc6c1ed296..f0204e08f8d8c 100644
--- a/pkgs/development/python-modules/tololib/default.nix
+++ b/pkgs/development/python-modules/tololib/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Library for Controlling TOLO Sauna/Steam Bath Devices";
+    mainProgram = "tolo-cli";
     homepage = "https://gitlab.com/MatthiasLohr/tololib";
     changelog = "https://gitlab.com/MatthiasLohr/tololib/-/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/toml-adapt/default.nix b/pkgs/development/python-modules/toml-adapt/default.nix
index a3a8cfc71f399..4ae78a71ea07b 100644
--- a/pkgs/development/python-modules/toml-adapt/default.nix
+++ b/pkgs/development/python-modules/toml-adapt/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple Command-line interface for manipulating toml files";
+    mainProgram = "toml-adapt";
     homepage = "https://github.com/firefly-cpp/toml-adapt";
     license = licenses.mit;
     maintainers = with maintainers; [ firefly-cpp ];
diff --git a/pkgs/development/python-modules/torrent-parser/default.nix b/pkgs/development/python-modules/torrent-parser/default.nix
index 2e946229747f1..bd46ea57e0fba 100644
--- a/pkgs/development/python-modules/torrent-parser/default.nix
+++ b/pkgs/development/python-modules/torrent-parser/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A .torrent file parser and creator for both Python 2 and 3";
+    mainProgram = "pytp";
     homepage    = "https://github.com/7sDream/torrent_parser";
     changelog = "https://github.com/7sDream/torrent_parser/blob/${src.rev}/CHANGELOG.md";
     license     = lib.licenses.mit;
diff --git a/pkgs/development/python-modules/towncrier/default.nix b/pkgs/development/python-modules/towncrier/default.nix
index e90648ec08102..507160291b568 100644
--- a/pkgs/development/python-modules/towncrier/default.nix
+++ b/pkgs/development/python-modules/towncrier/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility to produce useful, summarised news files";
+    mainProgram = "towncrier";
     homepage = "https://github.com/twisted/towncrier/";
     changelog = "https://github.com/twisted/towncrier/blob/${version}/NEWS.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tox/default.nix b/pkgs/development/python-modules/tox/default.nix
index 8d227bb5df85c..9d6d6111e65b6 100644
--- a/pkgs/development/python-modules/tox/default.nix
+++ b/pkgs/development/python-modules/tox/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/tox-dev/tox/releases/tag/${version}";
     description = "A generic virtualenv management and test command line tool";
+    mainProgram = "tox";
     homepage = "https://github.com/tox-dev/tox";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/tplink-omada-client/default.nix b/pkgs/development/python-modules/tplink-omada-client/default.nix
index f55f437feb54c..82150d9e05183 100644
--- a/pkgs/development/python-modules/tplink-omada-client/default.nix
+++ b/pkgs/development/python-modules/tplink-omada-client/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for the TP-Link Omada SDN Controller API";
+    mainProgram = "omada";
     homepage = "https://github.com/MarkGodwin/tplink-omada-api";
     changelog = "https://github.com/MarkGodwin/tplink-omada-api/releases/tag/release%2Fv${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tqdm/default.nix b/pkgs/development/python-modules/tqdm/default.nix
index 2cd490e844e5a..68535cd13c68d 100644
--- a/pkgs/development/python-modules/tqdm/default.nix
+++ b/pkgs/development/python-modules/tqdm/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Fast, Extensible Progress Meter";
+    mainProgram = "tqdm";
     homepage = "https://github.com/tqdm/tqdm";
     changelog = "https://tqdm.github.io/releases/";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/trafilatura/default.nix b/pkgs/development/python-modules/trafilatura/default.nix
index 5ebb2280f31b6..5ca7e83d6ae55 100644
--- a/pkgs/development/python-modules/trafilatura/default.nix
+++ b/pkgs/development/python-modules/trafilatura/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package and command-line tool designed to gather text on the Web";
+    mainProgram = "trafilatura";
     homepage = "https://trafilatura.readthedocs.io";
     changelog = "https://github.com/adbar/trafilatura/blob/v${version}/HISTORY.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/transformers/default.nix b/pkgs/development/python-modules/transformers/default.nix
index 0a0af07b89eea..ca44f746275bb 100644
--- a/pkgs/development/python-modules/transformers/default.nix
+++ b/pkgs/development/python-modules/transformers/default.nix
@@ -185,6 +185,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/huggingface/transformers";
     description = "Natural Language Processing for TensorFlow 2.0 and PyTorch";
+    mainProgram = "transformers-cli";
     changelog = "https://github.com/huggingface/transformers/releases/tag/v${version}";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/translatepy/default.nix b/pkgs/development/python-modules/translatepy/default.nix
index cb3c6c19d8b13..0fc86af44cc40 100644
--- a/pkgs/development/python-modules/translatepy/default.nix
+++ b/pkgs/development/python-modules/translatepy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A module grouping multiple translation APIs";
+    mainProgram = "translatepy";
     homepage = "https://github.com/Animenosekai/translate";
     license = with licenses; [ agpl3Only ];
     maintainers = with maintainers; [ emilytrau ];
diff --git a/pkgs/development/python-modules/trezor/default.nix b/pkgs/development/python-modules/trezor/default.nix
index 42e1352049b56..7a4403550964f 100644
--- a/pkgs/development/python-modules/trezor/default.nix
+++ b/pkgs/development/python-modules/trezor/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for communicating with Trezor Hardware Wallet";
+    mainProgram = "trezorctl";
     homepage = "https://github.com/trezor/trezor-firmware/tree/master/python";
     license = licenses.gpl3;
     maintainers = with maintainers; [ np prusnak mmahut ];
diff --git a/pkgs/development/python-modules/tsfresh/default.nix b/pkgs/development/python-modules/tsfresh/default.nix
index a4541ba7b98c9..42cd12eb9d00f 100644
--- a/pkgs/development/python-modules/tsfresh/default.nix
+++ b/pkgs/development/python-modules/tsfresh/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatic extraction of relevant features from time series";
+    mainProgram = "run_tsfresh";
     homepage = "https://github.com/blue-yonder/tsfresh";
     changelog = "https://github.com/blue-yonder/tsfresh/blob/${src.rev}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tskit/default.nix b/pkgs/development/python-modules/tskit/default.nix
index 522d4a57adbcb..c76b3c4972958 100644
--- a/pkgs/development/python-modules/tskit/default.nix
+++ b/pkgs/development/python-modules/tskit/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The tree sequence toolkit";
+    mainProgram = "tskit";
     homepage = "https://github.com/tskit-dev/tskit";
     license = licenses.mit;
     maintainers = with maintainers; [ alxsimon ];
diff --git a/pkgs/development/python-modules/ttls/default.nix b/pkgs/development/python-modules/ttls/default.nix
index e2bfe61504afe..c3f18f3d5d40a 100644
--- a/pkgs/development/python-modules/ttls/default.nix
+++ b/pkgs/development/python-modules/ttls/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to interact with Twinkly LEDs";
+    mainProgram = "ttls";
     homepage = "https://github.com/jschlyter/ttls";
     changelog = "https://github.com/jschlyter/ttls/blob/v${version}/CHANGES.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ttp/default.nix b/pkgs/development/python-modules/ttp/default.nix
index 29d9bf7cc5f52..3df86d13cf3a0 100644
--- a/pkgs/development/python-modules/ttp/default.nix
+++ b/pkgs/development/python-modules/ttp/default.nix
@@ -104,6 +104,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/dmulyalin/ttp/releases/tag/${version}";
     description = "Template Text Parser";
+    mainProgram = "ttp";
     homepage = "https://github.com/dmulyalin/ttp";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/tubeup/default.nix b/pkgs/development/python-modules/tubeup/default.nix
index df06e4bd0263f..aeeee4a81edd5 100644
--- a/pkgs/development/python-modules/tubeup/default.nix
+++ b/pkgs/development/python-modules/tubeup/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Youtube (and other video site) to Internet Archive Uploader";
+    mainProgram = "tubeup";
     homepage = "https://github.com/bibanon/tubeup";
     changelog = "https://github.com/bibanon/tubeup/releases/tag/${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/turnt/default.nix b/pkgs/development/python-modules/turnt/default.nix
index b003f134004a0..27aaee039d3bf 100644
--- a/pkgs/development/python-modules/turnt/default.nix
+++ b/pkgs/development/python-modules/turnt/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Snapshot testing tool";
+    mainProgram = "turnt";
     homepage = "https://github.com/cucapra/turnt";
     license = licenses.mit;
     maintainers = with maintainers; [ leungbk ];
diff --git a/pkgs/development/python-modules/twine/default.nix b/pkgs/development/python-modules/twine/default.nix
index e656970ef6271..b83032995b639 100644
--- a/pkgs/development/python-modules/twine/default.nix
+++ b/pkgs/development/python-modules/twine/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Collection of utilities for interacting with PyPI";
+    mainProgram = "twine";
     homepage = "https://github.com/pypa/twine";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/udatetime/default.nix b/pkgs/development/python-modules/udatetime/default.nix
index 6b378f4aa3651..46824549ba279 100644
--- a/pkgs/development/python-modules/udatetime/default.nix
+++ b/pkgs/development/python-modules/udatetime/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast RFC3339 compliant Python date-time library";
+    mainProgram = "bench_udatetime.py";
     homepage = "https://github.com/freach/udatetime";
     license = licenses.asl20;
     maintainers = with maintainers; [ globin ];
diff --git a/pkgs/development/python-modules/ueberzug/default.nix b/pkgs/development/python-modules/ueberzug/default.nix
index e216bdc714126..2e16ea7f2f82f 100644
--- a/pkgs/development/python-modules/ueberzug/default.nix
+++ b/pkgs/development/python-modules/ueberzug/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/seebye/ueberzug";
     description = "An alternative for w3mimgdisplay";
+    mainProgram = "ueberzug";
     license = licenses.gpl3;
     maintainers = with maintainers; [ Br1ght0ne ];
   };
diff --git a/pkgs/development/python-modules/ufmt/default.nix b/pkgs/development/python-modules/ufmt/default.nix
index cc510c0fa76f6..3d1f9033cda60 100644
--- a/pkgs/development/python-modules/ufmt/default.nix
+++ b/pkgs/development/python-modules/ufmt/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Safe, atomic formatting with black and usort";
+    mainProgram = "ufmt";
     homepage = "https://github.com/omnilib/ufmt";
     changelog = "https://github.com/omnilib/ufmt/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ufolint/default.nix b/pkgs/development/python-modules/ufolint/default.nix
index ab997b30097db..0b561bf6f8307 100644
--- a/pkgs/development/python-modules/ufolint/default.nix
+++ b/pkgs/development/python-modules/ufolint/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Linter for Unified Font Object (UFO) source code";
+    mainProgram = "ufolint";
     homepage = "https://github.com/source-foundry/ufolint";
     license = licenses.mit;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/ufonormalizer/default.nix b/pkgs/development/python-modules/ufonormalizer/default.nix
index dd1e6bd08a1da..bfc354c116e0c 100644
--- a/pkgs/development/python-modules/ufonormalizer/default.nix
+++ b/pkgs/development/python-modules/ufonormalizer/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Script to normalize the XML and other data inside of a UFO";
+    mainProgram = "ufonormalizer";
     homepage = "https://github.com/unified-font-object/ufoNormalizer";
     license = licenses.bsd3;
     maintainers = [ maintainers.sternenseemann ];
diff --git a/pkgs/development/python-modules/unearth/default.nix b/pkgs/development/python-modules/unearth/default.nix
index 649e305aeeb37..60307ca4051d5 100644
--- a/pkgs/development/python-modules/unearth/default.nix
+++ b/pkgs/development/python-modules/unearth/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A utility to fetch and download Python packages";
+    mainProgram = "unearth";
     homepage = "https://github.com/frostming/unearth";
     changelog = "https://github.com/frostming/unearth/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/unidecode/default.nix b/pkgs/development/python-modules/unidecode/default.nix
index 3e39c28eabd42..23263403fbd25 100644
--- a/pkgs/development/python-modules/unidecode/default.nix
+++ b/pkgs/development/python-modules/unidecode/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASCII transliterations of Unicode text";
+    mainProgram = "unidecode";
     homepage = "https://github.com/avian2/unidecode";
     changelog = "https://github.com/avian2/unidecode/blob/unidecode-${version}/ChangeLog";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/unidiff/default.nix b/pkgs/development/python-modules/unidiff/default.nix
index 3dd206d509f57..a0c1f24a5c567 100644
--- a/pkgs/development/python-modules/unidiff/default.nix
+++ b/pkgs/development/python-modules/unidiff/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Unified diff python parsing/metadata extraction library";
+    mainProgram = "unidiff";
     homepage = "https://github.com/matiasb/python-unidiff";
     changelog = "https://github.com/matiasb/python-unidiff/raw/v${version}/HISTORY";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/unify/default.nix b/pkgs/development/python-modules/unify/default.nix
index fc0cd0d4f67e6..52c6ba64e59f3 100644
--- a/pkgs/development/python-modules/unify/default.nix
+++ b/pkgs/development/python-modules/unify/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modifies strings to all use the same quote where possible";
+    mainProgram = "unify";
     homepage = "https://github.com/myint/unify";
     license = licenses.mit;
     maintainers = with maintainers; [ FlorianFranzen ];
diff --git a/pkgs/development/python-modules/universal-silabs-flasher/default.nix b/pkgs/development/python-modules/universal-silabs-flasher/default.nix
index e9b8e0294d808..8c73bc5205ef2 100644
--- a/pkgs/development/python-modules/universal-silabs-flasher/default.nix
+++ b/pkgs/development/python-modules/universal-silabs-flasher/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/NabuCasa/universal-silabs-flasher/releases/tag/v${version}";
     description = "Flashes Silicon Labs radios running EmberZNet or CPC multi-pan firmware";
+    mainProgram = "universal-silabs-flasher";
     homepage = "https://github.com/NabuCasa/universal-silabs-flasher";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/unrpa/default.nix b/pkgs/development/python-modules/unrpa/default.nix
index eeddbd1d6b62e..f02056506b11b 100644
--- a/pkgs/development/python-modules/unrpa/default.nix
+++ b/pkgs/development/python-modules/unrpa/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/Lattyware/unrpa";
     changelog = "https://github.com/Lattyware/unrpa/releases/tag/${version}";
     description = "A program to extract files from the RPA archive format";
+    mainProgram = "unrpa";
     license = licenses.gpl3;
     maintainers = with maintainers; [ leo60228 ];
   };
diff --git a/pkgs/development/python-modules/unstructured-api-tools/default.nix b/pkgs/development/python-modules/unstructured-api-tools/default.nix
index b3c904ba2f245..6909d95eb26b2 100644
--- a/pkgs/development/python-modules/unstructured-api-tools/default.nix
+++ b/pkgs/development/python-modules/unstructured-api-tools/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "";
+    mainProgram = "unstructured_api_tools";
     homepage = "https://github.com/Unstructured-IO/unstructured-api-tools";
     changelog = "https://github.com/Unstructured-IO/unstructured-api-tools/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/unstructured/default.nix b/pkgs/development/python-modules/unstructured/default.nix
index 9ad99ec8d8852..faae85664bfb9 100644
--- a/pkgs/development/python-modules/unstructured/default.nix
+++ b/pkgs/development/python-modules/unstructured/default.nix
@@ -137,6 +137,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Open source libraries and APIs to build custom preprocessing pipelines for labeling, training, or production machine learning pipelines";
+    mainProgram = "unstructured-ingest";
     homepage = "https://github.com/Unstructured-IO/unstructured";
     changelog = "https://github.com/Unstructured-IO/unstructured/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/upass/default.nix b/pkgs/development/python-modules/upass/default.nix
index 342cd79e68374..d8473bd518519 100644
--- a/pkgs/development/python-modules/upass/default.nix
+++ b/pkgs/development/python-modules/upass/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Console UI for pass";
+    mainProgram = "upass";
     homepage = "https://github.com/Kwpolska/upass";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/update-copyright/default.nix b/pkgs/development/python-modules/update-copyright/default.nix
index 1502e92f9e7b6..2abb9945ece2c 100644
--- a/pkgs/development/python-modules/update-copyright/default.nix
+++ b/pkgs/development/python-modules/update-copyright/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An automatic copyright update tool";
+    mainProgram = "update-copyright.py";
     homepage = "http://blog.tremily.us/posts/update-copyright";
     license = licenses.gpl3;
   };
diff --git a/pkgs/development/python-modules/update-dotdee/default.nix b/pkgs/development/python-modules/update-dotdee/default.nix
index 00e4e51ebb783..7b9f4e3ccc9e3 100644
--- a/pkgs/development/python-modules/update-dotdee/default.nix
+++ b/pkgs/development/python-modules/update-dotdee/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generic modularized configuration file manager";
+    mainProgram = "update-dotdee";
     homepage = "https://github.com/xolox/python-update-dotdee";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/urlextract/default.nix b/pkgs/development/python-modules/urlextract/default.nix
index df2b134f9a656..a5701ee651607 100644
--- a/pkgs/development/python-modules/urlextract/default.nix
+++ b/pkgs/development/python-modules/urlextract/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Collects and extracts URLs from given text";
+    mainProgram = "urlextract";
     homepage = "https://github.com/lipoja/URLExtract";
     changelog = "https://github.com/lipoja/URLExtract/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/urlgrabber/default.nix b/pkgs/development/python-modules/urlgrabber/default.nix
index 18c7ba59b5841..f991bff5db11f 100644
--- a/pkgs/development/python-modules/urlgrabber/default.nix
+++ b/pkgs/development/python-modules/urlgrabber/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
     homepage = "http://urlgrabber.baseurl.org";
     license = licenses.lgpl2Plus;
     description = "Python module for downloading files";
+    mainProgram = "urlgrabber";
     maintainers = with maintainers; [ qknight ];
   };
 }
diff --git a/pkgs/development/python-modules/us/default.nix b/pkgs/development/python-modules/us/default.nix
index e489879bd5023..6b15bec2684d0 100644
--- a/pkgs/development/python-modules/us/default.nix
+++ b/pkgs/development/python-modules/us/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A package for easily working with US and state metadata";
+    mainProgram = "states";
     longDescription = ''
       All US states and territories, postal abbreviations, Associated Press style
       abbreviations, FIPS codes, capitals, years of statehood, time zones, phonetic
diff --git a/pkgs/development/python-modules/userpath/default.nix b/pkgs/development/python-modules/userpath/default.nix
index 014de3cfeb1ed..17783bef05c00 100644
--- a/pkgs/development/python-modules/userpath/default.nix
+++ b/pkgs/development/python-modules/userpath/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross-platform tool for adding locations to the user PATH";
+    mainProgram = "userpath";
     homepage = "https://github.com/ofek/userpath";
     changelog = "https://github.com/ofek/userpath/releases/tag/v${version}";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/python-modules/usort/default.nix b/pkgs/development/python-modules/usort/default.nix
index 2bea93e08275b..68dbe6a9b7d58 100644
--- a/pkgs/development/python-modules/usort/default.nix
+++ b/pkgs/development/python-modules/usort/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Safe, minimal import sorting for Python projects";
+    mainProgram = "usort";
     homepage = "https://github.com/facebook/usort";
     changelog = "https://github.com/facebook/usort/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/uvcclient/default.nix b/pkgs/development/python-modules/uvcclient/default.nix
index 8cd0a28b533db..6be1dc84065c5 100644
--- a/pkgs/development/python-modules/uvcclient/default.nix
+++ b/pkgs/development/python-modules/uvcclient/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client for Ubiquiti's Unifi Camera NVR";
+    mainProgram = "uvc";
     homepage = "https://github.com/kk7ds/uvcclient";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/uvicorn/default.nix b/pkgs/development/python-modules/uvicorn/default.nix
index 112d25ef6403c..6201bb6157266 100644
--- a/pkgs/development/python-modules/uvicorn/default.nix
+++ b/pkgs/development/python-modules/uvicorn/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
     homepage = "https://www.uvicorn.org/";
     changelog = "https://github.com/encode/uvicorn/blob/${src.rev}/CHANGELOG.md";
     description = "The lightning-fast ASGI server";
+    mainProgram = "uvicorn";
     license = licenses.bsd3;
     maintainers = with maintainers; [ wd15 ];
   };
diff --git a/pkgs/development/python-modules/versioneer/default.nix b/pkgs/development/python-modules/versioneer/default.nix
index bbd43887025cc..6bd7384c9890c 100644
--- a/pkgs/development/python-modules/versioneer/default.nix
+++ b/pkgs/development/python-modules/versioneer/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Version-string management for VCS-controlled trees";
+    mainProgram = "versioneer";
     homepage = "https://github.com/python-versioneer/python-versioneer";
     changelog = "https://github.com/python-versioneer/python-versioneer/blob/${version}/NEWS.md";
     license = licenses.publicDomain;
diff --git a/pkgs/development/python-modules/versioningit/default.nix b/pkgs/development/python-modules/versioningit/default.nix
index b87ec1e1a9aa6..0daf7ae5552e4 100644
--- a/pkgs/development/python-modules/versioningit/default.nix
+++ b/pkgs/development/python-modules/versioningit/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "setuptools plugin for determining package version from VCS";
+    mainProgram = "versioningit";
     homepage = "https://github.com/jwodder/versioningit";
     changelog = "https://versioningit.readthedocs.io/en/latest/changelog.html";
     license     = licenses.mit;
diff --git a/pkgs/development/python-modules/virtualenv-clone/default.nix b/pkgs/development/python-modules/virtualenv-clone/default.nix
index 1c464101bf7e1..51c1d12b184d8 100644
--- a/pkgs/development/python-modules/virtualenv-clone/default.nix
+++ b/pkgs/development/python-modules/virtualenv-clone/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/edwardgeorge/virtualenv-clone";
     description = "Script to clone virtualenvs";
+    mainProgram = "virtualenv-clone";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/virtualenv/default.nix b/pkgs/development/python-modules/virtualenv/default.nix
index a79b5bcd6cc14..058de94db7e5b 100644
--- a/pkgs/development/python-modules/virtualenv/default.nix
+++ b/pkgs/development/python-modules/virtualenv/default.nix
@@ -86,6 +86,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool to create isolated Python environments";
+    mainProgram = "virtualenv";
     homepage = "http://www.virtualenv.org";
     changelog = "https://github.com/pypa/virtualenv/blob/${version}/docs/changelog.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/vmprof/default.nix b/pkgs/development/python-modules/vmprof/default.nix
index 8ffdf319013dc..5b682fdaeed49 100644
--- a/pkgs/development/python-modules/vmprof/default.nix
+++ b/pkgs/development/python-modules/vmprof/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = (stdenv.isLinux && stdenv.isAarch64) || stdenv.isDarwin;
     description = "A vmprof client";
+    mainProgram = "vmprofshow";
     license = licenses.mit;
     homepage = "https://vmprof.readthedocs.org/";
   };
diff --git a/pkgs/development/python-modules/vpk/default.nix b/pkgs/development/python-modules/vpk/default.nix
index d61a6107baada..5a3a841a064d0 100644
--- a/pkgs/development/python-modules/vpk/default.nix
+++ b/pkgs/development/python-modules/vpk/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for working with Valve Pak files";
+    mainProgram = "vpk";
     homepage = "https://github.com/ValvePython/vpk";
     license = licenses.mit;
     maintainers = with maintainers; [ joshuafern ];
diff --git a/pkgs/development/python-modules/vsure/default.nix b/pkgs/development/python-modules/vsure/default.nix
index 441969da61371..941c753f0e505 100644
--- a/pkgs/development/python-modules/vsure/default.nix
+++ b/pkgs/development/python-modules/vsure/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for working with verisure devices";
+    mainProgram = "vsure";
     homepage = "https://github.com/persandstrom/python-verisure";
     changelog = "https://github.com/persandstrom/python-verisure#version-history";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/vtjp/default.nix b/pkgs/development/python-modules/vtjp/default.nix
index 4e193ea2eb482..006374ee4ec78 100644
--- a/pkgs/development/python-modules/vtjp/default.nix
+++ b/pkgs/development/python-modules/vtjp/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python wrapper and cli for Västtrafik public API";
+    mainProgram = "vtjp";
     homepage = "https://github.com/Miicroo/python-vasttrafik";
     changelog = "https://github.com/Miicroo/python-vasttrafik/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/vulture/default.nix b/pkgs/development/python-modules/vulture/default.nix
index 43d6f8b00fcd3..e3a723ae07438 100644
--- a/pkgs/development/python-modules/vulture/default.nix
+++ b/pkgs/development/python-modules/vulture/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Finds unused code in Python programs";
+    mainProgram = "vulture";
     homepage = "https://github.com/jendrikseipp/vulture";
     changelog = "https://github.com/jendrikseipp/vulture/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/vxi11/default.nix b/pkgs/development/python-modules/vxi11/default.nix
index e33fb6dbc045d..ff88abb41453c 100644
--- a/pkgs/development/python-modules/vxi11/default.nix
+++ b/pkgs/development/python-modules/vxi11/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "VXI-11 driver for controlling instruments over Ethernet";
+    mainProgram = "vxi11-cli";
     homepage = "https://github.com/python-ivi/python-vxi11";
     license = licenses.mit;
     maintainers = with maintainers; [ bgamari ];
diff --git a/pkgs/development/python-modules/w1thermsensor/default.nix b/pkgs/development/python-modules/w1thermsensor/default.nix
index e1592ab862878..7aa81b158e245 100644
--- a/pkgs/development/python-modules/w1thermsensor/default.nix
+++ b/pkgs/development/python-modules/w1thermsensor/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to 1-Wire temperature sensors";
+    mainProgram = "w1thermsensor";
     longDescription = ''
       A Python package and CLI tool to work with w1 temperature sensors like
       DS1822, DS18S20 & DS18B20 on the Raspberry Pi, Beagle Bone and other
diff --git a/pkgs/development/python-modules/wagtail/default.nix b/pkgs/development/python-modules/wagtail/default.nix
index 0e7bf3a3f1858..e5c88c1429a6a 100644
--- a/pkgs/development/python-modules/wagtail/default.nix
+++ b/pkgs/development/python-modules/wagtail/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Django content management system focused on flexibility and user experience";
+    mainProgram = "wagtail";
     homepage = "https://github.com/wagtail/wagtail";
     changelog = "https://github.com/wagtail/wagtail/blob/v${version}/CHANGELOG.txt";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/waitress-django/default.nix b/pkgs/development/python-modules/waitress-django/default.nix
index 1d50b312b619f..fad82f4952ce2 100644
--- a/pkgs/development/python-modules/waitress-django/default.nix
+++ b/pkgs/development/python-modules/waitress-django/default.nix
@@ -11,6 +11,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A waitress WSGI server serving django";
+    mainProgram = "waitress-serve-django";
     license = licenses.mit;
     maintainers = with maintainers; [ basvandijk ];
   };
diff --git a/pkgs/development/python-modules/waitress/default.nix b/pkgs/development/python-modules/waitress/default.nix
index a79863c1e835e..fc96ea783eb9b 100644
--- a/pkgs/development/python-modules/waitress/default.nix
+++ b/pkgs/development/python-modules/waitress/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
      homepage = "https://github.com/Pylons/waitress";
      description = "Waitress WSGI server";
+     mainProgram = "waitress-serve";
      license = licenses.zpl20;
      maintainers = with maintainers; [ domenkozar ];
   };
diff --git a/pkgs/development/python-modules/wakeonlan/default.nix b/pkgs/development/python-modules/wakeonlan/default.nix
index 97ceedec0d268..ea4f215a129e0 100644
--- a/pkgs/development/python-modules/wakeonlan/default.nix
+++ b/pkgs/development/python-modules/wakeonlan/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for wake on lan";
+    mainProgram = "wakeonlan";
     homepage = "https://github.com/remcohaszing/pywakeonlan";
     changelog = "https://github.com/remcohaszing/pywakeonlan/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/warcio/default.nix b/pkgs/development/python-modules/warcio/default.nix
index fe9f7bdeb0f1c..3121a49b5b28d 100644
--- a/pkgs/development/python-modules/warcio/default.nix
+++ b/pkgs/development/python-modules/warcio/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Streaming WARC/ARC library for fast web archive IO";
+    mainProgram = "warcio";
     homepage = "https://github.com/webrecorder/warcio";
     changelog = "https://github.com/webrecorder/warcio/blob/master/CHANGELIST.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/ward/default.nix b/pkgs/development/python-modules/ward/default.nix
index 9d438d74258f1..f73cae95e25ef 100644
--- a/pkgs/development/python-modules/ward/default.nix
+++ b/pkgs/development/python-modules/ward/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Test framework for Python";
+    mainProgram = "ward";
     homepage = "https://github.com/darrenburns/ward";
     changelog = "https://github.com/darrenburns/ward/releases/tag/release%2F${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/watchdog/default.nix b/pkgs/development/python-modules/watchdog/default.nix
index 4e4f491e23ae5..90e14c78f61c7 100644
--- a/pkgs/development/python-modules/watchdog/default.nix
+++ b/pkgs/development/python-modules/watchdog/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API and shell utilities to monitor file system events";
+    mainProgram = "watchmedo";
     homepage = "https://github.com/gorakhargosh/watchdog";
     changelog = "https://github.com/gorakhargosh/watchdog/blob/v${version}/changelog.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/watchfiles/default.nix b/pkgs/development/python-modules/watchfiles/default.nix
index cb113420006be..47b6e0a4eb26d 100644
--- a/pkgs/development/python-modules/watchfiles/default.nix
+++ b/pkgs/development/python-modules/watchfiles/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File watching and code reload";
+    mainProgram = "watchfiles";
     homepage = "https://watchfiles.helpmanual.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/watchgod/default.nix b/pkgs/development/python-modules/watchgod/default.nix
index fcbddeec2d65e..988fb53601b9f 100644
--- a/pkgs/development/python-modules/watchgod/default.nix
+++ b/pkgs/development/python-modules/watchgod/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple, modern file watching and code reload in python";
+    mainProgram = "watchgod";
     homepage = "https://github.com/samuelcolvin/watchgod";
     license = licenses.mit;
     maintainers = with maintainers; [ globin ];
diff --git a/pkgs/development/python-modules/waterfurnace/default.nix b/pkgs/development/python-modules/waterfurnace/default.nix
index eabd7de20ad07..6b7dce28924f6 100644
--- a/pkgs/development/python-modules/waterfurnace/default.nix
+++ b/pkgs/development/python-modules/waterfurnace/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to waterfurnace geothermal systems";
+    mainProgram = "waterfurnace-debug";
     homepage = "https://github.com/sdague/waterfurnace";
     changelog = "https://github.com/sdague/waterfurnace/blob/v${version}/HISTORY.rst";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/wavedrom/default.nix b/pkgs/development/python-modules/wavedrom/default.nix
index 32fa68a9dabd4..3cf3eb30111cb 100644
--- a/pkgs/development/python-modules/wavedrom/default.nix
+++ b/pkgs/development/python-modules/wavedrom/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "WaveDrom compatible Python command line";
+    mainProgram = "wavedrompy";
     homepage = "https://github.com/wallento/wavedrompy";
     license = licenses.mit;
     maintainers = with maintainers; [ airwoodix ];
diff --git a/pkgs/development/python-modules/weasel/default.nix b/pkgs/development/python-modules/weasel/default.nix
index a5433c81db0ef..7d28d8341d073 100644
--- a/pkgs/development/python-modules/weasel/default.nix
+++ b/pkgs/development/python-modules/weasel/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A small and easy workflow system";
+    mainProgram = "weasel";
     homepage = "https://github.com/explosion/weasel/";
     changelog = "https://github.com/explosion/weasel/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/weasyprint/default.nix b/pkgs/development/python-modules/weasyprint/default.nix
index 403c577d65541..1947566a4c616 100644
--- a/pkgs/development/python-modules/weasyprint/default.nix
+++ b/pkgs/development/python-modules/weasyprint/default.nix
@@ -100,6 +100,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Converts web documents to PDF";
+    mainProgram = "weasyprint";
     homepage = "https://weasyprint.org/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ elohmeier ];
diff --git a/pkgs/development/python-modules/webassets/default.nix b/pkgs/development/python-modules/webassets/default.nix
index 1b1c0f77d4d24..75a127d475ef2 100644
--- a/pkgs/development/python-modules/webassets/default.nix
+++ b/pkgs/development/python-modules/webassets/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Media asset management for Python, with glue code for various web frameworks";
+    mainProgram = "webassets";
     homepage = "https://github.com/miracle2k/webassets/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ abbradar ];
diff --git a/pkgs/development/python-modules/webdataset/default.nix b/pkgs/development/python-modules/webdataset/default.nix
index 786862e44c082..5f18d28f9fbda 100644
--- a/pkgs/development/python-modules/webdataset/default.nix
+++ b/pkgs/development/python-modules/webdataset/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A high-performance Python-based I/O system for large (and small) deep learning problems, with strong support for PyTorch";
+    mainProgram = "widsindex";
     homepage = "https://github.com/webdataset/webdataset";
     license = licenses.bsd3;
     maintainers = with maintainers; [ iynaix ];
diff --git a/pkgs/development/python-modules/webdav4/default.nix b/pkgs/development/python-modules/webdav4/default.nix
index cc353777f632f..831ebbe43dd40 100644
--- a/pkgs/development/python-modules/webdav4/default.nix
+++ b/pkgs/development/python-modules/webdav4/default.nix
@@ -90,6 +90,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for interacting with WebDAV";
+    mainProgram = "dav";
     homepage = "https://skshetry.github.io/webdav4/";
     changelog = "https://github.com/skshetry/webdav4/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/webdavclient3/default.nix b/pkgs/development/python-modules/webdavclient3/default.nix
index e44c1eb292592..0cd96d389bd07 100644
--- a/pkgs/development/python-modules/webdavclient3/default.nix
+++ b/pkgs/development/python-modules/webdavclient3/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy to use WebDAV Client for Python 3.x";
+    mainProgram = "wdc";
     homepage = "https://github.com/ezhov-evgeny/webdav-client-python-3";
     license = licenses.mit;
     maintainers = with maintainers; [ dmrauh ];
diff --git a/pkgs/development/python-modules/websocket-client/default.nix b/pkgs/development/python-modules/websocket-client/default.nix
index f4d33df531445..95fd322729560 100644
--- a/pkgs/development/python-modules/websocket-client/default.nix
+++ b/pkgs/development/python-modules/websocket-client/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Websocket client for Python";
+    mainProgram = "wsdump";
     homepage = "https://github.com/websocket-client/websocket-client";
     changelog = "https://github.com/websocket-client/websocket-client/blob/v${version}/ChangeLog";
     license = licenses.lgpl21Plus;
diff --git a/pkgs/development/python-modules/websockify/default.nix b/pkgs/development/python-modules/websockify/default.nix
index b456de718c7e9..1dd9413792744 100644
--- a/pkgs/development/python-modules/websockify/default.nix
+++ b/pkgs/development/python-modules/websockify/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "WebSockets support for any application/server";
+    mainProgram = "websockify";
     homepage = "https://github.com/kanaka/websockify";
     changelog = "https://github.com/novnc/websockify/releases/tag/v${version}";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/webssh/default.nix b/pkgs/development/python-modules/webssh/default.nix
index dd7fcaa5bcf90..4681b186c9caf 100644
--- a/pkgs/development/python-modules/webssh/default.nix
+++ b/pkgs/development/python-modules/webssh/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Web based SSH client";
+    mainProgram = "wssh";
     homepage = "https://github.com/huashengdun/webssh/";
     changelog = "https://github.com/huashengdun/webssh/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/weconnect-mqtt/default.nix b/pkgs/development/python-modules/weconnect-mqtt/default.nix
index 5e00ef399e613..ffbddd623a7c1 100644
--- a/pkgs/development/python-modules/weconnect-mqtt/default.nix
+++ b/pkgs/development/python-modules/weconnect-mqtt/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client that publishes data from Volkswagen WeConnect";
+    mainProgram = "weconnect-mqtt";
     homepage = "https://github.com/tillsteinbach/WeConnect-mqtt";
     changelog = "https://github.com/tillsteinbach/WeConnect-mqtt/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/west/default.nix b/pkgs/development/python-modules/west/default.nix
index b3cfcaa30b60c..55ad178d0b38e 100644
--- a/pkgs/development/python-modules/west/default.nix
+++ b/pkgs/development/python-modules/west/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Zephyr RTOS meta tool";
+    mainProgram = "west";
     longDescription = ''
       West lets you manage multiple Git repositories under a single directory using a single file,
       called the west manifest file, or manifest for short.
diff --git a/pkgs/development/python-modules/wheel-filename/default.nix b/pkgs/development/python-modules/wheel-filename/default.nix
index 1937d7710f3c5..fd1ec9d946a22 100644
--- a/pkgs/development/python-modules/wheel-filename/default.nix
+++ b/pkgs/development/python-modules/wheel-filename/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parse wheel filenames";
+    mainProgram = "wheel-filename";
     homepage = "https://github.com/jwodder/wheel-filename";
     license = with licenses; [ mit ];
     maintainers = with lib.maintainers; [ ayazhafiz ];
diff --git a/pkgs/development/python-modules/wheel-inspect/default.nix b/pkgs/development/python-modules/wheel-inspect/default.nix
index 17195fa67daee..bf2ff4ece67b0 100644
--- a/pkgs/development/python-modules/wheel-inspect/default.nix
+++ b/pkgs/development/python-modules/wheel-inspect/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Extract information from wheels";
+    mainProgram = "wheel2json";
     homepage = "https://github.com/jwodder/wheel-inspect";
     changelog = "https://github.com/wheelodex/wheel-inspect/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/wheel/default.nix b/pkgs/development/python-modules/wheel/default.nix
index 2b96261905005..14339d2056f3c 100644
--- a/pkgs/development/python-modules/wheel/default.nix
+++ b/pkgs/development/python-modules/wheel/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/pypa/wheel";
     description = "A built-package format for Python";
+    mainProgram = "wheel";
     longDescription = ''
       This library is the reference implementation of the Python wheel packaging standard,
       as defined in PEP 427.
diff --git a/pkgs/development/python-modules/wheezy-template/default.nix b/pkgs/development/python-modules/wheezy-template/default.nix
index ef70345c1a180..0baba9c564e50 100644
--- a/pkgs/development/python-modules/wheezy-template/default.nix
+++ b/pkgs/development/python-modules/wheezy-template/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://wheezytemplate.readthedocs.io/en/latest/";
     description = "A lightweight template library";
+    mainProgram = "wheezy.template";
     license = licenses.mit;
     maintainers = with maintainers; [ lilyinstarlight ];
   };
diff --git a/pkgs/development/python-modules/whispers/default.nix b/pkgs/development/python-modules/whispers/default.nix
index 5106ee3b05566..357d8d271ff49 100644
--- a/pkgs/development/python-modules/whispers/default.nix
+++ b/pkgs/development/python-modules/whispers/default.nix
@@ -86,6 +86,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to identify hardcoded secrets in static structured text";
+    mainProgram = "whispers";
     homepage = "https://github.com/adeptex/whispers";
     changelog = "https://github.com/adeptex/whispers/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/whoisdomain/default.nix b/pkgs/development/python-modules/whoisdomain/default.nix
index 08dd213c3bece..eb28f68c957ce 100644
--- a/pkgs/development/python-modules/whoisdomain/default.nix
+++ b/pkgs/development/python-modules/whoisdomain/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to perform whois lookups";
+    mainProgram = "whoisdomain";
     homepage = "https://github.com/mboot-github/WhoisDomain";
     changelog = "https://github.com/mboot-github/WhoisDomain/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/wifi/default.nix b/pkgs/development/python-modules/wifi/default.nix
index 01a867f008f8b..260f7e8a937f3 100644
--- a/pkgs/development/python-modules/wifi/default.nix
+++ b/pkgs/development/python-modules/wifi/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Provides a command line wrapper for iwlist and /etc/network/interfaces";
+    mainProgram = "wifi";
     homepage = "https://github.com/rockymeza/wifi";
     maintainers = with maintainers; [ rhoriguchi ];
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/wikipedia2vec/default.nix b/pkgs/development/python-modules/wikipedia2vec/default.nix
index f28addf30f4f0..12f7ef753a59e 100644
--- a/pkgs/development/python-modules/wikipedia2vec/default.nix
+++ b/pkgs/development/python-modules/wikipedia2vec/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for learning vector representations of words and entities from Wikipedia";
+    mainProgram = "wikipedia2vec";
     homepage = "https://wikipedia2vec.github.io/wikipedia2vec/";
     changelog = "https://github.com/wikipedia2vec/wikipedia2vec/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/withings-sync/default.nix b/pkgs/development/python-modules/withings-sync/default.nix
index bf6c2153c7e03..6200082bc9fd1 100644
--- a/pkgs/development/python-modules/withings-sync/default.nix
+++ b/pkgs/development/python-modules/withings-sync/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Synchronisation of Withings weight";
+    mainProgram = "withings-sync";
     homepage = "https://github.com/jaroslawhartman/withings-sync";
     changelog = "https://github.com/jaroslawhartman/withings-sync/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/woob/default.nix b/pkgs/development/python-modules/woob/default.nix
index 72f390df41f54..1a3b11c2d7d54 100644
--- a/pkgs/development/python-modules/woob/default.nix
+++ b/pkgs/development/python-modules/woob/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Collection of applications and APIs to interact with websites";
+    mainProgram = "woob";
     homepage = "https://woob.tech";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ DamienCassou ];
diff --git a/pkgs/development/python-modules/woodblock/default.nix b/pkgs/development/python-modules/woodblock/default.nix
index 8dde484494e82..cb0d5bab3df12 100644
--- a/pkgs/development/python-modules/woodblock/default.nix
+++ b/pkgs/development/python-modules/woodblock/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A framework to generate file carving test data";
+    mainProgram = "woodblock";
     homepage = "https://github.com/fkie-cad/woodblock";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/wordcloud/default.nix b/pkgs/development/python-modules/wordcloud/default.nix
index 1bca71009a993..ade7ca6208e44 100644
--- a/pkgs/development/python-modules/wordcloud/default.nix
+++ b/pkgs/development/python-modules/wordcloud/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Word cloud generator in Python";
+    mainProgram = "wordcloud_cli";
     homepage = "https://github.com/amueller/word_cloud";
     changelog = "https://github.com/amueller/word_cloud/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/wsgidav/default.nix b/pkgs/development/python-modules/wsgidav/default.nix
index bff7c88f1463a..e9f65687a3ee2 100644
--- a/pkgs/development/python-modules/wsgidav/default.nix
+++ b/pkgs/development/python-modules/wsgidav/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generic and extendable WebDAV server based on WSGI";
+    mainProgram = "wsgidav";
     homepage = "https://wsgidav.readthedocs.io/";
     changelog = "https://github.com/mar10/wsgidav/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/xattr/default.nix b/pkgs/development/python-modules/xattr/default.nix
index 3ef8332cae216..6d24e5dffc8f1 100644
--- a/pkgs/development/python-modules/xattr/default.nix
+++ b/pkgs/development/python-modules/xattr/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for extended filesystem attributes";
+    mainProgram = "xattr";
     homepage = "https://github.com/xattr/xattr";
     changelog = "https://github.com/xattr/xattr/blob/v${version}/CHANGES.txt";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/xdot/default.nix b/pkgs/development/python-modules/xdot/default.nix
index 5f4970f4fd135..f0bfe71fcbb02 100644
--- a/pkgs/development/python-modules/xdot/default.nix
+++ b/pkgs/development/python-modules/xdot/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An interactive viewer for graphs written in Graphviz's dot";
+    mainProgram = "xdot";
     homepage = "https://github.com/jrfonseca/xdot.py";
     license = licenses.lgpl3Plus;
   };
diff --git a/pkgs/development/python-modules/xkcdpass/default.nix b/pkgs/development/python-modules/xkcdpass/default.nix
index 7ae231f03f893..3c5a946935ab1 100644
--- a/pkgs/development/python-modules/xkcdpass/default.nix
+++ b/pkgs/development/python-modules/xkcdpass/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate secure multiword passwords/passphrases, inspired by XKCD";
+    mainProgram = "xkcdpass";
     homepage = "https://github.com/redacted/XKCD-password-generator";
     license = licenses.bsd3;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/xlrd/default.nix b/pkgs/development/python-modules/xlrd/default.nix
index 8b2612f59af2b..ce17ca1502ad0 100644
--- a/pkgs/development/python-modules/xlrd/default.nix
+++ b/pkgs/development/python-modules/xlrd/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://www.python-excel.org/";
     description = "Library for developers to extract data from Microsoft Excel (tm) spreadsheet files";
+    mainProgram = "runxlrd.py";
     license = licenses.bsd0;
   };
 
diff --git a/pkgs/development/python-modules/xlsx2csv/default.nix b/pkgs/development/python-modules/xlsx2csv/default.nix
index fec07f101cd88..5d4b37342f6ff 100644
--- a/pkgs/development/python-modules/xlsx2csv/default.nix
+++ b/pkgs/development/python-modules/xlsx2csv/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/dilshod/xlsx2csv";
     description = "Convert xlsx to csv";
+    mainProgram = "xlsx2csv";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jb55 ];
   };
diff --git a/pkgs/development/python-modules/xlsxwriter/default.nix b/pkgs/development/python-modules/xlsxwriter/default.nix
index 5bd96b3aa1b63..9eb6c83716aab 100644
--- a/pkgs/development/python-modules/xlsxwriter/default.nix
+++ b/pkgs/development/python-modules/xlsxwriter/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for creating Excel XLSX files";
+    mainProgram = "vba_extract.py";
     homepage = "https://xlsxwriter.readthedocs.io/";
     changelog = "https://xlsxwriter.readthedocs.io/changes.html";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/xml2rfc/default.nix b/pkgs/development/python-modules/xml2rfc/default.nix
index f07ead0b3f086..fd027903d7149 100644
--- a/pkgs/development/python-modules/xml2rfc/default.nix
+++ b/pkgs/development/python-modules/xml2rfc/default.nix
@@ -87,6 +87,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool generating IETF RFCs and drafts from XML sources";
+    mainProgram = "xml2rfc";
     homepage = "https://github.com/ietf-tools/xml2rfc";
     changelog = "https://github.com/ietf-tools/xml2rfc/blob/v${version}/CHANGELOG.md";
     # Well, parts might be considered unfree, if being strict; see:
diff --git a/pkgs/development/python-modules/xmljson/default.nix b/pkgs/development/python-modules/xmljson/default.nix
index dee35921e41eb..441a0e571dc2a 100644
--- a/pkgs/development/python-modules/xmljson/default.nix
+++ b/pkgs/development/python-modules/xmljson/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Converts XML into dictionary structures and vice-versa";
+    mainProgram = "xml2json";
     homepage = "https://github.com/sanand0/xmljson";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ rakesh4g ];
diff --git a/pkgs/development/python-modules/xsdata/default.nix b/pkgs/development/python-modules/xsdata/default.nix
index 097c2e1cc07c4..b57fff4a94f03 100644
--- a/pkgs/development/python-modules/xsdata/default.nix
+++ b/pkgs/development/python-modules/xsdata/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Naive XML & JSON bindings for Python";
+    mainProgram = "xsdata";
     homepage = "https://github.com/tefra/xsdata";
     changelog = "https://github.com/tefra/xsdata/blob/${src.rev}/CHANGES.md";
     license = lib.licenses.mit;
diff --git a/pkgs/development/python-modules/yamale/default.nix b/pkgs/development/python-modules/yamale/default.nix
index f4e90d649a712..6b018ee5bf66f 100644
--- a/pkgs/development/python-modules/yamale/default.nix
+++ b/pkgs/development/python-modules/yamale/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A schema and validator for YAML";
+    mainProgram = "yamale";
     homepage = "https://github.com/23andMe/Yamale";
     license = licenses.mit;
     maintainers = with maintainers; [ rtburns-jpl ];
diff --git a/pkgs/development/python-modules/yamllint/default.nix b/pkgs/development/python-modules/yamllint/default.nix
index 9200d7d508acc..79687d6cf6214 100644
--- a/pkgs/development/python-modules/yamllint/default.nix
+++ b/pkgs/development/python-modules/yamllint/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A linter for YAML files";
+    mainProgram = "yamllint";
     homepage = "https://github.com/adrienverge/yamllint";
     changelog = "https://github.com/adrienverge/yamllint/blob/v${version}/CHANGELOG.rst";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/yangson/default.nix b/pkgs/development/python-modules/yangson/default.nix
index d402f1478b162..93cd5545c10c5 100644
--- a/pkgs/development/python-modules/yangson/default.nix
+++ b/pkgs/development/python-modules/yangson/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for working with data modelled in YANG";
+    mainProgram = "yangson";
     homepage = "https://github.com/CZ-NIC/yangson";
     license = with licenses; [
       gpl3Plus
diff --git a/pkgs/development/python-modules/yappi/default.nix b/pkgs/development/python-modules/yappi/default.nix
index 1e20c1ba2eab7..7160245e8ec0d 100644
--- a/pkgs/development/python-modules/yappi/default.nix
+++ b/pkgs/development/python-modules/yappi/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python profiler that supports multithreading and measuring CPU time";
+    mainProgram = "yappi";
     homepage = "https://github.com/sumerc/yappi";
     license = licenses.mit;
     maintainers = with maintainers; [ orivej ];
diff --git a/pkgs/development/python-modules/yark/default.nix b/pkgs/development/python-modules/yark/default.nix
index 7bbf5288cf265..cdcd1ab08afd9 100644
--- a/pkgs/development/python-modules/yark/default.nix
+++ b/pkgs/development/python-modules/yark/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for YouTube archiving";
+    mainProgram = "yark";
     homepage = "https://github.com/Owez/yark";
     changelog = "https://github.com/Owez/yark/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/yasi/default.nix b/pkgs/development/python-modules/yasi/default.nix
index 08068ed6b6b41..dbcbfe1a5378a 100644
--- a/pkgs/development/python-modules/yasi/default.nix
+++ b/pkgs/development/python-modules/yasi/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A dialect-aware s-expression indenter written in Python and newLISP";
+    mainProgram = "yasi";
     homepage = "https://github.com/nkmathew/yasi-sexp-indenter";
     changelog = "https://github.com/nkmathew/yasi-sexp-indenter/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/yaswfp/default.nix b/pkgs/development/python-modules/yaswfp/default.nix
index f4f6b8bc22be3..65542562df940 100644
--- a/pkgs/development/python-modules/yaswfp/default.nix
+++ b/pkgs/development/python-modules/yaswfp/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python SWF Parser";
+    mainProgram = "swfparser";
     homepage = "https://github.com/facundobatista/yaswfp";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ydiff/default.nix b/pkgs/development/python-modules/ydiff/default.nix
index 46c9f1a3d7a96..04f9be193aac1 100644
--- a/pkgs/development/python-modules/ydiff/default.nix
+++ b/pkgs/development/python-modules/ydiff/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "View colored, incremental diff in workspace or from stdin with side by side and auto pager support (Was \"cdiff\")";
+    mainProgram = "ydiff";
     longDescription = ''
       Term based tool to view colored, incremental diff in a version
       controlled workspace (supports Git, Mercurial, Perforce and Svn
diff --git a/pkgs/development/python-modules/yfinance/default.nix b/pkgs/development/python-modules/yfinance/default.nix
index 06db089ca8356..18e86dc161021 100644
--- a/pkgs/development/python-modules/yfinance/default.nix
+++ b/pkgs/development/python-modules/yfinance/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to doiwnload Yahoo! Finance market data";
+    mainProgram = "sample";
     homepage = "https://github.com/ranaroussi/yfinance";
     changelog = "https://github.com/ranaroussi/yfinance/blob/${version}/CHANGELOG.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/youtokentome/default.nix b/pkgs/development/python-modules/youtokentome/default.nix
index 2adb7480f9069..0dfe0336c056b 100644
--- a/pkgs/development/python-modules/youtokentome/default.nix
+++ b/pkgs/development/python-modules/youtokentome/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Unsupervised text tokenizer";
+    mainProgram = "yttm";
     homepage = "https://github.com/VKCOM/YouTokenToMe";
     changelog = "https://github.com/VKCOM/YouTokenToMe/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/youtube-transcript-api/default.nix b/pkgs/development/python-modules/youtube-transcript-api/default.nix
index 79d9c4a174b89..e76038267a804 100644
--- a/pkgs/development/python-modules/youtube-transcript-api/default.nix
+++ b/pkgs/development/python-modules/youtube-transcript-api/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API which allows you to get the transcripts/subtitles for a given YouTube video";
+    mainProgram = "youtube_transcript_api";
     homepage = "https://github.com/jdepoix/youtube-transcript-api";
     changelog = "https://github.com/jdepoix/youtube-transcript-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/yowsup/default.nix b/pkgs/development/python-modules/yowsup/default.nix
index 1754dab10d36b..bc79ff51823f1 100644
--- a/pkgs/development/python-modules/yowsup/default.nix
+++ b/pkgs/development/python-modules/yowsup/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/tgalal/yowsup";
     description = "The python WhatsApp library";
+    mainProgram = "yowsup-cli";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/yte/default.nix b/pkgs/development/python-modules/yte/default.nix
index 3056659cacbf0..6b8bcfb95be1b 100644
--- a/pkgs/development/python-modules/yte/default.nix
+++ b/pkgs/development/python-modules/yte/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "YAML template engine with Python expressions";
+    mainProgram = "yte";
     homepage = "https://github.com/koesterlab/yte";
     changelog = "https://github.com/yte-template-engine/yte/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/ytmusicapi/default.nix b/pkgs/development/python-modules/ytmusicapi/default.nix
index 41e8f3c4248a5..3807380083616 100644
--- a/pkgs/development/python-modules/ytmusicapi/default.nix
+++ b/pkgs/development/python-modules/ytmusicapi/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for YouTube Music";
+    mainProgram = "ytmusicapi";
     homepage = "https://github.com/sigma67/ytmusicapi";
     changelog = "https://github.com/sigma67/ytmusicapi/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/z3c-checkversions/default.nix b/pkgs/development/python-modules/z3c-checkversions/default.nix
index 25b0fb7ba9e6a..9f6a7ed4258ea 100644
--- a/pkgs/development/python-modules/z3c-checkversions/default.nix
+++ b/pkgs/development/python-modules/z3c-checkversions/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/zopefoundation/z3c.checkversions";
     changelog = "https://github.com/zopefoundation/z3c.checkversions/blob/${version}/CHANGES.rst";
     description = "Find newer package versions on PyPI";
+    mainProgram = "checkversions";
     license = licenses.zpl21;
   };
 }
diff --git a/pkgs/development/python-modules/zcbor/default.nix b/pkgs/development/python-modules/zcbor/default.nix
index 9bce9e925c1d6..0ac5f5323b64a 100644
--- a/pkgs/development/python-modules/zcbor/default.nix
+++ b/pkgs/development/python-modules/zcbor/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A low footprint CBOR library in the C language (C++ compatible), tailored for use in microcontrollers";
+    mainProgram = "zcbor";
     homepage = "https://pypi.org/project/zcbor/";
     changelog = "https://github.com/NordicSemiconductor/zcbor/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/zdaemon/default.nix b/pkgs/development/python-modules/zdaemon/default.nix
index 4434ceb095451..54c096b642574 100644
--- a/pkgs/development/python-modules/zdaemon/default.nix
+++ b/pkgs/development/python-modules/zdaemon/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A daemon process control library and tools for Unix-based systems";
+    mainProgram = "zdaemon";
     homepage = "https://pypi.python.org/pypi/zdaemon";
     changelog = "https://github.com/zopefoundation/zdaemon/blob/${version}/CHANGES.rst";
     license = licenses.zpl21;
diff --git a/pkgs/development/python-modules/zeroc-ice/default.nix b/pkgs/development/python-modules/zeroc-ice/default.nix
index 39ee5b6cba7d4..d68c90edd1616 100644
--- a/pkgs/development/python-modules/zeroc-ice/default.nix
+++ b/pkgs/development/python-modules/zeroc-ice/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
     homepage = "https://zeroc.com/";
     license = licenses.gpl2;
     description = "Comprehensive RPC framework with support for Python, C++, .NET, Java, JavaScript and more.";
+    mainProgram = "slice2py";
     maintainers = with maintainers; [ abbradar ];
   };
 }
diff --git a/pkgs/development/python-modules/zerorpc/default.nix b/pkgs/development/python-modules/zerorpc/default.nix
index 0cc61ac695e23..3734496531a1a 100644
--- a/pkgs/development/python-modules/zerorpc/default.nix
+++ b/pkgs/development/python-modules/zerorpc/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An easy to use, intuitive, and cross-language RPC";
+    mainProgram = "zerorpc";
     homepage = "https://www.zerorpc.io";
     license = licenses.mit;
     maintainers = with maintainers; [ xeji ];
diff --git a/pkgs/development/python-modules/zipstream-ng/default.nix b/pkgs/development/python-modules/zipstream-ng/default.nix
index fe6e8771c057a..d4972f70e4508 100644
--- a/pkgs/development/python-modules/zipstream-ng/default.nix
+++ b/pkgs/development/python-modules/zipstream-ng/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to generate streamable zip files";
+    mainProgram = "zipserver";
     longDescription = ''
       A modern and easy to use streamable zip file generator. It can package and stream many files
       and folders on the fly without needing temporary files or excessive memory
diff --git a/pkgs/development/python-modules/zope-testrunner/default.nix b/pkgs/development/python-modules/zope-testrunner/default.nix
index 742adb082fad0..0f91e35462b5b 100644
--- a/pkgs/development/python-modules/zope-testrunner/default.nix
+++ b/pkgs/development/python-modules/zope-testrunner/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A flexible test runner with layer support";
+    mainProgram = "zope-testrunner";
     homepage = "https://pypi.python.org/pypi/zope.testrunner";
     license = licenses.zpl20;
     maintainers = [ maintainers.goibhniu ];
diff --git a/pkgs/development/python-modules/zwave-js-server-python/default.nix b/pkgs/development/python-modules/zwave-js-server-python/default.nix
index bd5db6bf2baf6..8ebdf0f596f64 100644
--- a/pkgs/development/python-modules/zwave-js-server-python/default.nix
+++ b/pkgs/development/python-modules/zwave-js-server-python/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for zwave-js-server";
+    mainProgram = "zwave-js-server-python";
     homepage = "https://github.com/home-assistant-libs/zwave-js-server-python";
     changelog = "https://github.com/home-assistant-libs/zwave-js-server-python/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/zxcvbn/default.nix b/pkgs/development/python-modules/zxcvbn/default.nix
index e9a8f32700c60..91b9d03ccc2eb 100644
--- a/pkgs/development/python-modules/zxcvbn/default.nix
+++ b/pkgs/development/python-modules/zxcvbn/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of Dropbox's realistic password strength estimator";
+    mainProgram = "zxcvbn";
     homepage = "https://github.com/dwolfhub/zxcvbn-python";
     license = licenses.mit;
     maintainers = [ maintainers.marsam ];