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|
# For debugging, run in this directory:
# nix eval --impure --raw --expr 'import ./python-interpreter-table.nix {}'
{ pkgs ? (import ../.. { config = { }; overlays = []; }) }:
let
lib = pkgs.lib;
inherit (lib.attrsets) attrNames filterAttrs;
inherit (lib.lists) elem filter map naturalSort reverseList;
inherit (lib.strings) concatStringsSep;
isPythonInterpreter = name:
/* NB: Package names that don't follow the regular expression:
- `python-cosmopolitan` is not part of `pkgs.pythonInterpreters`.
- `_prebuilt` interpreters are used for bootstrapping internally.
- `python3Minimal` contains python packages, left behind conservatively.
- `rustpython` lacks `pythonVersion` and `implementation`.
*/
(lib.strings.match "(pypy|python)([[:digit:]]*)" name) != null;
interpreterName = pname:
let
cuteName = {
cpython = "CPython";
pypy = "PyPy";
};
interpreter = pkgs.${pname};
in
"${cuteName.${interpreter.implementation}} ${interpreter.pythonVersion}";
interpreters = reverseList (naturalSort (
filter isPythonInterpreter (attrNames pkgs.pythonInterpreters)
));
aliases = pname:
attrNames (
filterAttrs (name: value:
isPythonInterpreter name
&& name != pname
&& interpreterName name == interpreterName pname
) pkgs
);
result = map (pname: {
inherit pname;
aliases = aliases pname;
interpreter = interpreterName pname;
}) interpreters;
toMarkdown = data:
let
line = package: ''
| ${package.pname} | ${join ", " package.aliases or [ ]} | ${package.interpreter} |
'';
in
join "" (map line data);
join = lib.strings.concatStringsSep;
in
''
| Package | Aliases | Interpeter |
|---------|---------|------------|
${toMarkdown result}
''
|
