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| -rw-r--r-- | doc/languages-frameworks/python.section.md | 20 |
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diff --git a/doc/languages-frameworks/python.section.md b/doc/languages-frameworks/python.section.md index 7df8464917cf1..7fb8ba2e7c278 100644 --- a/doc/languages-frameworks/python.section.md +++ b/doc/languages-frameworks/python.section.md @@ -1664,6 +1664,26 @@ self: super: { } ``` +### How to override a Python package for all Python versions using extensions? {#how-to-override-a-python-package-for-all-python-versions-using-extensions} + +The following overlay overrides the call to `buildPythonPackage` for the +`foo` package for all interpreters by appending a Python extension to the +`pythonPackagesExtensions` list of extensions. + +```nix +final: prev: { + pythonPackagesExtensions = prev.pythonPackagesExtensions ++ [ + ( + python-final: python-prev: { + foo = python-prev.foo.overridePythonAttrs (oldAttrs: { + ... + }); + } + ) + ]; +} +``` + ### How to use Intel’s MKL with numpy and scipy? {#how-to-use-intels-mkl-with-numpy-and-scipy} MKL can be configured using an overlay. See the section "[Using overlays to |