Merge pull request #312485 from RaghavSood/pypng/fix-darwin-build

    setuptools

  ];

  pythonImportsCheck = [ "png" ];

  patches = [

    # pngsuite is imported by code/test_png.py but is not defined in

    # setup.cfg, so it isn't built - this adds it to py_modules

    ./setup-cfg-pngsuite.patch

  ];

  # allow tests to use the binaries produced by this package

  preCheck = ''

    export PATH="$out/bin:$PATH"

  '';

  pythonImportsCheck = [ "png" "pngsuite" ];

  nativeCheckInputs = [ pytestCheckHook ];

diff --git a/setup.cfg b/setup.cfg

index 04bba8a..db159d2 100644

--- a/setup.cfg

+++ b/setup.cfg

@@ -28,6 +28,7 @@ package_dir =

        = code

 py_modules =

     png

+    pngsuite

 scripts =

     code/prichunkpng

     code/pricolpng