forked from mirrors/nixpkgs
53 lines
1.6 KiB
Nix
53 lines
1.6 KiB
Nix
|
# This function provides specific bits for building a setuptools-based Python package.
|
||
|
|
|
||
|
|
{ lib
|
||
|
|
, python
|
||
|
|
}:
|
||
|
|
|
||
|
|
{
|
||
|
|
# passed to "python setup.py build_ext"
|
||
|
|
# https://github.com/pypa/pip/issues/881
|
||
|
|
# Rename to `buildOptions` because it is not setuptools specific?
|
||
|
|
setupPyBuildFlags ? []
|
||
|
|
# Execute before shell hook
|
||
|
|
, preShellHook ? ""
|
||
|
|
# Execute after shell hook
|
||
|
|
, postShellHook ? ""
|
||
|
|
, ... } @ attrs:
|
||
|
|
|
||
|
|
let
|
||
|
|
options = lib.concatMapStringsSep " " (option: "--global-option ${option}") setupPyBuildFlags;
|
||
|
|
in attrs // {
|
||
|
|
buildPhase = attrs.buildPhase or ''
|
||
|
|
runHook preBuild
|
||
|
|
mkdir -p dist
|
||
|
|
echo "Creating a wheel..."
|
||
|
|
${python.pythonForBuild.interpreter} -m pip wheel --no-index --no-deps --no-clean --no-build-isolation --wheel-dir dist ${options} .
|
||
|
|
echo "Finished creating a wheel..."
|
||
|
|
runHook postBuild
|
||
|
|
'';
|
||
|
|
|
||
|
|
installCheckPhase = ''
|
||
|
|
runHook preCheck
|
||
|
|
echo "No checkPhase defined. Either provide a checkPhase or disable tests in case tests are not available."; exit 1
|
||
|
|
runHook postCheck
|
||
|
|
'';
|
||
|
|
|
||
|
|
# With Python it's a common idiom to run the tests
|
||
|
|
# after the software has been installed.
|
||
|
|
doCheck = attrs.doCheck or true;
|
||
|
|
|
||
|
|
shellHook = attrs.shellHook or ''
|
||
|
|
${preShellHook}
|
||
|
|
# Long-term setup.py should be dropped.
|
||
|
|
if [ -e pyproject.toml ]; then
|
||
|
|
tmp_path=$(mktemp -d)
|
||
|
|
export PATH="$tmp_path/bin:$PATH"
|
||
|
|
export PYTHONPATH="$tmp_path/${python.pythonForBuild.sitePackages}:$PYTHONPATH"
|
||
|
|
mkdir -p $tmp_path/${python.pythonForBuild.sitePackages}
|
||
|
|
${python.pythonForBuild.pkgs.bootstrapped-pip}/bin/pip install -e . --prefix $tmp_path >&2
|
||
|
|
fi
|
||
|
|
${postShellHook}
|
||
|
|
'';
|
||
|
|
|
||
|
|
}
|