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pythonPackages: fix editable setuptools installations

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This commit is contained in:
Frederik Rietdijk 2021-03-23 11:27:27 +01:00
parent 13465b16c8
commit 7a65bb76f1
1 changed files with 7 additions and 0 deletions
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pkgs/development/interpreters/python/hooks/setuptools-build-hook.sh
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@ -31,6 +31,13 @@ setuptoolsShellHook() {
mkdir -p "$tmp_path/@pythonSitePackages@" mkdir -p "$tmp_path/@pythonSitePackages@"
eval "@pythonInterpreter@ -m pip install -e . --prefix $tmp_path \ eval "@pythonInterpreter@ -m pip install -e . --prefix $tmp_path \
--no-build-isolation >&2" --no-build-isolation >&2"
# Process pth file installed in tmp path. This allows one to
# actually import the editable installation. Note site.addsitedir
# appends, not prepends, new paths. Hence, it is not possible to override
# an existing installation of the package.
# https://github.com/pypa/setuptools/issues/2612
export NIX_PYTHONPATH="$tmp_path/@pythonSitePackages@:${NIX_PYTHONPATH-}"
fi fi
runHook postShellHook runHook postShellHook