106 lines
2.8 KiB
Nix
106 lines
2.8 KiB
Nix
{ stdenv, fetchFromGitHub, fetchurl, pythonPackages, zip, makeWrapper, nix, nix-prefetch-git
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, nix-prefetch-hg
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}:
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let
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version = "1.8.1";
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src = fetchFromGitHub {
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owner = "garbas";
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repo = "pypi2nix";
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rev = "v${version}";
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sha256 = "039a2ys7ijzi2sa2haa6a8lbhncvd1wfsi6gcy9vm02gi31ghzyb";
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};
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click = fetchurl {
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url = "https://pypi.python.org/packages/95/d9/c3336b6b5711c3ab9d1d3a80f1a3e2afeb9d8c02a7166462f6cc96570897/click-6.7.tar.gz";
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sha256 = "02qkfpykbq35id8glfgwc38yc430427yd05z1wc5cnld8zgicmgi";
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};
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requests = fetchurl {
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url = "https://pypi.python.org/packages/16/09/37b69de7c924d318e51ece1c4ceb679bf93be9d05973bb30c35babd596e2/requests-2.13.0.tar.gz";
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sha256 = "1s0wg4any4dsv5l3hqjxqk2zgb7pdbqhy9rhc8kh3aigfq4ws8jp";
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};
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in stdenv.mkDerivation rec {
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name = "pypi2nix-${version}";
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srcs = [
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src
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click
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requests
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];
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buildInputs = [
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pythonPackages.python pythonPackages.flake8
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zip makeWrapper nix.out nix-prefetch-git nix-prefetch-hg
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];
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sourceRoot = ".";
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postUnpack = ''
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mkdir -p $out/pkgs
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mv click-*/click $out/pkgs/click
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mv requests-*/requests $out/pkgs/
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if [ "$IN_NIX_SHELL" != "1" ]; then
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if [ -e git-export ]; then
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mv git-export/src/pypi2nix $out/pkgs/pypi2nix
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else
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mv pypi2nix*/src/pypi2nix $out/pkgs/pypi2nix
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fi
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fi
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'';
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patchPhase = ''
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sed -i -e "s|default='nix-shell',|default='${nix.out}/bin/nix-shell',|" $out/pkgs/pypi2nix/cli.py
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sed -i -e "s|nix-prefetch-git|${nix-prefetch-git}/bin/nix-prefetch-git|" $out/pkgs/pypi2nix/stage2.py
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sed -i -e "s|nix-prefetch-hg|${nix-prefetch-hg}/bin/nix-prefetch-hg|" $out/pkgs/pypi2nix/stage2.py
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'';
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commonPhase = ''
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mkdir -p $out/bin
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echo "#!${pythonPackages.python.interpreter}" > $out/bin/pypi2nix
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echo "import pypi2nix.cli" >> $out/bin/pypi2nix
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echo "pypi2nix.cli.main()" >> $out/bin/pypi2nix
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chmod +x $out/bin/pypi2nix
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export PYTHONPATH=$out/pkgs:$PYTHONPATH
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'';
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# flake8 doesn't run on python3
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doCheck = false;
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checkPhase = ''
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flake8 ${src}/src
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'';
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installPhase = commonPhase + ''
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wrapProgram $out/bin/pypi2nix \
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--prefix PYTHONPATH : "$PYTHONPATH" \
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--prefix PATH : "${nix-prefetch-git}/bin:${nix-prefetch-hg}/bin"
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'';
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shellHook = ''
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export home=`pwd`
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export out=/tmp/`pwd | md5sum | cut -f 1 -d " "`-$name
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rm -rf $out
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mkdir -p $out
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cd $out
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runHook unpackPhase
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runHook commonPhase
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cd $home
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export PATH=$out/bin:$PATH
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export PYTHONPATH=`pwd`/src:$PYTHONPATH
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'';
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meta = {
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homepage = https://github.com/garbas/pypi2nix;
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description = "A tool that generates nix expressions for your python packages, so you don't have to.";
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maintainers = with stdenv.lib.maintainers; [ garbas ];
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};
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}
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