nixpkgs/pkgs/development/tools/pypi2nix/default.nix
2016-12-23 23:45:03 +01:00

90 lines
2.4 KiB
Nix

{ stdenv, fetchurl, python, zip, makeWrapper, nix, nix-prefetch-scripts
}:
let
version = "1.6.0";
src = fetchurl {
url = "https://github.com/garbas/pypi2nix/archive/v${version}.tar.gz";
sha256 = "08iad1ad2gnvsnd66ddw3lff19ms2yly4iq63c8800j603d0pdhn";
};
click = fetchurl {
url = "https://pypi.python.org/packages/7a/00/c14926d8232b36b08218067bcd5853caefb4737cda3f0a47437151344792/click-6.6.tar.gz";
sha256 = "1sggipyz52crrybwbr9xvwxd4aqigvplf53k9w3ygxmzivd1jsnc";
};
requests = fetchurl {
url = "https://pypi.python.org/packages/5b/0b/34be574b1ec997247796e5d516f3a6b6509c4e064f2885a96ed885ce7579/requests-2.12.4.tar.gz";
sha256 = "0d5fwxmw4ibynk3imph3n4n84m0n3ib1vj339fxhkqri0qd4767d";
};
in stdenv.mkDerivation rec {
name = "pypi2nix-${version}";
srcs = [
src
click
requests
];
buildInputs = [ python zip makeWrapper nix.out nix-prefetch-scripts ];
sourceRoot = ".";
postUnpack = ''
mkdir -p $out/pkgs
mv click-*/click $out/pkgs/click
mv requests-*/requests $out/pkgs/
if [ "$IN_NIX_SHELL" != "1" ]; then
if [ -e git-export ]; then
mv git-export/src/pypi2nix $out/pkgs/pypi2nix
else
mv pypi2nix*/src/pypi2nix $out/pkgs/pypi2nix
fi
fi
'';
patchPhase = ''
sed -i -e "s|default='nix-shell',|default='${nix.out}/bin/nix-shell',|" $out/pkgs/pypi2nix/cli.py
sed -i -e "s|nix-prefetch-git|${nix-prefetch-scripts}/bin/nix-prefetch-git|" $out/pkgs/pypi2nix/stage2.py
'';
commonPhase = ''
mkdir -p $out/bin
echo "#!${python.interpreter}" > $out/bin/pypi2nix
echo "import pypi2nix.cli" >> $out/bin/pypi2nix
echo "pypi2nix.cli.main()" >> $out/bin/pypi2nix
chmod +x $out/bin/pypi2nix
export PYTHONPATH=$out/pkgs:$PYTHONPATH
'';
installPhase = commonPhase + ''
wrapProgram $out/bin/pypi2nix --prefix PYTHONPATH : "$PYTHONPATH"
'';
shellHook = ''
export home=`pwd`
export out=/tmp/`pwd | md5sum | cut -f 1 -d " "`-$name
rm -rf $out
mkdir -p $out
cd $out
runHook unpackPhase
runHook commonPhase
cd $home
export PATH=$out/bin:$PATH
export PYTHONPATH=`pwd`/src:$PYTHONPATH
'';
meta = {
homepage = https://github.com/garbas/pypi2nix;
description = "A tool that generates nix expressions for your python packages, so you don't have to.";
maintainers = with stdenv.lib.maintainers; [ garbas ];
};
}