1{ lib, buildPythonPackage, fetchPypi, cython, libyaml, buildPackages }:
2
3buildPythonPackage rec {
4 pname = "PyYAML";
5 version = "5.1.1";
6
7 src = fetchPypi {
8 inherit pname version;
9 sha256 = "b4bb4d3f5e232425e25dda21c070ce05168a786ac9eda43768ab7f3ac2770955";
10 };
11
12 # force regeneration using Cython
13 postPatch = ''
14 rm ext/_yaml.c
15 '';
16
17 nativeBuildInputs = [ cython buildPackages.stdenv.cc ];
18
19 buildInputs = [ libyaml ];
20
21 meta = with lib; {
22 description = "The next generation YAML parser and emitter for Python";
23 homepage = https://github.com/yaml/pyyaml;
24 license = licenses.mit;
25 maintainers = with maintainers; [ dotlambda ];
26 };
27}