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{ lib
, buildPythonPackage
, fetchFromGitHub
, substituteAll
, graphviz
, makeFontsConf
, freefont_ttf
, mock
, pytestCheckHook
, pytest-mock
}:
buildPythonPackage rec {
pname = "graphviz";
version = "0.16";
# patch does not apply to PyPI tarball due to different line endings
src = fetchFromGitHub {
owner = "xflr6";
repo = "graphviz";
rev = version;
sha256 = "147vi60mi57z623lhllwwzczzicv2iwj1yrmllj5xx5788i73j6g";
};
patches = [
(substituteAll {
src = ./hardcode-graphviz-path.patch;
inherit graphviz;
})
];
postPatch = ''
sed -i "/--cov/d" setup.cfg
'';
# Fontconfig error: Cannot load default config file
FONTCONFIG_FILE = makeFontsConf {
fontDirectories = [ freefont_ttf ];
};
checkInputs = [ mock pytestCheckHook pytest-mock ];
preCheck = ''
export HOME=$TMPDIR
'';
meta = with lib; {
description = "Simple Python interface for Graphviz";
homepage = "https://github.com/xflr6/graphviz";
license = licenses.mit;
maintainers = with maintainers; [ dotlambda ];
};
}
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