{ lib, pythonOlder, fetchFromGitHub, meson, ninja, buildPythonPackage, pytestCheckHook, pkg-config, cairo, libxcrypt, python, }: buildPythonPackage rec { pname = "pycairo"; version = "1.27.0"; disabled = pythonOlder "3.6"; format = "other"; src = fetchFromGitHub { owner = "pygobject"; repo = "pycairo"; tag = "v${version}"; hash = "sha256-P9AC8+WlokAxoy6KTJqAz7kOYK/FQVjIKWuj8jQw2OA="; }; nativeBuildInputs = [ meson ninja pkg-config ]; buildInputs = [ cairo ] ++ lib.optionals (pythonOlder "3.9") [ libxcrypt ]; nativeCheckInputs = [ pytestCheckHook ]; # Cairo tries to load system fonts by default. # It's surfaced as a Cairo "out of memory" error in tests. __impureHostDeps = [ "/System/Library/Fonts" ]; mesonFlags = [ # This is only used for figuring out what version of Python is in # use, and related stuff like figuring out what the install prefix # should be, but it does need to be able to execute Python code. "-Dpython=${python.pythonOnBuildForHost.interpreter}" ]; meta = with lib; { description = "Python 3 bindings for cairo"; homepage = "https://pycairo.readthedocs.io/"; license = with licenses; [ lgpl21Only mpl11 ]; platforms = platforms.unix; }; }