test_resources.py 文件源码

def test_environment_marker_evaluation_positive(self):
        ad = pkg_resources.Environment([])
        ws = WorkingSet([])
        Foo = Distribution.from_filename("/foo_dir/Foo-1.2.dist-info")
        ad.add(Foo)
        res = ws.resolve(parse_requirements("Foo;python_version>='2'"), ad)
        assert list(res) == [Foo]