def load_pip_requirements(self, files_map=None, freeze=True):
        if files_map is None:
            files_map = self.default_pip_files
        for group, requirements_txt in files_map.items():
            path = Path(requirements_txt)
            if not path.exists() and group.lower() == "all" and freeze:
                cmd = envoy.run("pip freeze")
                self[group].loads(cmd.std_out)
            elif path.exists():
                self[group].load(path)
def test_rule_300(self):
        oRule = iteration_scheme.rule_300()
        self.assertTrue(oRule)
        self.assertEqual(oRule.name, 'iteration_scheme')
        self.assertEqual(oRule.identifier, '300')

        lExpected = [13, 17]

        oRule.analyze(self.oFile)
        self.assertEqual(lExpected, utils.extract_violation_lines_from_violation_object(oRule.violations))