def test_needs_package(test_case): """ Checks if a test case requires to install/uninstall packages. """ test_file = getCaseFile(test_case) json_file = _get_json_file(test_file) if json_file: test_method = getCaseMethod(test_case) needed_packages = _get_needed_packages(json_file, test_method) if needed_packages: return needed_packages return None