Function evaluate_marker

tests/test_pep_508.py:17–23

(
    expression,  # type: str
    environment,  # type: Dict[str, str]
)

def evaluate_marker(
    expression,  # type: str
    environment,  # type: Dict[str, str]
):
    # type: (...) -> bool
    markers.default_environment = environment.copy
    return cast(bool, markers.Marker(expression).evaluate())


def assert_unknown_marker(