type_util.py 文件源码

def get_type_hints(func):
    """Resembles typing.get_type_hints, but is also workable on Python 2.7 and
    searches stubfiles for type information.
    Also on Python 3, this takes type comments
    (python.org/dev/peps/pep-0484/#suggested-syntax-for-python-2-7-and-straddling-code)
    into account if present.
    """
    if not has_type_hints(func):
        # What about defaults?
        return {}
    return _get_type_hints(func)