stubs.py 文件源码

def has_unparsable_defaults(sig: inspect.Signature) -> bool:
    """Return whether or not the reprs for all defaults in the signature are valid python expressions"""
    for param in sig.parameters.values():
        if param.default is inspect.Parameter.empty:
            continue
        try:
            parser.expr(repr(param.default))
        except SyntaxError:
            return True
    return False