Function fun_accepts_kwargs

celery/utils/functional.py:400–411

Return true if function accepts arbitrary keyword arguments.

(fun)

def fun_accepts_kwargs(fun):
    """Return true if function accepts arbitrary keyword arguments."""
    # inspect.signature evaluates annotations in Python 3.14+ (PEP 649),
    # which raises NameError for types only imported under TYPE_CHECKING.
    # Check co_flags directly to avoid touching annotations entirely.
    code = getattr(fun, '__code__', None)
    if code is not None:
        return bool(code.co_flags & inspect.CO_VARKEYWORDS)
    return any(
        p for p in inspect.signature(fun).parameters.values()
        if p.kind == p.VAR_KEYWORD
    )


def maybe(typ, val):