Function _called_with_wrong_args

src/quart/cli.py:40–62

Check whether calling a function raised a ``TypeError`` because the call failed or because something in the factory raised the error. :param f: The function that was called. :return: ``True`` if the call failed.

(f: Callable)

def _called_with_wrong_args(f: Callable) -> bool:
    """Check whether calling a function raised a ``TypeError`` because
    the call failed or because something in the factory raised the
    error.
    :param f: The function that was called.
    :return: ``True`` if the call failed.
    """
    tb = sys.exc_info()[2]

    try:
        while tb is not None:
            if tb.tb_frame.f_code is f.__code__:
                # In the function, it was called successfully.
                return False

            tb = tb.tb_next

        # Didn't reach the function.
        return True
    finally:
        # Delete tb to break a circular reference.
        # https://docs.python.org/2/library/sys.html#sys.exc_info
        del tb


def find_best_app(module: ModuleType) -> Quart: