def METHOD_NAME(self):
    self._verify('*, k: int, w: float, o',
                 named_only=['k', 'w', 'o'],
                 types=[int, float])
    self._verify('x: int, *y: float, z: bool',
                 positional_or_named=['x'],
                 var_positional='y',
                 named_only=['z'],
                 types=[int, float, bool])