def METHOD_NAME(self):
    @signature_has_traits
    class Foo(HasTraits):
        number1 = Int()
        number2 = Int()
        def __init__(self, number1, **kwargs):
            self.test = number1
            super().__init__(number1=number1, **kwargs)
    parameters = signature(Foo).parameters
    parameter_names = list(parameters)
    self.assertListEqual(parameter_names, ["number1", "number2", "kwargs"])
    f = Foo(number1=32, number2=36)
    self.assertEqual(f.test, 32)
    self.assertEqual(f.number1, 32)
    self.assertEqual(f.number2, 36)