def test_form__clean(self):
        def get_form():
            class _Form(Form):
                fields=[
                    Field('first', convs.Int()),
                ]

                def clean__first(self, value):
                    pass
        self.assertRaises(TypeError, get_form)
Check if a username, password combination is valid
dataset/ETHPy150Open SmartTeleMax/iktomi/tests/forms/forms.py/FormErrorsTests.test_form__clean--crossover with--dataset/ETHPy150Open c00w/bitHopper/bitHopper/Configuration/Miners.py/valid