def __contains__()

in later/unittest/backport/mock.py [0:0]

• 10 lines of code
• 5 McCabe index (conditional complexity)

    def __contains__(self, item):
        for _call in self:
            if len(item) != len(_call):
                continue
            if all([
                expected == actual
                for expected, actual in zip(item, _call)
            ]):
                return True
        return False