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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_of(*generators):
 """ Generates a set consisting solely of the specified generators. This is a class factory, it makes a class which is a closure around the specified generators. """


    class SetOfGenerators(ArbitraryInterface):
        """
        A closure class around the generators specified above, which
        generates a set of the generators.
        """

        @classmethod
        def arbitrary(cls):
            """
            Generate a set of the enclosed generators.
            """
            arbitrary_set = set()
            for generator in generators:
                arbitrary_set |= {
                    arbitrary(generator)
                    # max_size / len(generators):
                    for _ in range(arbitrary(int) % 100)
                }
            return arbitrary_set

    SetOfGenerators.__name__ = ''.join([
        'set_of(', ', '.join(generator.__name__ for generator in generators),
        ')'
    ])
    return SetOfGenerators