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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 _rnd_datetime(self, start, end):
 """Internal random datetime generator. """

        return self.from_utctimestamp(
            random.randint(
                int(self.to_utctimestamp(start)),
                int(self.to_utctimestamp(end)),
            )
        )