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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 user(self) -> str: """Generate a random user. :return: Path to user. :Example: /home/oretha """

        user = self.random.choice(USERNAMES)
        user = user.capitalize() if 'win' in self.platform else user.lower()
        return str(self._pathlib_home / user)