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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 bulk_copy(self, ids):
 """Bulk copy a set of users. :param ids: Int list of user IDs. :return: :class:`users.User <users.User>` list """

        schema = UserSchema()
        return self.service.bulk_copy(self.base, self.RESOURCE, ids, schema)