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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 notify_workers(self, worker_ids, subject, message_text):
 """ Send a text message to workers. """

        params = {'Subject' : subject,
                  'MessageText': message_text}
        self.build_list_params(params, worker_ids, 'WorkerId')

        return self._process_request('NotifyWorkers', params)