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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 _rest_post(self, suburi, request_headers, request_body):
 """REST POST operation. The response body after the operation could be the new resource, or ExtendedError, or it could be empty. """

        return self._rest_op('POST', suburi, request_headers, request_body)