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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 _create_org(self, orch_id, name, desc):
 """Create organization on the DCNM. :param orch_id: orchestrator ID :param name: Name of organization :param desc: Description of organization """

        url = self._org_url
        payload = {
            "organizationName": name,
            "description": name if len(desc) == 0 else desc,
            "orchestrationSource": orch_id}

        return self._send_request('POST', url, payload, 'organization')