<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _delete_partition(self, tenant_id, tenant_name):
 """Function to delete a service partition. """

        self.dcnm_obj.delete_partition(tenant_name, fw_const.SERV_PART_NAME)