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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 _update_partition_srvc_node_ip(self, tenant_name, srvc_ip, vrf_prof=None, part_name=None):
 """Function to update srvc_node address of partition. """

        self.dcnm_obj.update_project(tenant_name, part_name,
                                     service_node_ip=srvc_ip,
                                     vrf_prof=vrf_prof,
                                     desc="Service Partition")