code: def remove_nexusnve_binding(vni, switch_ip, device_id):
      
      LOG.debug("remove_nexusnve_binding() called")
      session = bc.get_writer_session()
      binding = (session.query(nexus_models_v2.NexusNVEBinding).
                 filter_by(vni=vni, switch_ip=switch_ip,
                           device_id=device_id).one())
      if binding:
          session.delete(binding)
          session.flush()
          return binding
docs: Remove the nexus nve binding.