code: def deallocate_network_ipv4(self, id_network_ipv4):
          
  
          if not is_valid_int_param(id_network_ipv4):
              raise InvalidParameterError(
                  u'The identifier of NetworkIPv4 is invalid or was not informed.')
  
          url = 'network/ipv4/' + str(id_network_ipv4) + '/deallocate/'
  
          code, xml = self.submit(None, 'DELETE', url)
  
          return self.response(code, xml)
docs: Deallocate all relationships between NetworkIPv4.
  
          :param id_network_ipv4: ID for NetworkIPv4
  
          :return: Nothing
  
          :raise InvalidParameterError: Invalid ID for NetworkIPv4.
          :raise NetworkIPv4NotFoundError: NetworkIPv4 not found.
          :raise DataBaseError: Networkapi failed to access the database.
          :raise XMLError: Networkapi failed to generate the XML response.