code: def remove_trunk_group(self, intf, value):
          
          string = 'no switchport trunk group {}'.format(value)
          return self.configure_interface(intf, string)
docs: Removes a specified trunk group to the interface
  
          Args:
              intf (str): The interface name to remove the trunk group from
              value (str): The trunk group value
  
          Returns:
              True if the operation as successfully applied otherwise false