(message_descriptor, dictionary)
Adds a __slots__ entry to dictionary, containing the names of all valid
  attributes for this message type.

  Args:
    message_descriptor: A Descriptor instance describing this message type.
    dictionary: Class dictionary to which we'll add a '__slots__' entry.
Adds a __slots__ entry to dictionary, containing the names of all valid
  attributes for this message type.
Adds a __slots__ entry to dictionary containing the names of all valid attributes for this message type .
def _AddSlots(message_descriptor, dictionary):
  """Adds a __slots__ entry to dictionary, containing the names of all valid
  attributes for this message type.

  Args:
    message_descriptor: A Descriptor instance describing this message type.
    dictionary: Class dictionary to which we'll add a '__slots__' entry.
  """
  dictionary['__slots__'] = ['_cached_byte_size',
                             '_cached_byte_size_dirty',
                             '_fields',
                             '_unknown_fields',
                             '_is_present_in_parent',
                             '_listener',
                             '_listener_for_children',
                             '__weakref__',
                             '_oneofs']
def _AddSlots ( message_descriptor , dictionary ) : dictionary [ '__slots__' ] = [ '_cached_byte_size' , '_cached_byte_size_dirty' , '_fields' , '_unknown_fields' , '_is_present_in_parent' , '_listener' , '_listener_for_children' , '__weakref__' , '_oneofs' ]