parameters: (self, elem_seq)
docstring: Extends by appending the given sequence. Similar to list.extend().
docstring_summary: Extends by appending the given sequence. Similar to list.extend().
docstring_tokens: Extends by appending the given sequence . Similar to list . extend () .
function: def extend(self, elem_seq):
      """Extends by appending the given sequence. Similar to list.extend()."""
      if not elem_seq:
        return
  
      new_values = []
      for elem in elem_seq:
        self._type_checker.CheckValue(elem)
        new_values.append(elem)
      self._values.extend(new_values)
      self._message_listener.Modified()
function_tokens: def extend ( self , elem_seq ) : if not elem_seq : return new_values = [ ] for elem in elem_seq : self . _type_checker . CheckValue ( elem ) new_values . append ( elem ) self . _values . extend ( new_values ) self . _message_listener . Modified ( )