code: def append_sibling_object(self, linenum, indent, path):
          
          frame = self.current_frame()
          assert frame.indent is not None and frame.indent == indent
          self.pop_frame()
          self.append_child_object(linenum, indent, path)
docs: :param linenum: The line number of the frame.
          :type linenum: int
          :param indent: The indentation level of the frame.
          :type indent: int
          :param path:
          :type path: Path