code: def _AssTuple(self, t):
          
  
          # _write each elements, separated by a comma.
          for element in t.nodes[:-1]:
              self._dispatch(element)
              self._write(", ")
  
          # Handle the last one without writing comma
          last_element = t.nodes[-1]
          self._dispatch(last_element)
docs: Tuple on left hand side of an expression.