code: def typed_assign_stmt_handle(self, tokens):
          
          if len(tokens) == 2:
              if self.target_info >= (3, 6):
                  return tokens[0] + ": " + self.wrap_typedef(tokens[1])
              else:
                  return tokens[0] + " = None" + self.wrap_comment(" type: " + tokens[1])
          elif len(tokens) == 3:
              if self.target_info >= (3, 6):
                  return tokens[0] + ": " + self.wrap_typedef(tokens[1]) + " = " + tokens[2]
              else:
                  return tokens[0] + " = " + tokens[2] + self.wrap_comment(" type: " + tokens[1])
          else:
              raise CoconutInternalException("invalid variable type annotation tokens", tokens)
docs: Process Python 3.6 variable type annotations.