code: def __default(self, ast_token):
          
          if self.list_level == 1:
              if self.list_entry is None:
                  self.list_entry = ast_token
              elif not isinstance(ast_token, type(self.list_entry)):
                  self.final_ast_tokens.append(ast_token)
          elif self.list_level == 0:
              self.final_ast_tokens.append(ast_token)
docs: Handle tokens inside the list or outside the list.