code: def _visit_op(self, node: ast.AST) -> str:
      return OPERATORS[node.__class__]
  
imports: from __future__ import annotations
  import ast
  from typing import NoReturn, overload
label_desc: Use image node_id 2 for calling the _UnparseVisitor obj's underlying member method code with example usage: obj._visit_op(node) and returns: OPERATORS