code: def visit_Lambda(self, node: ast.Lambda) -> str:
      return "lambda %s: ..." % self.visit(node.args)
  
imports: from __future__ import annotations
  import ast
  from typing import NoReturn, overload
label_desc: Use image node_id 12 for calling the _UnparseVisitor obj's underlying member method code with example usage: obj.visit_Lambda(node) and returns: unknown