docstr: fn gets called at compile time in TorchDynamo, does nothing otherwise
docstr_tok: ["fn","gets","called","at","compile","time","in","TorchDynamo",",","does","nothing","otherwise"]
code: def __call__(fn):
      """fn gets called at compile time in TorchDynamo, does nothing otherwise"""
      return
  
imports: import builtins
  import dis
  import traceback
  from typing import Optional, Union
  import torch
  from .exc import unimplemented
label_desc: Use image node_id 1 for calling the _Comptime obj's underlying member method code with example usage: obj.__call__(fn) without return types