class_docstr: Manage your param op hooks. It only has static methods.
  The only static method you should call is ``use_hooks(*hooks)``.
code: def post_op(params: List[torch.Tensor], arg: Any) -> Any:
      ColoParamOpHookManager._trigger_post_forward(params)
      return PostFwdPreBwd.apply(params, arg)
  
imports: from abc import ABC, abstractmethod
  from contextlib import contextmanager
  from typing import Any, List, Tuple
  import torch
  from torch.utils._pytree import TreeSpec, tree_flatten, tree_unflatten
label_desc: Use image node_id 7 for calling the ColoParamOpHookManager obj's underlying member method code with example usage: obj.post_op(params, arg) and returns: PostFwdPreBwd