class_docstr: A hook to process sharded param before and after FWD and BWD operator executing.
class_docstr_tok: ["A","hook","to","process","sharded","param","before","and","after","FWD","and","BWD","operator","executing","."]
code: def post_iter(self):
      pass
  
file_path: ColossalAI/colossalai/legacy/zero/gemini/ophooks/_shard_param_ophook.py
imports: import torch
  from colossalai.legacy.registry import OPHOOKS
  from .None import BaseOpHook
label_desc: Use image node_id 8 for calling the ShardParamHook obj's underlying member method code with example usage: obj.post_iter() without return types