code: def set_userid(db1s, requests_state1, get_userid_auth):
      force = requests_state1 and "username" in requests_state1
      db1 = db1s[LangChainMode.MY_DATA.value]
      assert db1 is not None and len(db1) == length_db1()
      if not db1[1] or force:
          db1[1] = get_userid_auth(requests_state1, id0=db1[1])
      if not db1[2] or force:
          username1 = None
          if "username" in requests_state1:
              username1 = requests_state1["username"]
          db1[2] = username1
  
file_path: h2ogpt/src/db_utils.py
imports: import uuid
  from enums import LangChainMode
label_desc: Use image node_id 1 for calling a global function with example usage: set_userid(db1s, requests_state1, get_userid_auth) without return types