code: def get_auth_user(request: Request) -> Optional["user.User"]:
      token, u = get_app_token(request)
  
      return u
  
file_path: labml/app/server/labml_app/auth/__init__.py
imports: import functools
  import inspect
  from typing import Optional
  from fastapi import Request
  from fastapi.responses import JSONResponse
  from ..db import project
  from ..db import user
  from ..db.user import User
label_desc: Use image node_id 5 for calling a global function with example usage: get_auth_user(request) and returns: u