code: def setLevel(self, level):
      for logger in self._loggers.values():
          logger.setLevel(level)
  
imports: import logging
  from typing import Optional, Text, Dict, Any
  import re
  from logging import config
  from time import time
  from contextlib import contextmanager
  from .config import C
label_desc: Use image node_id 2 for calling the _QLibLoggerManager obj's underlying member method code with example usage: obj.setLevel(level) without return types