docs: def safe_mongocall(call):
      """ Decorator for automatic handling of AutoReconnect-exceptions.
      """
  
      def _safe_mongocall(*args, **kwargs):
          for i in range(4):
              try:
                  return call(*args, **kwargs)
              except pymongo.errors.AutoReconnect:
                  print ('AutoReconnecting, try %d' % i)
                  time.sleep(pow(2, i))
          # Try one more time, but this time, if it fails, let the
          # exception bubble up to the caller.
          return call(*args, **kwargs)
      return _safe_mongocall