code: def max_request_length(self) -> int:
      """Return the max request length of GPT-2."""
      return self.max_sequence_length
  
imports: from .gpt2_window_service import GPT2WindowService
label_desc: Use image node_id 1 for calling the MegatronWindowService obj's underlying member method code with example usage: obj.max_request_length() and returns: self