code: def predict_file(self, files: list[FileLike[bytes]]) -> list[bytes]:
      return [f.read() for f in files]
  
file_path: BentoML/tests/e2e/bento_server_grpc/python_model.py
imports: from __future__ import annotations
  from typing import TYPE_CHECKING
  from typing import Any
  import numpy
  import pandas
label_desc: Use image node_id 1 for calling the PythonFunction obj's underlying member method code with example usage: obj.predict_file(files) and returns: unknown