code: def to_options_field(s: str):
      return f"__options__{s}"
  
file_path: BentoML/src/bentoml/_internal/container/generate.py
imports: from __future__ import annotations
  import logging
  import os
  import typing
  from typing import TYPE_CHECKING
  from jinja2 import Environment
  from jinja2.loaders import FileSystemLoader
  from ..configuration.containers import BentoMLContainer
  from ..utils import resolve_user_filepath
  from .frontend.dockerfile import DistroSpec
label_desc: Use image node_id 3 for calling a global function with example usage: to_options_field(s) and returns: str, s