code: def translate(
      source: str, proto: int, onnx_ml: bool, package_name: str
  ) -> str:
      lines: Iterable[str] = source.splitlines()
      lines = process_ifs(lines, onnx_ml=onnx_ml)
      lines = process_package_name(lines, package_name=package_name)
      if proto == 3:
          lines = convert_to_proto3(lines)
      else:
          assert proto == 2
      return "\n".join(lines)
  
file_path: catboost/contrib/libs/onnx/onnx/gen_proto.py
imports: import argparse
  import glob
  import os
  import re
  import subprocess
  from textwrap import dedent
  from typing import Iterable, Optional
label_desc: Use image node_id 5 for calling a global function with example usage: translate(source, proto, onnx_ml, package_name) and returns: str