code: def construct_types(types_tr_list_from_yaml: List[Any]) -> str:
      types_tr_list_part = []
      for types_tr in types_tr_list_from_yaml:
          types_tr_list_part.append(
              ONE_TYPE.substitute(type_str=types_tr)
          )
      if len(types_tr_list_part) == 0:
          return TYPE_LIST_EMPTY
      return TYPE_LIST.substitute(
          type_list="".join(types_tr_list_part).lstrip("\n")
      )
  
file_path: pytorch/torchgen/operator_versions/gen_mobile_upgraders.py
imports: import os
  from enum import Enum
  from pathlib import Path
  from typing import Any, Dict, List
  import torch
  from torch.jit.generate_bytecode import generate_upgraders_bytecode
  from torchgen.code_template import CodeTemplate
  from torchgen.operator_versions.gen_mobile_upgraders_constant import MOBILE_UPGRADERS_HEADER_DESCRIPTION
label_desc: Use image node_id 4 for calling a global function with example usage: construct_types(types_tr_list_from_yaml) and returns: TYPE_LIST, TYPE_LIST_EMPTY