code: def update_index(present_index):
      if present_index % 2 == 0:
          return int(present_index / 2)
      else:
          return int((present_index - 1) / 2)
  
file_path: transformers/src/transformers/models/clvp/convert_clvp_to_hf.py
imports: import argparse
  import os
  import torch
  from huggingface_hub import hf_hub_download
  from transformers import ClvpConfig, ClvpModelForConditionalGeneration
label_desc: Use image node_id 1 for calling a global function with example usage: update_index(present_index) and returns: int, int