code: def save_filelist_data(input_data, output_filepath):
      # Remove the split .npy filelist if they exist and resave them.
      if PathManager.exists(output_filepath):
          PathManager.rm(output_filepath)
      save_file(input_data, output_filepath)
  
file_path: vissl/extra_scripts/datasets/create_utk_faces_filelist.py
imports: import argparse
  import os
  from fvcore.common.file_io import PathManager
  from vissl.utils.env import setup_path_manager
  from vissl.utils.io import save_file
label_desc: Use image node_id 3 for calling a global function with example usage: save_filelist_data(input_data, output_filepath) without return types