code: def get_user_image_input():
      tmp = input(
          colored(
              "Enter image pathes, seperate by space (only support one image per time for now) (type 'na' for empty image): ",
              "blue",
          )
      )
      return tmp, not tmp == "na"
  
file_path: deepspeedexamples/applications/DeepSpeed-VisualChat/chat/chat.py
imports: import argparse
  import os
  import sys
  from PIL import Image
  import torch
  import deepspeed
  from utils.utils import print_rank_0
  from utils.model import create_dsvl_model_and_transforms
  import utils.data.DST
  from transformers import AutoTokenizer
  from termcolor import colored
  import re
label_desc: Use image node_id 3 for calling a global function with example usage: get_user_image_input() and returns: tmp,  unknown