code: def prompt_gs_path(message, required=False):
      required_msg = " (Required): " if required else ": "
      message = f"{message}{required_msg}"
      path = input(message)
      if required or path:
          path = check_bucket(path, message)
      return path
  
imports: import datetime
  import os
  import subprocess
  from absl import app
  from absl import flags
  from google.cloud import storage
label_desc: Use image node_id 1 for calling a global function with example usage: prompt_gs_path(message, required) and returns: path