code: def prompt_value(message, default_value):
      message = f"{message} (Default: {default_value}): "
      value = input(message)
      if not value:
          value = default_value
      return value
  
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 3 for calling a global function with example usage: prompt_value(message, default_value) and returns: value