code: def _main(args):
      if args.file_output:
          say_output()
      elif args.file:
          say_file(args.file)
      elif args.message:
          say(args.message)
      else:
          say_default()
  
file_path: guildai/examples/hello-package-legacy/say.py
imports: import argparse
  import sys
  import time
label_desc: Use image node_id 7 for calling a global function with example usage: _main(args) without return types