code: def say(msg):
      print(msg)
      with open("output", "a") as f:
          f.write(msg)
          f.write("\n")
  
file_path: guildai/examples/hello-package-legacy/say.py
imports: import argparse
  import sys
  import time
label_desc: Use image node_id 1 for calling a global function with example usage: say(msg) without return types