code: def main():
      args = parse_args()
      version = Version(args.version)
      msg = (
          f"Invalid release version: '{args.version}', "
          "must be in the format of <major>.<minor>.<micro>"
      )
      assert len(version.release) == 3, msg
  
imports: import argparse
  from packaging.version import Version
label_desc: Use image node_id 2 for calling a global function with example usage: main() without return types