code: def task_3(value: str) -> None:
      """Empty Task3"""
      print(f"[ Task3 {value} ]")
  
file_path: airflow/airflow/example_dags/example_task_group_decorator.py
imports: from __future__ import annotations
  import pendulum
  from airflow.decorators import task, task_group
  from airflow.models.dag import DAG
label_desc: Use image node_id 4 for calling a global function with example usage: task_3(value) without return types