code: def guard_duty_all(*_):
      """
      author:         spiper
      description:    Alert on GuardDuty events
      playbook:       (a) identify the AWS account in the log
                      (b) identify what resource(s) are impacted
                      (c) contact the point-of-contact for the account
      testing:        From the GuardDuty AWS page (https://console.aws.amazon.com/guardduty/home)
                      click the button to "Generate Sample Findings"
      """
      return True
  
label_desc: Use image node_id 1 for calling a global function with example usage: guard_duty_all() and returns: True