code: def cancel():
    
    task_id = request.form['id']
    task = Task.query.get(task_id)
  
    if not task:
      return json.dumps({
        'status': 'success',
        'id': None,
      })
  
    task.delete()
  
    if task.active:
      current_app.scheduler.cancel(task_id)
  
      code = task.code
      other_task = Task.query.filter_by(code=code).order_by('interval').first()
      if other_task:
        other_task.active = True
        other_task.save()
        current_app.scheduler.schedule({
          'id': other_task.id,
          'code': other_task.code,
          'interval': other_task.interval
        })
  
    return json.dumps({
      'status': 'success',
      'id': task_id,
    })
docs: HTTP endpoint for canceling tasks
  
    If an active task is cancelled, an inactive task with the same code and the
    smallest interval will be activated if it exists.