class_docstr: An object contains multiple timers.
  
  Args:
      on (bool, optional): Whether the timer is enabled. Default is True.
code: def is_on(self):
      return self._on
  
imports: import time
  from typing import Tuple
  from .device import synchronize
label_desc: Use image node_id 6 for calling the MultiTimer obj's underlying member method code with example usage: obj.is_on() and returns: self