code: def start_loop(self):
      self.__is_looping = True
      tracker().start_loop(self.set_looping_indicators)
  
imports: import typing
  from typing import Optional, List, Union, Tuple
  from .iterator import Iterator
  from .loop import Loop
  from .mix import Mix
  from .sections import Section, OuterSection
  from .time_recorder import TimeRecorder, Summary
  from ..logger import logger_singleton
  from ..logger.types import LogPart
  from ..tracker import tracker_singleton
  from ..util.colors import StyleCode
  from ...logger import Text
  from ...utils.notice import labml_notice
label_desc: Use image node_id 13 for calling the Monitor obj's underlying member method code with example usage: obj.start_loop() without return types