code: def start(self) -> None:
      self.metrics_monitor.start()
  
imports: import logging
  import re
  import sys
  import threading
  from collections import defaultdict, deque
  from functools import lru_cache
  from types import ModuleType
  from typing import TYPE_CHECKING, Dict, List, Mapping, Sequence, Tuple, Union
  import requests
  import requests.adapters
  import urllib3
  import wandb
  from wandb.sdk.lib import hashutil, telemetry
  from .aggregators import aggregate_last, aggregate_mean
  from .interfaces import Interface, Metric, MetricsMonitor
label_desc: Use image node_id 3 for calling the OpenMetrics obj's underlying member method code with example usage: obj.start() without return types