code: def join(self):
      self.th.join()
  
file_path: tensorwatch/tensorwatch/evaler.py
imports: import threading, sys, logging
  from collections.abc import Iterator
  from .lv_types import EventData
  from functools import *
  from itertools import *
  from statistics import *
  import numpy
  from .evaler_utils import *
label_desc: Use image node_id 6 for calling the Evaler obj's underlying member method code with example usage: obj.join() without return types