code: def unregister(self, *args):
      for format in args:
          self.subscribers[format].close()
          del self.subscribers[format]
          gc.collect()
  
file_path: pytorch-tensorboardx/tensorboardX/torchvis.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from __future__ import unicode_literals
  import gc
  import time
  from functools import wraps
  from .writer import SummaryWriter
  from .visdom_writer import VisdomWriter
label_desc: Use image node_id 3 for calling the TorchVis obj's underlying member method code with example usage: obj.unregister() without return types