code: def push(cls, writer):
      assert isinstance(
          writer, SummaryWriter
      ), "writer is not a SummaryWriter: {}".format(writer)
      cls._writer_stacks.append(writer)
  
file_path: ReAgent/reagent/core/tensorboardX.py
imports: import contextlib
  import logging
  from typing import Any, Dict, List
  from torch.utils.tensorboard import SummaryWriter
label_desc: Use image node_id 6 for calling the SummaryWriterContext obj's underlying member method code with example usage: obj.push(cls, writer) without return types