code: def add_histogram(cls, key, val, *args, **kwargs):
      try:
          return cls.__getattr__("add_histogram")(
              key, val, *args, **kwargs
          )
      except ValueError:
          logger.warning(
              f"Cannot create histogram for {key}, got values: {val}"
          )
  
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 3 for calling the SummaryWriterContext obj's underlying member method code with example usage: obj.add_histogram(cls, key, val) and returns: cls