code: def convert(exp_dir, out_dir):
      convert_metadata(exp_dir, out_dir)
      convert_scalars(exp_dir, out_dir)
      convert_tensors(exp_dir, out_dir)
      convert_blobs(exp_dir, out_dir)
  
file_path: tensorboard/tensorboard/tools/convert_tbdev_export.py
imports: import argparse
  import base64
  import collections
  import json
  import logging
  import os
  import re
  import tempfile
  from tensorboard.compat.proto.event_pb2 import Event
  from tensorboard.compat.proto.summary_pb2 import Summary
  from tensorboard.summary.writer.event_file_writer import EventFileWriter
  from tensorboard.util import tensor_util
label_desc: Use image node_id 1 for calling a global function with example usage: convert(exp_dir, out_dir) without return types