code: def main(unused_argv):
      np.random.seed(0)
      logdir = flags.FLAGS.logdir
      shutil.rmtree(logdir, ignore_errors=True)
      print("Saving output to %s." % logdir)
      run_all(logdir=logdir, verbose=True)
      print("Done. Output saved to %s." % logdir)
  
file_path: tensorboard/tensorboard/plugins/hparams/hparams_demo.py
imports: import os.path
  import random
  import shutil
  from absl import app
  from absl import flags
  import numpy
  import tensorflow
  from tensorboard.plugins.hparams import api
label_desc: Use image node_id 5 for calling a global function with example usage: main(unused_argv) without return types