code: def main():
      # Create three demo graphs.
      write_graph()
      profile()
      keras()
  
      print(
          "To view results of all graphs in your browser, run `tensorboard --logdir %s`"
          % LOGDIR
      )
  
file_path: tensorboard/tensorboard/plugins/graph/graphs_demo.py
imports: import contextlib
  import os
  import tensorflow
  import numpy
label_desc: Use image node_id 6 for calling a global function with example usage: main() without return types