code: def reset_session(sess, threads=-1, server=None):
      """Resets the current TensorFlow session, to clear memory
      or load another model.
      """
  
      tf.compat.v1.reset_default_graph()
      sess.close()
      sess = start_tf_sess(threads, server)
      return sess
  
imports: import tarfile
  import os
  import json
  import requests
  import sys
  import shutil
  import re
  from tqdm import tqdm, trange
  import numpy
  import tensorflow
  from tensorflow.core.protobuf import rewriter_config_pb2
  from tensorflow.python.client import device_lib
  import time
  from datetime import datetime
  import csv
  import argparse
  from sys import exit
  import codecs
  from gpt_2_simple.src import model, sample, encoder, memory_saving_gradients
  from gpt_2_simple.src.load_dataset import load_dataset, Sampler
  from gpt_2_simple.src.accumulate import AccumulatingOptimizer
label_desc: Use image node_id 4 for calling a global function with example usage: reset_session(sess, threads, server) and returns: sess