code: def get_tpu_strategy():
      resolver = tf.distribute.cluster_resolver.TPUClusterResolver(
          tpu="local"
      )
      tf.config.experimental_connect_to_cluster(resolver)
      tf.tpu.experimental.initialize_tpu_system(resolver)
      return tf.distribute.TPUStrategy(resolver)
  
imports: import pickle
  import tensorflow
  from official.core import train_lib
label_desc: Use image node_id 2 for calling a global function with example usage: get_tpu_strategy() and returns: tf