code: def make_request(nonce):
      return grpc_util_test_pb2.TestRpcRequest(nonce=nonce)
  
imports: import contextlib
  import hashlib
  import threading
  import time
  from concurrent import futures
  import grpc
  from tensorboard.util import grpc_util
  from tensorboard.util import grpc_util_test_pb2
  from tensorboard.util import grpc_util_test_pb2_grpc
  from tensorboard.util import test_util
  from tensorboard import test
  from tensorboard import version
label_desc: Use image node_id 1 for calling a global function with example usage: make_request(nonce) and returns: grpc_util_test_pb2