code: def test_cpu_get_graph_json():
      mod, params = relay.testing.synthetic.get_workload()
      with relay.build_config(opt_level=3):
          complied_graph_lib = relay.build_module.build(
              mod, "llvm", params=params
          )
      from tvm.contrib import utils
  
      temp = utils.tempdir()
      file_name = "deploy_lib.so"
      path_lib = temp.relpath(file_name)
      complied_graph_lib.export_library(path_lib)
      loaded_lib = tvm.runtime.load_module(path_lib)
      json = loaded_lib["get_graph_json"]()
      assert isinstance(json, str) == True
      assert json.find("tvmgen_default_fused_nn_softmax_add") > -1
  
imports: import numpy
  import os
  from tvm import relay, runtime
  from tvm.relay import testing
  import tvm
  from tvm.contrib import graph_executor
  from tvm.contrib.debugger import debug_executor
  from tvm.contrib.cuda_graph import cuda_graph_executor
  import tvm.testing
label_desc: Use image node_id 5 for calling a global function with example usage: test_cpu_get_graph_json() without return types