code: def test_compile_return_empty_tuple():
      x = relay.var("x", shape=[16], dtype="float32")
      mod = tvm.IRModule.from_expr(relay.Function([x], relay.Tuple([])))
      graph, lib, _ = relay.build(mod, "llvm")
      mod = graph_executor.create(graph, lib, device=tvm.cpu(0))
      mod.run()
  
imports: import numpy
  import pytest
  from unittest.mock import patch
  import tvm
  import json
  from tvm import relay
  from tvm.contrib import graph_executor
  from tvm.relay.op import add
  import tvm.testing
  from tvm.relay.testing import mlp
  from tvm import rpc
  from tvm.contrib import utils
label_desc: Use image node_id 12 for calling a global function with example usage: test_compile_return_empty_tuple() without return types