code: def test_modify_wheel_zone_required(
      gcloud_run, gcloud_config, wheel_arg
  ):
      gcloud_config["compute/zone"] = None
  
      res = runner.invoke(
          cli.app, ["modify", "test-cluster", wheel_arg]
      )
      assert res.exit_code == 1
      assert gcloud_run.call_count == 0
  
imports: import pytest
  from typer.testing import CliRunner
  from hailtop.hailctl.dataproc import cli
label_desc: Use image node_id 16 for calling a global function with example usage: test_modify_wheel_zone_required(gcloud_run, gcloud_config, wheel_arg) without return types