code: def test_input_utc():
      (pre_transformed, warnings) = vf.runtime.pre_transform_spec(
          input_spec(),
          "UTC",
          "UTC",
          inline_datasets={"seattle_weather": load_dataset()},
      )
      print(json.dumps(pre_transformed, indent=2))
      expected = expected_spec()
      assert pre_transformed == expected
  
imports: import vegafusion
  import pandas
  import json
label_desc: Use image node_id 1 for calling a global function with example usage: test_input_utc() without return types