code: def test_no_transform(spark):
      df = spark.read.format("vcf").load(
          "test-data/CEUTrio.HiSeq.WGS.b37.NA12878.20.21.vcf"
      )
      with pytest.raises(IllegalArgumentException):
          glow.transform("dne", df)
  
imports: import pytest
  from pyspark.sql.utils import IllegalArgumentException
  import glow
label_desc: Use image node_id 2 for calling a global function with example usage: test_no_transform(spark) without return types