code: def export_nostopwords_nochangecase() -> None:
      input = np.array(["monday", "tuesday"]).astype(object)
      output = input
  
      # No stopwords. This is a NOOP
      node = onnx.helper.make_node(
          "StringNormalizer",
          inputs=["x"],
          outputs=["y"],
          is_case_sensitive=1,
      )
      expect(
          node,
          inputs=[input],
          outputs=[output],
          name="test_strnormalizer_nostopwords_nochangecase",
      )
  
file_path: onnx/onnx/backend/test/case/node/stringnormalizer.py
imports: import numpy
  import onnx
  from onnx.backend.test.case.base import Base
  from onnx.backend.test.case.node import expect
label_desc: Use image node_id 1 for calling the StringNormalizer obj's underlying member method code with example usage: obj.export_nostopwords_nochangecase() without return types