def METHOD_NAME():
    nb_source = new_notebook(
        cells=[new_markdown_cell("![image.png](attachment:image.png)")]
    )
    nb_outputs = new_notebook(
        cells=[
            new_markdown_cell(
                "![image.png](attachment:image.png)",
                attachments={"image.png": {"image/png": "SOME_LONG_IMAGE_CODE...=="}},
            )
        ]
    )
    nb_source = combine_inputs_with_outputs(nb_source, nb_outputs)
    compare(nb_source, nb_outputs)