code: def test_opts_image_cell_magic_offset(self):
      nbname = "test_opts_image_cell_magic_offset.ipynb"
      # FIXME: Not quite right yet, shouldn't have a leading space or a newline
      expected = (
          " 'An expression (literal) on the same line';\n"
          + """hv.util.opts(" Image [xaxis=None] (cmap='viridis')", """
          + """hv.Image(np.random.rand(20,20)))"""
      )
      source = apply_preprocessors([OptsMagicProcessor()], nbname)
      self.assertEqual(source.strip().endswith(expected), False)
  
file_path: holoviews/holoviews/tests/ipython/test_notebooks.py
imports: import os
  import nbconvert
  import nbformat
  from holoviews.element.comparison import ComparisonTestCase
  from holoviews.ipython.preprocessors import OptsMagicProcessor, OutputMagicProcessor
label_desc: Use image node_id 3 for calling the TestOptsPreprocessor obj's underlying member method code with example usage: obj.test_opts_image_cell_magic_offset() without return types