code: def test_sphinx_to_ipynb(sphinx_file, no_jupytext_version_number):
      assert_conversion_same_as_mirror(
          sphinx_file, "ipynb:sphinx", "sphinx_to_ipynb"
      )
  
file_path: jupytext/tests/external/round_trip/test_mirror_external.py
imports: import pytest
  from jupytext.compare import assert_conversion_same_as_mirror
label_desc: Use image node_id 5 for calling a global function with example usage: test_sphinx_to_ipynb(sphinx_file, no_jupytext_version_number) without return types