code: def test_single_triple_quote_works(
      no_jupytext_version_number,
      text='''# ---
  # jupyter:
  #   jupytext:
  #     cell_markers: '"""'
  #     formats: ipynb,py:percent
  #     text_representation:
  #       extension: .py
  #       format_name: percent
  # ---
  
  # %%
  print("hello")
  ''',
      notebook=new_notebook(cells=[new_code_cell('print("hello")')]),
  ):
      compare_notebooks(jupytext.reads(text, "py"), notebook)
  
imports: import os
  import pytest
  from nbformat.v4.nbbase import new_code_cell, new_markdown_cell, new_notebook, new_raw_cell
  import jupytext
  from jupytext.compare import compare, compare_notebooks, notebook_model
label_desc: Use image node_id 20 for calling a global function with example usage: test_single_triple_quote_works(no_jupytext_version_number, text, notebook) without return types