code: def test_wiener_sachtextformel_variant(en_doc_easy, variant, context):
      with context:
          _ = readability.wiener_sachtextformel(
              en_doc_easy, variant=variant
          )
  
file_path: textacy/tests/text_stats/test_readability.py
imports: from contextlib import nullcontext
  import pytest
  import textacy
  from textacy.text_stats import readability
label_desc: Use image node_id 8 for calling a global function with example usage: test_wiener_sachtextformel_variant(en_doc_easy, variant, context) without return types