code: def lang(request):
      return request.param
  
file_path: camphr/packages/camphr_pattern_search/tests/test_pattern_search.py
imports: import re
  from typing import List
  import pytest
  import spacy
  from spacy.language import Language
  from spacy.tokens import Doc
  from spacy.tokens.span import Span
  from camphr_pattern_search import PatternSearcher
label_desc: Use image node_id 1 for calling a global function with example usage: lang(request) and returns: request