code: def test_stop_words_not_in_significant_words(summarizer):
      summarizer.stop_words = ["stop", "Halt", "SHUT", "HmMm"]
      words = summarizer._get_significant_words(
          [
              "stop",
              "Stop",
              "StOp",
              "STOP",
              "halt",
              "Halt",
              "HaLt",
              "HALT",
              "shut",
              "Shut",
              "ShUt",
              "SHUT",
              "hmmm",
              "Hmmm",
              "HmMm",
              "HMMM",
              "some",
              "relevant",
              "word",
              "some",
              "more",
              "relevant",
              "word",
          ]
      )
  
      assert tuple(sorted(words)) == ("relevant", "some", "word")
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import pytest
  from sumy.summarizers.luhn import LuhnSummarizer
  from ..utils import build_sentence
label_desc: Use image node_id 4 for calling a global function with example usage: test_stop_words_not_in_significant_words(summarizer) without return types