code: def test_recommended_emoji_zwj_sequences():
      """
      Test wcswidth of all of the unicode.org-published emoji-zwj-sequences.txt
      """
      # given,
      lines, sequences = read_sequences_from_file(
          "emoji-zwj-sequences.txt"
      )
  
      errors = []
      # Exercise, track by zipping with original text file line, a debugging aide
      num = 0
      for sequence, line in zip(sequences, lines):
          num += 1
          measured_width = wcwidth.wcswidth(sequence)
          if measured_width != 2:
              errors.append(
                  {
                      "expected_width": 2,
                      "line": line,
                      "measured_width": measured_width,
                      "sequence": sequence,
                  }
              )
  
      # verify
      assert errors == []
      assert num >= 1468
  
file_path: catboost/contrib/python/wcwidth/py2/tests/test_emojis.py
imports: import os
  import codecs
  import pytest
  import wcwidth
label_desc: Use image node_id 8 for calling a global function with example usage: test_recommended_emoji_zwj_sequences() without return types