code: def test_nearest_999_unicode():
      """wcwidth._wcmatch_version(u'999.0') returns nearest (latest)."""
      # given
      given, expected = "999.0", wcwidth.list_versions()[-1]
  
      # exercise
      result = wcwidth._wcmatch_version(given)
  
      # verify.
      assert result == expected
  
file_path: catboost/contrib/python/wcwidth/py2/tests/test_ucslevel.py
imports: import warnings
  import pytest
  import wcwidth
label_desc: Use image node_id 11 for calling a global function with example usage: test_nearest_999_unicode() without return types