code: def test_parser_parser_private_not_warns():
      from dateutil.parser._parser import _timelex, _tzparser
      from dateutil.parser._parser import _parsetz
  
      with pytest.warns(None) as recorder:
          _tzparser()
          assert len(recorder) == 0
  
      with pytest.warns(None) as recorder:
          _timelex("2014-03-03")
  
          assert len(recorder) == 0
  
      with pytest.warns(None) as recorder:
          _parsetz("+05:00")
          assert len(recorder) == 0
  
imports: import sys
  import pytest
  from dateutil.parser._parser import _ymd
  from dateutil import tz
label_desc: Use image node_id 3 for calling a global function with example usage: test_parser_parser_private_not_warns() without return types