def _get_candidate_names():

    global _name_sequence
    if _name_sequence is None:
        _once_lock.acquire()
        try:
            if _name_sequence is None:
                _name_sequence = _RandomNameSequence()
        finally:
            _once_lock.release()
    return _name_sequence
Common setup sequence for all user-callable interfaces.
dataset/ETHPy150Open eBay/restcommander/play-1.2.4/python/Lib/tempfile.py/_get_candidate_names