def is_non_word_token(str):
    if len(str)!=1 or str in " \t\n":
        return True
    else:
        return False
dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/python/Lib/site-packages/pyreadline/lineeditor/wordmatcher.py/is_non_word_token/original