util.py 文件源码

def replace_punctuation(text, sub):
    punctutation_cats = set(['Pc', 'Pd', 'Ps', 'Pe', 'Pi', 'Pf', 'Po'])
    chars = []
    for my_char in text:
        if unicodedata.category(my_char) in punctutation_cats:
            chars.append(sub)
        else:
            chars.append(my_char)
    return u"".join(chars)


# from http://stackoverflow.com/a/22238613/596939