今天小編就爲大家分享一篇利用Python將文本中的中英文分離方法,具有很好的參考價值,希望對大家有所幫助。一起跟隨小編過來看看吧
在進行文本分析、提取關鍵詞時,新聞評論等文本通常是中英文及其他語言的混雜,若不加處理直接分析,結果往往差強人意。
下面對中英文文本進行分離做一下總結:
1、超短文本,ASCII識別。
s = "China's Legend Holdings will split its several business arms to go public on stock markets, the group's president Zhu Linan said on Tuesday.該集團總裁朱利安週二表示,中國聯想控股將分拆其多個業務部門在股市上市。" result = "".join(i for i in s if ord(i) < 256) print(result)
out: China's Legend Holdings will split its several business arms to go public on stock markets, the group's president Zhu Linan said on Tuesday.
2、unicode編碼識別
import re s = "China's Legend Holdings will split its several business arms to go public on stock markets, the group's president Zhu Linan said on Tuesday.該集團總裁朱利安週二表示,中國聯想控股將分拆其多個業務部門在股市上市。" uncn = re.compile(r'[\u0061-\u007a,\u0020]') en = "".join(uncn.findall(s.lower())) print(en)
out: chinas legend holdings will split its several business arms to go public on stock markets, the groups president zhu linan said on tuesday
中文的編碼範圍是:\u4e00-\u9fa5,相應的[^\u4e00-\u9fa5]可匹配非中文。
匹配英文時,需要將空格[\u0020]加入,不然單詞之間沒空格了。
以上這篇利用Python將文本中的中英文分離方法就是小編分享給大家的全部內容了,希望能給大家一個參考,也希望大家多多支持神馬文庫。