https://blog.csdn.net/hit0803107/article/details/52885702

#-*- coding:utf-8 -*-
#python 判断字符串是中文还是英文,只要有一个中文就算中文。

import sys
reload(sys)
sys.setdefaultencoding('utf8')

def check_contain_chinese(check_str):
    for ch in check_str.decode('utf-8'):
        if u'\u4e00' <= ch <= u'\u9fff':
            return True
 return False

if __name__ == "__main__":
    print check_contain_chinese('i love yiu ')
    print check_contain_chinese('i love you')
    print check_contain_chinese('xx中国')