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def is_chinese(uchar):
"""
https://github.com/fxsjy/jieba/blob/master/jieba/__init__.py#L48
re.compile("([\u4E00-\u9FD5]+)", re.U)
"""
return u'\u4e00' <= uchar <= u'\u9fa5'
def has_chinese(text):
""" contains Chinese characters """
return any(is_chinese(ch) for ch in text)