python判断unicode是否是汉字，数字，英文，或者其他字符 python 判断字符串是否有中文
python \u5224\u65ad\u662f\u5426\u542b\u6709\u6570\u5b57\uff0c\u82f1\u6587\u5b57\u7b26\u548c\u6c49\u5b57str=''
\u8fd9\u91cc\u5230str\u4ee3\u8868\u4efb\u610f\u5b57\u7b26\u4e32
1.\u5224\u65ad\u662f\u5426\u542b\u6709\u6570\u5b57
if str >= u'\u4e00' and str =< u'\u9fa5':
return "\u5305\u542b\u6c49\u5b57"
else:
return "\u4e0d\u5305\u542b\u6c49\u5b57"
2.\u5224\u65ad\u4e00\u4e2aunicode\u662f\u5426\u662f\u82f1\u6587\u5b57\u6bcd
if (str>= u'\u0041' and str= u'\u0061'and str<=u'\u007a'):
return "\u5305\u542b"
else:
return "\u4e0d\u5305\u542b"
3.\u5224\u65ad\u662f\u5426\u975e\u6c49\u5b57\uff0c\u6570\u5b57\u548c\u82f1\u6587\u5b57\u7b26
if not (is_chinese(uchar) or is_number(uchar) or is_alphabet(uchar)):
return True
else:
return False
#!/usr/bin/env python# -*- coding:GBK -*- """\u6c49\u5b57\u5904\u7406\u7684\u5de5\u5177:\u5224\u65adunicode\u662f\u5426\u662f\u6c49\u5b57\uff0c\u6570\u5b57\uff0c\u82f1\u6587\uff0c\u6216\u8005\u5176\u4ed6\u5b57\u7b26\u3002\u5168\u89d2\u7b26\u53f7\u8f6c\u534a\u89d2\u7b26\u53f7\u3002"""def is_chinese(uchar): """\u5224\u65ad\u4e00\u4e2aunicode\u662f\u5426\u662f\u6c49\u5b57""" if uchar >= u'/u4e00' and uchar= u'/u0030' and uchar= u'/u0041' and uchar= u'/u0061' and uchar0x7e: #\u4e0d\u662f\u534a\u89d2\u5b57\u7b26\u5c31\u8fd4\u56de\u539f\u6765\u7684\u5b57\u7b26 return uchar if inside_code==0x0020: #\u9664\u4e86\u7a7a\u683c\u5176\u4ed6\u7684\u5168\u89d2\u534a\u89d2\u7684\u516c\u5f0f\u4e3a:\u534a\u89d2=\u5168\u89d2-0xfee0 inside_code=0x3000 else: inside_code+=0xfee0 return unichr(inside_code)def Q2B(uchar): """\u5168\u89d2\u8f6c\u534a\u89d2""" inside_code=ord(uchar) if inside_code==0x3000: inside_code=0x0020 else: inside_code-=0xfee0 if inside_code0x7e: #\u8f6c\u5b8c\u4e4b\u540e\u4e0d\u662f\u534a\u89d2\u5b57\u7b26\u8fd4\u56de\u539f\u6765\u7684\u5b57\u7b26 return uchar return unichr(inside_code)def stringQ2B(ustring): """\u628a\u5b57\u7b26\u4e32\u5168\u89d2\u8f6c\u534a\u89d2""" return "".join([Q2B(uchar) for uchar in ustring])def uniform(ustring): """\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u5b8c\u6210\u5168\u89d2\u8f6c\u534a\u89d2\uff0c\u5927\u5199\u8f6c\u5c0f\u5199\u7684\u5de5\u4f5c""" return stringQ2B(ustring).lower()def string2List(ustring): """\u5c06ustring\u6309\u7167\u4e2d\u6587\uff0c\u5b57\u6bcd\uff0c\u6570\u5b57\u5206\u5f00""" retList=[] utmp=[] for uchar in ustring: if is_other(uchar): if len(utmp)==0: continue else: retList.append("".join(utmp)) utmp=[] else: utmp.append(uchar) if len(utmp)!=0: retList.append("".join(utmp)) return retListif __name__=="__main__": #test Q2B and B2Q for i in range(0x0020,0x007F): print Q2B(B2Q(unichr(i))),B2Q(unichr(i)) #test uniform ustring=u'\u4e2d\u56fd \u4eba\u540da\u9ad8\u9891A' ustring=uniform(ustring) ret=string2List(ustring) print ret\u98760
你看长度就可以了。length1 = len(unicode_string)
length2 = len(unicode_string.encode('utf-8'))
if length1 == length2: 这说明是英文的，否则就是汉字
数字判断用isdigit()这个函数就可以了
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