python得到汉字拼音首字母

#!/usr/bin/env python

#coding=utf-8

def get_Mutil_CnFirstLetter(str):

index = 0;

strReturnCn = ""

print "len(str)=%s" % len(str)

while index < (len(str)-1):

#print "strReturnCn=%s" % strReturnCn

#print get_cn_first_letter(str[index:index+2],"GBK")

#print str[index:index+2]

strReturnCn += get_cn_first_letter(str[index:index+2],"GBK")

index += 2;

return strReturnCn;

def get_cn_first_letter(str,codec="UTF8"):

if codec!="GBK":

if codec!="unicode":

str=str.decode(codec)

str=str.encode("GBK")

if str<"/xb0/xa1" or str>"/xd7/xf9":

return ""

if str<"/xb0/xc4":

return "a"

if str<"/xb2/xc0":

return "b"

if str<"/xb4/xed":

return "c"

if str<"/xb6/xe9":

return "d"

if str<"/xb7/xa1":

return "e"

if str<"/xb8/xc0":

return "f"

if str<"/xb9/xfd":

return "g"

if str<"/xbb/xf6":

return "h"

if str<"/xbf/xa5":

return "j"

if str<"/xc0/xab":

return "k"

if str<"/xc2/xe7":

return "l"

if str<"/xc4/xc2":

return "m"

if str<"/xc5/xb5":

return "n"

if str<"/xc5/xbd":

return "o"

if str<"/xc6/xd9":

return "p"

if str<"/xc8/xba":

return "q"

if str<"/xc8/xf5":

return "r"

if str<"/xcb/xf9":

return "s"

if str<"/xcd/xd9":

return "t"

if str<"/xce/xf3":

return "w"

if str<"/xd1/x88":

return "x"

if str<"/xd4/xd0":

return "y"

if str<"/xd7/xf9":

return "z"

if __name__== '__main__':

print get_cn_first_letter("我", "GBK")

print get_cn_first_letter("们", "GBK")

print get_cn_first_letter("他", "GBK")

print get_cn_first_letter("是", "GBK")

print get_cn_first_letter("大", "GBK")

print get_Mutil_CnFirstLetter("大埔的d")