python中的binascii模块

binascii模块拿来干嘛的？

答：进制转换xxoo

 #!/usr/bin/env python
 # encoding:utf-8
 # by i3ekr

 import binascii
 s = "abcd"
 a = binascii.b2a_hex(s)#字符串转十六进制
 b = binascii.a2b_hex(a)#十六进制转字符串
 print a,b
 c = binascii.b2a_base64(s)#base64加密
 d = binascii.a2b_base64(c)#base64解密
 print c,d

输出效果截图：