binascii用来进行进制和字符串之间的转换
# -*- coding: utf-8 -*-
import binascii
print binascii.b2a_hex('n� . ���z?W') # 二进制转十六进制
print binascii.hexlify('n� . ���z?W') # 作用同上
print binascii.a2b_hex("6eefbfbd20202e20efbfbdefbfbdefbfbd107a103f15571e") # 16进制转二进制
print binascii.unhexlify("3132") # 作用同上
6eefbfbd20202e20efbfbdefbfbdefbfbd107a103f15571e
6eefbfbd20202e20efbfbdefbfbdefbfbd107a103f15571e
n� . ���z?W
12