python 读取二进制文件 转为16进制输出 示例: #!/usr/bin/env python #encoding: utf-8 import binascii fh = open(r'C:Tempimg2012517165556.png', 'rb') a = fh.read() #print 'raw: ',`a`,type(a) hexstr = binascii.b2a_hex(a) print a print hexstr #示意结果为4d5a900003000000....