如何从python中的.b64文件转换base64？

Question

I have tried lots of ways to do it. But it keep showing the original base64 text. My file is 44.2 MB. So I am thinking that that is the problem.

import base64

your_string = open('qq.b64', "rb").read()
a =base64.b64decode(your_string)
print (a)

This is the first 100 characers of b64 file.

Vm0wd2QyUXlVWGxWV0d4V1YwZDRWMVl3WkRSV01WbDNXa1JTVjAxV2JETlhhMUpUVmpBeFYySkVUbGhoTVVwVVZtcEJlRll5U2tW

This is the first 100 characers of output (a).

b'Vm0wd2QyUXlVWGxWV0d4V1YwZDRWMVl3WkRSV01WbDNXa1JTVjAxV2JETlhhMUpUVmpBeFYySkVUbGhoTVVwVVZtcEJlRll5U2

Answer 1

I think I just figure it out by myself. It was encode for 52 times. so I just try