Python base 36 编码 [英] Python base 36 encoding
本文介绍了Python base 36 编码的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
如何在 Python 中用 base 36 编码一个整数,然后再次解码?
How can I encode an integer with base 36 in Python and then decode it again?
推荐答案
您是否尝试过维基百科的示例代码?
Have you tried Wikipedia's sample code?
def base36encode(number, alphabet='0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'):
"""Converts an integer to a base36 string."""
if not isinstance(number, (int, long)):
raise TypeError('number must be an integer')
base36 = ''
sign = ''
if number < 0:
sign = '-'
number = -number
if 0 <= number < len(alphabet):
return sign + alphabet[number]
while number != 0:
number, i = divmod(number, len(alphabet))
base36 = alphabet[i] + base36
return sign + base36
def base36decode(number):
return int(number, 36)
print base36encode(1412823931503067241)
print base36decode('AQF8AA0006EH')
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