# Python:binascii库 - 二进制和 ASCII 码互转

**Published by:** [weigr](https://paragraph.com/@hiweigr/)
**Published on:** 2022-03-23
**URL:** https://paragraph.com/@hiweigr/python-binascii-ascii

## Content

import binascii """ binascii 模块包含很多在二进制和二进制表示的各种ASCII码之间转换的方法 """ s = b'hello' # 返回二进制数据的十六进制表示形式 h = binascii.hexlify(s) print(binascii.hexlify(s)) # OR print(binascii.b2a_hex(s)) # 返回由十六进制字符串表示的二进制数据 print(binascii.a2b_hex(h)) # OR print(binascii.unhexlify(h))

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