1# This file is dual licensed under the terms of the Apache License, Version 2# 2.0, and the BSD License. See the LICENSE file in the root of this repository 3# for complete details. 4 5from __future__ import absolute_import, division, print_function 6 7import hmac 8 9 10def bytes_eq(a, b): 11 if not isinstance(a, bytes) or not isinstance(b, bytes): 12 raise TypeError("a and b must be bytes.") 13 14 return hmac.compare_digest(a, b) 15