def _strxor(s1, s2):
    return "".join(map(lambda x, y: chr(ord(x) ^ ord(y)), s1, s2))

# The size of the digests returned by HMAC depends on the underlying
# hashing module used.
Utility method. XOR the two strings s1 and s2 (must have same length).
dataset/ETHPy150Open CollabQ/CollabQ/vendor/gdata/tlslite/utils/hmac.py/_strxor