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bpo-44018: random.seed() no longer mutates its inputs (GH-25856)

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Raymond Hettinger 2021-05-03 16:11:35 -07:00 • committed by GitHub
parent 2fc857a572
commit b05352e4c2
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3 changed files with 7 additions and 2 deletions
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3
Lib/random.py
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@ -154,8 +154,7 @@ class Random(_random.Random):
elif version == 2 and isinstance(a, (str, bytes, bytearray)):
if isinstance(a, str):
a = a.encode()
a += _sha512(a).digest()
a = int.from_bytes(a, 'big')
a = int.from_bytes(a + _sha512(a).digest(), 'big')
elif not isinstance(a, (type(None), int, float, str, bytes, bytearray)):
_warn('Seeding based on hashing is deprecated\n'