Update whatsnew. Salt the random number seed.
diff --git a/Lib/random.py b/Lib/random.py
index 83a070c..7f63388 100644
--- a/Lib/random.py
+++ b/Lib/random.py
@@ -43,6 +43,7 @@
from math import sqrt as _sqrt, acos as _acos, cos as _cos, sin as _sin
from os import urandom as _urandom
import collections as _collections
+from hashlib import sha512 as _sha512
__all__ = ["Random","seed","random","uniform","randint","choice","sample",
"randrange","shuffle","normalvariate","lognormvariate",
@@ -110,10 +111,12 @@
import time
a = int(time.time() * 256) # use fractional seconds
- if version == 2 and isinstance(a, (str, bytes, bytearray)):
- if isinstance(a, str):
- a = a.encode("utf8")
- a = int.from_bytes(a, 'big')
+ if version == 2:
+ if isinstance(a, (str, bytes, bytearray)):
+ if isinstance(a, str):
+ a = a.encode("utf8")
+ a += _sha512(a).digest()
+ a = int.from_bytes(a, 'big')
super().seed(a)
self.gauss_next = None
diff --git a/Lib/test/test_random.py b/Lib/test/test_random.py
index feb52a5..776d0c4 100644
--- a/Lib/test/test_random.py
+++ b/Lib/test/test_random.py
@@ -246,8 +246,8 @@
'0x1.1ebb4352e4c4dp-1', '0x1.1a7422abf9c11p-1'])
self.gen.seed("the quick brown fox", version=2)
self.assertEqual([self.gen.random().hex() for i in range(4)],
- ['0x1.1294009b9eda4p-2', '0x1.2ff96171b0010p-1',
- '0x1.459e0989bd8e0p-5', '0x1.8b5f55892ddcbp-1'])
+ ['0x1.1239ddfb11b7cp-3', '0x1.b3cbb5c51b120p-4',
+ '0x1.8c4f55116b60fp-1', '0x1.63eb525174a27p-1'])
def test_setstate_first_arg(self):
self.assertRaises(ValueError, self.gen.setstate, (1, None, None))