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gh-135326: Test support of __index__ in random.getrandbits() #135356

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merged 1 commit into from
Jun 11, 2025
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gh-135326: Test support of __index__ in random.getrandbits() #135356

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12 changes: 12 additions & 0 deletions Lib/test/test_random.py
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,15 @@
from fractions import Fraction
from collections import abc, Counter


class MyIndex:
def __init__(self, value):
self.value = value

def __index__(self):
return self.value


class TestBasicOps:
# Superclass with tests common to all generators.
# Subclasses must arrange for self.gen to retrieve the Random instance
Expand Down Expand Up @@ -809,6 +818,9 @@ def test_getrandbits(self):
self.gen.seed(1234567)
self.assertEqual(self.gen.getrandbits(100),
97904845777343510404718956115)
self.gen.seed(1234567)
self.assertEqual(self.gen.getrandbits(MyIndex(100)),
97904845777343510404718956115)

def test_getrandbits_2G_bits(self):
size = 2**31
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