[Python-checkins] cpython (merge 3.6 -> default): merge
raymond.hettinger
python-checkins at python.org
Mon Nov 21 17:34:57 EST 2016
https://hg.python.org/cpython/rev/671c032e4fd9
changeset: 105307:671c032e4fd9
parent: 105305:23140bd66d86
parent: 105306:89f95c78e0ab
user: Raymond Hettinger <python at rcn.com>
date: Mon Nov 21 14:34:51 2016 -0800
summary:
merge
files:
Lib/random.py | 2 +-
Lib/test/test_random.py | 1 +
2 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/Lib/random.py b/Lib/random.py
--- a/Lib/random.py
+++ b/Lib/random.py
@@ -314,7 +314,7 @@
randbelow = self._randbelow
n = len(population)
if not 0 <= k <= n:
- raise ValueError("Sample larger than population")
+ raise ValueError("Sample larger than population or is negative")
result = [None] * k
setsize = 21 # size of a small set minus size of an empty list
if k > 5:
diff --git a/Lib/test/test_random.py b/Lib/test/test_random.py
--- a/Lib/test/test_random.py
+++ b/Lib/test/test_random.py
@@ -110,6 +110,7 @@
self.assertEqual(self.gen.sample([], 0), []) # test edge case N==k==0
# Exception raised if size of sample exceeds that of population
self.assertRaises(ValueError, self.gen.sample, population, N+1)
+ self.assertRaises(ValueError, self.gen.sample, [], -1)
def test_sample_distribution(self):
# For the entire allowable range of 0 <= k <= N, validate that
--
Repository URL: https://hg.python.org/cpython
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