bpo-37685: Use singletons ALWAYS_EQ and NEVER_EQ in more tests. (GH-15167)
diff --git a/Lib/test/test_contains.py b/Lib/test/test_contains.py
index 036a1d0..471d04a 100644
--- a/Lib/test/test_contains.py
+++ b/Lib/test/test_contains.py
@@ -1,5 +1,6 @@
from collections import deque
import unittest
+from test.support import NEVER_EQ
class base_set:
@@ -69,13 +70,7 @@
# containment and equality tests involving elements that are
# not necessarily equal to themselves
- class MyNonReflexive(object):
- def __eq__(self, other):
- return False
- def __hash__(self):
- return 28
-
- values = float('nan'), 1, None, 'abc', MyNonReflexive()
+ values = float('nan'), 1, None, 'abc', NEVER_EQ
constructors = list, tuple, dict.fromkeys, set, frozenset, deque
for constructor in constructors:
container = constructor(values)