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authorErlend Egeberg Aasland <erlend.aasland@innova.no>2021-04-30 14:04:57 (GMT)
committerGitHub <noreply@github.com>2021-04-30 14:04:57 (GMT)
commit9746cda705decebc0ba572d95612796afd06dcd4 (patch)
treed21d7082061099687919b8e744250bb39cf5613d /Lib/test/test_threading.py
parent387397f8a4244c983f4568c16a28842e3268fe5d (diff)
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bpo-43916: Apply Py_TPFLAGS_DISALLOW_INSTANTIATION to selected types (GH-25748)
Apply Py_TPFLAGS_DISALLOW_INSTANTIATION to the following types: * _dbm.dbm * _gdbm.gdbm * _multibytecodec.MultibyteCodec * _sre..SRE_Scanner * _thread._localdummy * _thread.lock * _winapi.Overlapped * array.arrayiterator * functools.KeyWrapper * functools._lru_list_elem * pyexpat.xmlparser * re.Match * re.Pattern * unicodedata.UCD * zlib.Compress * zlib.Decompress
Diffstat (limited to 'Lib/test/test_threading.py')
-rw-r--r--Lib/test/test_threading.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/Lib/test/test_threading.py b/Lib/test/test_threading.py
index f44f17f..546773e 100644
--- a/Lib/test/test_threading.py
+++ b/Lib/test/test_threading.py
@@ -119,6 +119,13 @@ class ThreadTests(BaseTestCase):
thread = threading.Thread(target=func)
self.assertEqual(thread.name, "Thread-5 (func)")
+ @cpython_only
+ def test_disallow_instantiation(self):
+ # Ensure that the type disallows instantiation (bpo-43916)
+ lock = threading.Lock()
+ tp = type(lock)
+ self.assertRaises(TypeError, tp)
+
# Create a bunch of threads, let each do some work, wait until all are
# done.
def test_various_ops(self):