Update enum to CPython 3.11.5 (#5074)

part of: #4564

.github/workflows/ci.yaml

@@ -315,7 +315,7 @@ jobs:
         with:
           python-version: ${{ env.PYTHON_VERSION }}
       - name: install ruff
-        run: python -m pip install ruff
+        run: python -m pip install ruff==0.0.291 # astral-sh/ruff#7778
       - name: run python lint
         run: ruff extra_tests wasm examples  --exclude='./.*',./Lib,./vm/Lib,./benches/ --select=E9,F63,F7,F82 --show-source
       - name: install prettier

Lib/test/test_re.py

@@ -2304,6 +2304,8 @@ class PatternReprTests(unittest.TestCase):
         self.assertEqual(r[:30], "re.compile('Very long long lon")
         self.assertEqual(r[-16:], ", re.IGNORECASE)")
 
+    # TODO: RUSTPYTHON
+    @unittest.expectedFailure
     def test_flags_repr(self):
         self.assertEqual(repr(re.I), "re.IGNORECASE")
         self.assertEqual(repr(re.I|re.S|re.X),

Lib/test/test_socket.py

@@ -1493,6 +1493,8 @@ class GeneralModuleTests(unittest.TestCase):
             raise
         self.assertRaises(TypeError, s.ioctl, socket.SIO_LOOPBACK_FAST_PATH, None)
 
+    # TODO: RUSTPYTHON, AssertionError: '2' != 'AddressFamily.AF_INET'
+    @unittest.expectedFailure
     def testGetaddrinfo(self):
         try:
             socket.getaddrinfo('localhost', 80)
@@ -1799,6 +1801,8 @@ class GeneralModuleTests(unittest.TestCase):
         nameinfo = socket.getnameinfo(sockaddr, socket.NI_NUMERICHOST | socket.NI_NUMERICSERV)
         self.assertEqual(nameinfo, ('ff02::1de:c0:face:8d%' + str(ifindex), '1234'))
 
+    # TODO: RUSTPYTHON, AssertionError: '2' != 'AddressFamily.AF_INET'
+    @unittest.expectedFailure
     def test_str_for_enums(self):
         # Make sure that the AF_* and SOCK_* constants have enum-like string
         # reprs.

Lib/test/test_unicode.py

@@ -1509,6 +1509,9 @@ class UnicodeTest(string_tests.CommonTest,
         self.assertRaisesRegex(TypeError, '%x format: an integer is required, not PseudoFloat', operator.mod, '%x', pi),
         self.assertRaises(TypeError, operator.mod, '%c', pi),
 
+
+    # TODO: RUSTPYTHON, AssertionError: '...15...' != '...Int.IDES...'
+    @unittest.expectedFailure
     def test_formatting_with_enum(self):
         # issue18780
         import enum