From b38ffeadd644a405116a652f6afbab585f6dae5f Mon Sep 17 00:00:00 2001
From: sobolevn <mail@sobolevn.me>
Date: Fri, 22 Sep 2023 15:10:52 +0300
Subject: [PATCH 1/2] gh-109721: Guard `_testinernalcapi` imports in tests

---
 Lib/test/test_cmd_line.py        | 1 +
 Lib/test/test_import/__init__.py | 5 ++++-
 Lib/test/test_opcache.py         | 7 ++++---
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/Lib/test/test_cmd_line.py b/Lib/test/test_cmd_line.py
index e88b7c8572d9e8b..f4754dbf735a1d9 100644
--- a/Lib/test/test_cmd_line.py
+++ b/Lib/test/test_cmd_line.py
@@ -799,6 +799,7 @@ def check_pythonmalloc(self, env_var, name):
         self.assertEqual(proc.stdout.rstrip(), name)
         self.assertEqual(proc.returncode, 0)
 
+    @support.cpython_only
     def test_pythonmalloc(self):
         # Test the PYTHONMALLOC environment variable
         pymalloc = support.with_pymalloc()
diff --git a/Lib/test/test_import/__init__.py b/Lib/test/test_import/__init__.py
index a302a6075eca0a3..48553f9d48b0103 100644
--- a/Lib/test/test_import/__init__.py
+++ b/Lib/test/test_import/__init__.py
@@ -22,7 +22,6 @@
 import types
 import unittest
 from unittest import mock
-import _testinternalcapi
 import _imp
 
 from test.support import os_helper
@@ -50,6 +49,10 @@
     import _xxsubinterpreters as _interpreters
 except ModuleNotFoundError:
     _interpreters = None
+try:
+    import _testinternalcapi
+except ImportError:
+    _testinternalcapi = None
 
 
 skip_if_dont_write_bytecode = unittest.skipIf(
diff --git a/Lib/test/test_opcache.py b/Lib/test/test_opcache.py
index 692e03fbb5e0841..516953050849e46 100644
--- a/Lib/test/test_opcache.py
+++ b/Lib/test/test_opcache.py
@@ -4,13 +4,14 @@
 import threading
 import types
 import unittest
-from test.support import threading_helper
-import _testinternalcapi
+from test.support import threading_helper, import_helper
+
+# Skip this module on other interpreters, it is cpython specific:
+_testinternalcapi = import_helper.import_module('_testinternalcapi')
 
 
 def disabling_optimizer(func):
     def wrapper(*args, **kwargs):
-        import _testinternalcapi
         old_opt = _testinternalcapi.get_optimizer()
         _testinternalcapi.set_optimizer(None)
         try:

From c00a68bd037ac43d016a32e421c3cc66694e2e7f Mon Sep 17 00:00:00 2001
From: sobolevn <mail@sobolevn.me>
Date: Fri, 22 Sep 2023 16:31:32 +0300
Subject: [PATCH 2/2] Try different approach with importing `_testinternalcapi`

---
 Lib/test/test_opcache.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/Lib/test/test_opcache.py b/Lib/test/test_opcache.py
index 516953050849e46..2b2783d57be8f41 100644
--- a/Lib/test/test_opcache.py
+++ b/Lib/test/test_opcache.py
@@ -4,10 +4,13 @@
 import threading
 import types
 import unittest
-from test.support import threading_helper, import_helper
+from test.support import threading_helper, check_impl_detail
 
 # Skip this module on other interpreters, it is cpython specific:
-_testinternalcapi = import_helper.import_module('_testinternalcapi')
+if check_impl_detail(cpython=False):
+    raise unittest.SkipTest('implementation detail specific to cpython')
+
+import _testinternalcapi
 
 
 def disabling_optimizer(func):