Address review

Author: sobolevn

Doc/c-api/init.rst

@@ -41,7 +41,6 @@ The following functions can be safely called before Python is initialized:
   * :c:func:`PyObject_SetArenaAllocator`
   * :c:func:`Py_SetProgramName`
   * :c:func:`Py_SetPythonHome`
-  * :c:func:`!PySys_ResetWarnOptions`
   * the configuration functions covered in :ref:`init-config`
 
 * Informative functions:

Lib/test/test_embed.py

@@ -315,9 +315,9 @@ def test_pre_initialization_sys_options(self):
             print(out)
             print(err)
         expected_output = (
-            "sys.warnoptions: ['default', 'once', 'module']\n"
+            "sys.warnoptions: ['once', 'module', 'default']\n"
             "sys._xoptions: {'not_an_option': '1', 'also_not_an_option': '2'}\n"
-            "warnings.filters[:3]: ['module', 'once', 'default']\n"
+            "warnings.filters[:3]: ['default', 'module', 'once']\n"
         )
         self.assertIn(expected_output, out)
         self.assertEqual(err, '')

Programs/_testembed.c

@@ -22,6 +22,10 @@ extern void PySys_AddWarnOption(const wchar_t *s);
 extern void PySys_AddXOption(const wchar_t *s);
 extern void Py_SetPath(const wchar_t *path);
 
+// These functions were removed from Python 3.15 API but are still exported
+// for the stable ABI. We want to test them in this program.
+extern void PySys_ResetWarnOptions(void);
+
 
 int main_argc;
 char **main_argv;
@@ -343,9 +347,12 @@ static int test_pre_initialization_sys_options(void)
 
     _Py_EMBED_PREINIT_CHECK("Checking PySys_AddWarnOption\n");
     PySys_AddWarnOption(L"default");
+    _Py_EMBED_PREINIT_CHECK("Checking PySys_ResetWarnOptions\n");
+    PySys_ResetWarnOptions();
     _Py_EMBED_PREINIT_CHECK("Checking PySys_AddWarnOption linked list\n");
     PySys_AddWarnOption(dynamic_once_warnoption);
     PySys_AddWarnOption(L"module");
+    PySys_AddWarnOption(L"default");
     _Py_EMBED_PREINIT_CHECK("Checking PySys_AddXOption\n");
     PySys_AddXOption(L"not_an_option=1");
     PySys_AddXOption(dynamic_xoption);