python
diff --git a/‎Include/internal/pycore_import.h
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+1-4Lines changed: 1 addition & 4 deletions b/‎Include/internal/pycore_import.h
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+1-4Lines changed: 1 addition & 4 deletions
diff --git a/‎Include/moduleobject.h
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+1-1Lines changed: 1 addition & 1 deletion b/‎Include/moduleobject.h
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+1-1Lines changed: 1 addition & 1 deletion
diff --git a/‎Python/import.c
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-41Lines changed: 0 additions & 41 deletions b/‎Python/import.c
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-41Lines changed: 0 additions & 41 deletions
@@ -29,9 +29,6 @@ extern int _PyImport_FixupBuiltin(
     const char *name,            /* UTF-8 encoded string */
     PyObject *modules
     );
-// We could probably drop this:
-extern int _PyImport_FixupExtensionObject(PyObject*, PyObject *,
-                                          PyObject *, PyObject *);
 
 // Export for many shared extensions, like '_json'
 PyAPI_FUNC(PyObject*) _PyImport_GetModuleAttr(PyObject *, PyObject *);
@@ -55,7 +52,7 @@ struct _import_runtime_state {
            Only legacy (single-phase init) extension modules are added
            and only if they support multiple initialization (m_size >- 0)
            or are imported in the main interpreter.
-           This is initialized lazily in _PyImport_FixupExtensionObject().
+           This is initialized lazily in fix_up_extension() in import.c.
            Modules are added there and looked up in _imp.find_extension(). */
         _Py_hashtable_t *hashtable;
     } extensions;
 
@@ -53,7 +53,7 @@ typedef struct PyModuleDef_Base {
   /* A copy of the module's __dict__ after the first time it was loaded.
      This is only set/used for legacy modules that do not support
      multiple initializations.
-     It is set by _PyImport_FixupExtensionObject(). */
+     It is set by fix_up_extension() in import.c. */
   PyObject* m_copy;
 } PyModuleDef_Base;
 
 
@@ -1285,47 +1285,6 @@ finish_singlephase_extension(PyThreadState *tstate,
     return 0;
 }
 
-int
-_PyImport_FixupExtensionObject(PyObject *mod, PyObject *name,
-                               PyObject *filename, PyObject *modules)
-{
-    PyThreadState *tstate = _PyThreadState_GET();
-
-    if (mod == NULL || !PyModule_Check(mod)) {
-        PyErr_BadInternalCall();
-        return -1;
-    }
-    PyModuleDef *def = PyModule_GetDef(mod);
-    if (def == NULL) {
-        PyErr_BadInternalCall();
-        return -1;
-    }
-
-    /* Only single-phase init extension modules can reach here. */
-    assert(is_singlephase(def));
-    assert(!is_core_module(tstate->interp, name, filename));
-    assert(!is_core_module(tstate->interp, name, name));
-
-    struct singlephase_global_update singlephase = {0};
-    // gh-88216: Extensions and def->m_base.m_copy can be updated
-    // when the extension module doesn't support sub-interpreters.
-    if (def->m_size == -1) {
-        singlephase.m_dict = PyModule_GetDict(mod);
-        assert(singlephase.m_dict != NULL);
-    }
-    if (update_global_state_for_extension(
-            tstate, filename, name, def, &singlephase) < 0)
-    {
-        return -1;
-    }
-
-    if (finish_singlephase_extension(tstate, mod, def, name, modules) < 0) {
-        return -1;
-    }
-
-    return 0;
-}
-
 
 static PyObject *
 import_find_extension(PyThreadState *tstate,