t

source/blender/python/intern/bpy_rna_callback.c

@@ -24,6 +24,7 @@
 #include <Python.h>
 
 #include "../generic/python_utildefines.h"
+#include "../generic/py_capi_utils.h"
 
 #include "DNA_space_types.h"
 
@@ -495,28 +496,40 @@ PyObject *pyrna_callback_classmethod_remove(PyObject *UNUSED(self), PyObject *ar
 static void cb_customdata_free(void *customdata)
 {
   PyObject *tuple = customdata;
-  bool use_gil = true; /* !PyC_IsInterpreterActive(); */
+
+  Py_DECREF(tuple);
+}
+
+void BPY_callback_screen_free(struct ARegionType *art)
+{
+  bool use_gil = !PyC_IsInterpreterActive();
 
   PyGILState_STATE gilstate;
   if (use_gil) {
     gilstate = PyGILState_Ensure();
   }
-
+  ED_region_draw_cb_remove_by_type(art, cb_region_draw, cb_customdata_free);
-  Py_DECREF(tuple);
 
   if (use_gil) {
     PyGILState_Release(gilstate);
   }
 }
 
-void BPY_callback_screen_free(struct ARegionType *art)
-{
-  ED_region_draw_cb_remove_by_type(art, cb_region_draw, cb_customdata_free);
-}
-
 void BPY_callback_wm_free(struct wmWindowManager *wm)
 {
+  bool use_gil = !PyC_IsInterpreterActive();
+
+  PyGILState_STATE gilstate;
+  if (use_gil) {
+    gilstate = PyGILState_Ensure();
+  }
+
+  BLI_assert(PyC_IsInterpreterActive());
   WM_paint_cursor_remove_by_type(wm, cb_wm_cursor_draw, cb_customdata_free);
+
+  if (use_gil) {
+    PyGILState_Release(gilstate);
+  }
 }
 
 /** \} */