PyAPI: rename undo memory usage method, improve doc-string

Ref !146095

source/blender/python/intern/bpy_app.cc

@@ -649,15 +649,15 @@ static PyObject *bpy_app_help_text(PyObject * /*self*/, PyObject *args, PyObject
 #endif
 PyDoc_STRVAR(
     /* Wrap. */
-    bpy_app_undo_memory_info_doc,
-    ".. staticmethod:: undo_memory_info()\n"
+    bpy_app_memory_usage_undo_doc,
+    ".. staticmethod:: memory_usage_undo()\n"
     "\n"
     "   Get undo memory usage information.\n"
     "\n"
-    "   :return: 'total_memory'.\n"
+    "   :return: Memory usage of the undo stack in bytes.\n"
     "   :rtype: int\n");
 
-static PyObject *bpy_app_undo_memory_info(PyObject * /*self*/, PyObject * /*args*/)
+static PyObject *bpy_app_memory_usage_undo(PyObject * /*self*/, PyObject * /*args*/)
 {
   size_t total_memory = 0;
   UndoStack *ustack = ED_undo_stack_get();
@@ -676,10 +676,10 @@ static PyMethodDef bpy_app_methods[] = {
      (PyCFunction)bpy_app_help_text,
      METH_VARARGS | METH_KEYWORDS | METH_STATIC,
      bpy_app_help_text_doc},
-    {"undo_memory_info",
-     (PyCFunction)bpy_app_undo_memory_info,
+    {"memory_usage_undo",
+     (PyCFunction)bpy_app_memory_usage_undo,
      METH_NOARGS | METH_STATIC,
-     bpy_app_undo_memory_info_doc},
+     bpy_app_memory_usage_undo_doc},
     {nullptr, nullptr, 0, nullptr},
 };
 

tests/performance/tests/sculpt.py

@@ -182,7 +182,7 @@ def _run_brush_test(args: dict):
             bpy.ops.sculpt.brush_stroke(stroke=generate_stroke(context_override), override_location=True)
             bpy.ops.ed.undo_push()
             measurements.append(time.time() - start)
-            memory_info = bpy.app.undo_memory_info()
+            memory_info = bpy.app.memory_usage_undo()
         if len(measurements) >= min_measurements and (time.time() - total_time_start) > timeout:
             break
         if len(measurements) >= max_measurements: