Micro-optimize PyObject_GetAttrString()

vstinner · vstinner · commit 59af08f5450e · 2012-03-22T02:09:08.000+01:00
w cannot be NULL so use Py_DECREF() instead of Py_XDECREF().
diff --git a/Objects/object.c b/Objects/object.c
@@ -820,7 +820,7 @@ PyObject_GetAttrString(PyObject *v, const char *name)
     if (w == NULL)
         return NULL;
     res = PyObject_GetAttr(v, w);
-    Py_XDECREF(w);
+    Py_DECREF(w);
     return res;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -820,7 +820,7 @@ PyObject_GetAttrString(PyObject v, const char name)`
`820`	`820`	`if (w == NULL)`
`821`	`821`	`return NULL;`
`822`	`822`	`res = PyObject_GetAttr(v, w);`
`823`		`- Py_XDECREF(w);`
	`823`	`+ Py_DECREF(w);`
`824`	`824`	`return res;`
`825`	`825`	`}`
`826`	`826`