fix

numpy · charris · May 14, 2025 · Jan 6, 2025 · Jan 6, 2025 · Jan 6, 2025
commit 80ba96d9c49a06df80d31c59556198edd0f0d2bf
diff --git a/numpy/_core/src/multiarray/methods.c b/numpy/_core/src/multiarray/methods.c
@@ -1871,7 +1871,7 @@ array_reduce_ex_picklebuffer(PyArrayObject *self, int protocol)
    descr = PyArray_DESCR(self);

    /* we expect protocol 5 to be available in Python 3.8 */
-    if (npy_cache_import_runtime("pickle", "PickleBuffer", &picklebuf_class)) {
+    if (npy_cache_import_runtime("pickle", "PickleBuffer", &picklebuf_class) == -1) {
        return NULL;
    }