From 6f937ac667086baf5b0b87077b417925494351c9 Mon Sep 17 00:00:00 2001
From: Michael Simacek <michael.simacek@oracle.com>
Date: Fri, 7 Aug 2026 12:58:09 +0200
Subject: [PATCH] Prepare for GraalPy 3.13

---
 include/pybind11/detail/internals.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/pybind11/detail/internals.h b/include/pybind11/detail/internals.h
index 7107b70688..295485ffab 100644
--- a/include/pybind11/detail/internals.h
+++ b/include/pybind11/detail/internals.h
@@ -101,7 +101,11 @@ class thread_specific_storage {
         // However, in GraalPy (as of v25.0 or older), TSS is implemented by Java and this call
         // requires a living Python interpreter.
 #ifdef GRAALVM_PYTHON
+#    if PY_VERSION_HEX >= 0x030D0000
+        if (Py_IsInitialized() == 0 || Py_IsFinalizing() != 0) {
+#    else
         if (Py_IsInitialized() == 0 || _Py_IsFinalizing() != 0) {
+#    endif
             return;
         }
 #endif