From 198ad760257a3ef6b9733e1be8d94ee21e8bec54 Mon Sep 17 00:00:00 2001
From: Eric Snow <ericsnowcurrently@gmail.com>
Date: Mon, 18 Sep 2023 11:22:02 -0600
Subject: [PATCH] Print the traceback.

---
 Modules/_xxsubinterpretersmodule.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Modules/_xxsubinterpretersmodule.c b/Modules/_xxsubinterpretersmodule.c
index e1c7d4ab2fd78f..528ed2760cf78d 100644
--- a/Modules/_xxsubinterpretersmodule.c
+++ b/Modules/_xxsubinterpretersmodule.c
@@ -410,6 +410,10 @@ _run_script(PyInterpreterState *interp, const char *codestr,
                 failure);
         PyErr_Clear();
     }
+    // XXX Instead, store the rendered traceback on sharedexc,
+    // attach it to the exception when applied,
+    // and teach PyErr_Display() to print it.
+    PyErr_Display(NULL, excval, NULL);
     Py_XDECREF(excval);
     assert(!PyErr_Occurred());
     _PyInterpreterState_SetNotRunningMain(interp);