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-rw-r--r--Python/ceval.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/Python/ceval.c b/Python/ceval.c
index 60a91b2..037c86c 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -1617,6 +1617,8 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
"lost sys.stdout");
}
if (w != NULL) {
+ /* w.write() may replace sys.stdout, so we
+ * have to keep our reference to it */
Py_INCREF(w);
err = PyFile_WriteString("\n", w);
if (err == 0)