ignore 'raise ... from None' in Py<3.3

464f389c · Stefan Behnel · 23d54261 · 464f389c
Commit 464f389c authored Feb 12, 2013 by Stefan Behnel
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Cython/Utility/Exceptions.c Cython/Utility/Exceptions.c +4 -0

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--- a/Cython/Utility/Exceptions.c
+++ b/Cython/Utility/Exceptions.c
@@ -186,7 +186,11 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
        goto bad;
    }

+#if PY_VERSION_HEX >= 0x03030000
    if (cause) {
+#else
+    if (cause && cause != Py_None) {
+#endif
        PyObject *fixed_cause;
        if (cause == Py_None) {
            /* raise ... from None */