Change a PyErr_Print() into a PyErr_Clear(),
per discussion in issue 1031213.
diff --git a/Parser/tokenizer.c b/Parser/tokenizer.c
index 28fcf3c..4883f46 100644
--- a/Parser/tokenizer.c
+++ b/Parser/tokenizer.c
@@ -1542,7 +1542,7 @@
 		Py_DECREF(unicode_text);
 	}
 	if (!ret) {
-		PyErr_Print();
+		PyErr_Clear();
 	}
 	return ret;
 }