Mercurial > cpython-lru_cache-weakref

diff Python/bltinmodule.c @ 71610:7368d0e9b33e

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bytes should be verboten in sum() (fixes #12654)
author Benjamin Peterson <benjamin@python.org>
date Fri, 29 Jul 2011 14:23:47 -0500
parents 13e6d3cb2ecd
children a6afd26caa8a
line wrap: on
line diff
--- a/Python/bltinmodule.c	Fri Jul 29 19:00:38 2011 +0200
+++ b/Python/bltinmodule.c	Fri Jul 29 14:23:47 2011 -0500
@@ -1888,6 +1888,11 @@
             Py_DECREF(iter);
             return NULL;
         }
+        if (PyBytes_Check(result)) {
+            PyErr_SetString(PyExc_TypeError,
+                "sum() can't sum bytes [use b''.join(seq) instead]");
+            return NULL;
+        }
         if (PyByteArray_Check(result)) {
             PyErr_SetString(PyExc_TypeError,
                 "sum() can't sum bytes [use b''.join(seq) instead]");