diff options
Diffstat (limited to 'Python/bltinmodule.c')
| -rw-r--r-- | Python/bltinmodule.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c index 291ef45..82fb9ad 100644 --- a/Python/bltinmodule.c +++ b/Python/bltinmodule.c @@ -1888,6 +1888,11 @@ builtin_sum(PyObject *self, PyObject *args) 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]"); |