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-rw-r--r--Modules/_collectionsmodule.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/_collectionsmodule.c b/Modules/_collectionsmodule.c
index c1fd8b9..830c5b8 100644
--- a/Modules/_collectionsmodule.c
+++ b/Modules/_collectionsmodule.c
@@ -2023,7 +2023,7 @@ defdict_init(PyObject *self, PyObject *args, PyObject *kwds)
newdefault = PyTuple_GET_ITEM(args, 0);
if (!PyCallable_Check(newdefault) && newdefault != Py_None) {
PyErr_SetString(PyExc_TypeError,
- "first argument must be callable");
+ "first argument must be callable or None");
return -1;
}
}