diff --git a/Modules/itertoolsmodule.c b/Modules/itertoolsmodule.c index f1e76e2ba9c..732bcd9fc20 100644 --- a/Modules/itertoolsmodule.c +++ b/Modules/itertoolsmodule.c @@ -1137,7 +1137,7 @@ islice_new(PyTypeObject *type, PyObject *args, PyObject *kwds) if (PyErr_Occurred()) PyErr_Clear(); PyErr_SetString(PyExc_ValueError, - "Stop argument for islice() must be a non-negative integer or None."); + "Stop argument for islice() must be None or an integer: 0 <= x <= maxsize."); return NULL; } } @@ -1152,14 +1152,14 @@ islice_new(PyTypeObject *type, PyObject *args, PyObject *kwds) if (PyErr_Occurred()) PyErr_Clear(); PyErr_SetString(PyExc_ValueError, - "Stop argument for islice() must be a non-negative integer or None."); + "Stop argument for islice() must be None or an integer: 0 <= x <= maxsize."); return NULL; } } } if (start<0 || stop<-1) { PyErr_SetString(PyExc_ValueError, - "Indices for islice() must be non-negative integers or None."); + "Indices for islice() must be None or an integer: 0 <= x <= maxsize."); return NULL; }