- size_t n;
- if (!PyArg_ParseTuple(arg, "O&:done", convszt, &n)) goto end;
+ size_t n = 100 - SHAKE_H(me)->h.r/2;
+ static const char *const kwlist[] = { "hsz", 0 };
+ if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O&:done", KWLIST, convszt, &n))
+ goto end;