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Issue #15783: Support None default values in the Context() constructor.

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This commit is contained in:
Stefan Krah 2012-12-16 21:10:35 +01:00
parent 92f8b0016e
commit 9a4ff437d1
2 changed files with 56 additions and 32 deletions
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67
Modules/_decimal/_decimal.c
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@ -1241,50 +1241,53 @@ context_init(PyObject *self, PyObject *args, PyObject *kwds)
"prec", "rounding", "Emin", "Emax", "capitals", "clamp",
"flags", "traps", NULL
};
PyObject *rounding = NULL;
PyObject *traps = NULL;
PyObject *status = NULL;
mpd_context_t *ctx, t;
int capitals = 1;
PyObject *prec = Py_None;
PyObject *rounding = Py_None;
PyObject *emin = Py_None;
PyObject *emax = Py_None;
PyObject *capitals = Py_None;
PyObject *clamp = Py_None;
PyObject *status = Py_None;
PyObject *traps = Py_None;
int ret;
assert(PyTuple_Check(args));
ctx = CTX(self);
t = *ctx;
if (!PyArg_ParseTupleAndKeywords(
args, kwds,
"|nOnniiOO", kwlist,
&t.prec, &rounding, &t.emin, &t.emax, &capitals, &t.clamp,
&status, &traps
"|OOOOOOOO", kwlist,
&prec, &rounding, &emin, &emax, &capitals, &clamp, &status, &traps
)) {
return -1;
}
if (rounding != NULL) {
t.round = getround(rounding);
if (t.round < 0) {
if (prec != Py_None && context_setprec(self, prec, NULL) < 0) {
return -1;
}
if (emin != Py_None && context_setemin(self, emin, NULL) < 0) {
return -1;
}
if (emax != Py_None && context_setemax(self, emax, NULL) < 0) {
return -1;
}
if (capitals != Py_None && context_setcapitals(self, capitals, NULL) < 0) {
return -1;
}
if (clamp != Py_None && context_setclamp(self, clamp, NULL) < 0) {
return -1;
}
if (rounding != Py_None) {
int x = getround(rounding);
if (x < 0) {
return -1;
}
if (!mpd_qsetround(CTX(self), x)) {
return type_error_int(invalid_rounding_err);
}
}
if (!mpd_qsetprec(ctx, t.prec) ||
!mpd_qsetemin(ctx, t.emin) ||
!mpd_qsetemax(ctx, t.emax) ||
!mpd_qsetclamp(ctx, t.clamp)) {
return value_error_int("invalid context");
}
if (!mpd_qsetround(ctx, t.round) ||
!mpd_qsettraps(ctx, t.traps) ||
!mpd_qsetstatus(ctx, t.status)) {
return type_error_int("invalid context");
}
if (capitals != 0 && capitals != 1) {
return value_error_int("invalid context");
}
CtxCaps(self) = capitals;
if (traps != NULL) {
if (traps != Py_None) {
if (PyList_Check(traps)) {
ret = context_settraps_list(self, traps);
}
@ -1300,7 +1303,7 @@ context_init(PyObject *self, PyObject *args, PyObject *kwds)
return ret;
}
}
if (status != NULL) {
if (status != Py_None) {
if (PyList_Check(status)) {
ret = context_setstatus_list(self, status);
}