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* Refcount leak. It was just a reference to Py_None, but still.

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* Allow the 3rd argument to generator.throw() to be None.
  The 'raise' statement does the same, and anyway it follows the
  general policy that optional arguments of built-ins should, when
  reasonable, have a default value specifiable from Python.
This commit is contained in:
Armin Rigo 2006-02-14 15:50:44 +00:00
parent 88b78d8cd4
commit 967aa8b349
1 changed files with 9 additions and 3 deletions
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12
Objects/genobject.c
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@ -214,7 +214,13 @@ gen_throw(PyGenObject *gen, PyObject *args)
if (!PyArg_ParseTuple(args, "O|OO:throw", &typ, &val, &tb))
return NULL;
if (tb && !PyTraceBack_Check(tb)) {
/* First, check the traceback argument, replacing None with
NULL. */
if (tb == Py_None) {
Py_DECREF(tb);
tb = NULL;
}
else if (tb != NULL && !PyTraceBack_Check(tb)) {
PyErr_SetString(PyExc_TypeError,
"throw() third argument must be a traceback object");
return NULL;
@ -237,14 +243,14 @@ gen_throw(PyGenObject *gen, PyObject *args)
}
else {
/* Normalize to raise <class>, <instance> */
Py_XDECREF(val);
val = typ;
typ = (PyObject*) ((PyInstanceObject*)typ)->in_class;
Py_INCREF(typ);
}
}
else {
/* Not something you can raise. You get an exception
anyway, just not what you specified :-) */
/* Not something you can raise. throw() fails. */
PyErr_Format(PyExc_TypeError,
"exceptions must be classes, or instances, not %s",
typ->ob_type->tp_name);