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The object returned by tp_new() may not have a tp_init.

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If the object is an ExtensionClass, for example, the slot is not even
defined.  So we must check that the type has the slot (implied by
HAVE_CLASS) before calling tp_init().
This commit is contained in:
Jeremy Hylton 2002-07-16 19:39:38 +00:00
parent 012b69cb30
commit 719841e2fb
1 changed files with 2 additions and 1 deletions
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3
Objects/typeobject.c
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@ -199,7 +199,8 @@ type_call(PyTypeObject *type, PyObject *args, PyObject *kwds)
if (!PyType_IsSubtype(obj->ob_type, type)) if (!PyType_IsSubtype(obj->ob_type, type))
return obj; return obj;
type = obj->ob_type; type = obj->ob_type;
if (type->tp_init != NULL && if (PyType_HasFeature(type, Py_TPFLAGS_HAVE_CLASS) &&
type->tp_init != NULL &&
type->tp_init(obj, args, kwds) < 0) { type->tp_init(obj, args, kwds) < 0) {
Py_DECREF(obj); Py_DECREF(obj);
obj = NULL; obj = NULL;