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Recompute the special getattr/setattr/delattr cache slots after 

changing __dict__ *or* __bases__.
This commit is contained in:
Guido van Rossum 1998-07-08 13:34:48 +00:00
parent b77a68e6b1
commit 7ba30431ec
1 changed files with 13 additions and 7 deletions
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20
Objects/classobject.c
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@ -227,21 +227,26 @@ set_slot(slot, v)
Py_XDECREF(temp);
}
static void
set_attr_slots(c)
PyClassObject *c;
{
PyClassObject *dummy;
set_slot(&c->cl_getattr, class_lookup(c, getattrstr, &dummy));
set_slot(&c->cl_setattr, class_lookup(c, setattrstr, &dummy));
set_slot(&c->cl_delattr, class_lookup(c, delattrstr, &dummy));
}
static char *
set_dict(c, v)
PyClassObject *c;
PyObject *v;
{
PyClassObject *dummy;
if (v == NULL || !PyDict_Check(v))
return "__dict__ must be a dictionary object";
set_slot(&c->cl_dict, v);
set_slot(&c->cl_getattr, class_lookup(c, getattrstr, &dummy));
set_slot(&c->cl_setattr, class_lookup(c, setattrstr, &dummy));
set_slot(&c->cl_delattr, class_lookup(c, delattrstr, &dummy));
set_attr_slots(c);
return "";
}
@ -263,6 +268,7 @@ set_bases(c, v)
return "a __bases__ item causes an inheritance cycle";
}
set_slot(&c->cl_bases, v);
set_attr_slots(c);
return "";
}