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Make new classes dynamic by default.

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This commit is contained in:
Guido van Rossum 2001-10-04 19:46:06 +00:00
parent ba001a0b67
commit 50fda3ba26
3 changed files with 24 additions and 26 deletions
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20
Objects/typeobject.c
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@ -759,9 +759,7 @@ type_new(PyTypeObject *metatype, PyObject *args, PyObject *kwds)
1) in the class dict
2) in the module dict (globals)
The first variable that is an int >= 0 is used.
Otherwise, a default is calculated from the base classes:
if any base class is dynamic, this class is dynamic; otherwise
it is static. */
Otherwise, the default is dynamic. */
dynamic = -1; /* Not yet determined */
/* Look in the class */
tmp = PyDict_GetItemString(dict, "__dynamic__");
@ -783,19 +781,9 @@ type_new(PyTypeObject *metatype, PyObject *args, PyObject *kwds)
}
}
if (dynamic < 0) {
/* Make a new class dynamic if any of its bases is
dynamic. This is not always the same as inheriting
the __dynamic__ class attribute! */
dynamic = 0;
for (i = 0; i < nbases; i++) {
tmptype = (PyTypeObject *)
PyTuple_GET_ITEM(bases, i);
if (tmptype->tp_flags &
Py_TPFLAGS_DYNAMICTYPE) {
dynamic = 1;
break;
}
}
/* Default to dynamic */
dynamic = 1;
}
/* Check for a __slots__ sequence variable in dict, and count it */