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Issue #26745: Removed redundant code in _PyObject_GenericSetAttrWithDict.

Browse source 
Based on patch by Xiang Zhang.
This commit is contained in:
Serhiy Storchaka 2016-04-17 20:31:51 +03:00
parent a858bbde03
commit 55c861f637
1 changed files with 21 additions and 30 deletions
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51
Objects/object.c
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@ -1040,8 +1040,7 @@ _PyObject_GenericGetAttrWithDict(PyObject *obj, PyObject *name, PyObject *dict)
name->ob_type->tp_name);
return NULL;
}
else
Py_INCREF(name);
Py_INCREF(name);
if (tp->tp_dict == NULL) {
if (PyType_Ready(tp) < 0)
@ -1049,10 +1048,10 @@ _PyObject_GenericGetAttrWithDict(PyObject *obj, PyObject *name, PyObject *dict)
}
descr = _PyType_Lookup(tp, name);
Py_XINCREF(descr);
f = NULL;
if (descr != NULL) {
Py_INCREF(descr);
f = descr->ob_type->tp_descr_get;
if (f != NULL && PyDescr_IsData(descr)) {
res = f(descr, obj, (PyObject *)obj->ob_type);
@ -1072,8 +1071,9 @@ _PyObject_GenericGetAttrWithDict(PyObject *obj, PyObject *name, PyObject *dict)
if (tsize < 0)
tsize = -tsize;
size = _PyObject_VAR_SIZE(tp, tsize);
assert(size <= PY_SSIZE_T_MAX);
dictoffset += (long)size;
dictoffset += (Py_ssize_t)size;
assert(dictoffset > 0);
assert(dictoffset % SIZEOF_VOID_P == 0);
}
@ -1141,12 +1141,11 @@ _PyObject_GenericSetAttrWithDict(PyObject *obj, PyObject *name,
Py_INCREF(name);
descr = _PyType_Lookup(tp, name);
Py_XINCREF(descr);
f = NULL;
if (descr != NULL) {
Py_INCREF(descr);
f = descr->ob_type->tp_descr_set;
if (f != NULL && PyDescr_IsData(descr)) {
if (f != NULL) {
res = f(descr, obj, value);
goto done;
}
@ -1154,40 +1153,32 @@ _PyObject_GenericSetAttrWithDict(PyObject *obj, PyObject *name,
if (dict == NULL) {
dictptr = _PyObject_GetDictPtr(obj);
if (dictptr != NULL) {
res = _PyObjectDict_SetItem(Py_TYPE(obj), dictptr, name, value);
if (res < 0 && PyErr_ExceptionMatches(PyExc_KeyError))
PyErr_SetObject(PyExc_AttributeError, name);
if (dictptr == NULL) {
if (descr == NULL) {
PyErr_Format(PyExc_AttributeError,
"'%.100s' object has no attribute '%U'",
tp->tp_name, name);
}
else {
PyErr_Format(PyExc_AttributeError,
"'%.50s' object attribute '%U' is read-only",
tp->tp_name, name);
}
goto done;
}
res = _PyObjectDict_SetItem(tp, dictptr, name, value);
}
if (dict != NULL) {
else {
Py_INCREF(dict);
if (value == NULL)
res = PyDict_DelItem(dict, name);
else
res = PyDict_SetItem(dict, name, value);
Py_DECREF(dict);
if (res < 0 && PyErr_ExceptionMatches(PyExc_KeyError))
PyErr_SetObject(PyExc_AttributeError, name);
goto done;
}
if (res < 0 && PyErr_ExceptionMatches(PyExc_KeyError))
PyErr_SetObject(PyExc_AttributeError, name);
if (f != NULL) {
res = f(descr, obj, value);
goto done;
}
if (descr == NULL) {
PyErr_Format(PyExc_AttributeError,
"'%.100s' object has no attribute '%U'",
tp->tp_name, name);
goto done;
}
PyErr_Format(PyExc_AttributeError,
"'%.50s' object attribute '%U' is read-only",
tp->tp_name, name);
done:
Py_XDECREF(descr);
Py_DECREF(name);