cpython: 45d2b5c12b19 (original) (raw)

Mercurial > cpython

changeset 102778:45d2b5c12b19

slot_tp_iter() now uses fast call Issue #27128: slot_tp_iter() now calls _PyObject_FastCall() to avoid a temporary empty tuple. [#27128]

Victor Stinner victor.stinner@gmail.com
date	Fri, 19 Aug 2016 18:41:02 +0200
parents	6a21b6599692
children	124d5d0ef81f
files	Objects/typeobject.c
diffstat	1 files changed, 3 insertions(+), 6 deletions(-)[+] [-] Objects/typeobject.c 9

line wrap: on

line diff

--- a/Objects/typeobject.c +++ b/Objects/typeobject.c @@ -6264,16 +6264,13 @@ slot_tp_iter(PyObject *self) Py_TYPE(self)->tp_name); return NULL; } + if (func != NULL) {

```
   PyObject *args;[](#l1.9)
```

   args = res = PyTuple_New(0);[](#l1.10)

```
   if (args != NULL) {[](#l1.11)
```

       res = PyObject_Call(func, args, NULL);[](#l1.12)

```
       Py_DECREF(args);[](#l1.13)
```
```
   }[](#l1.14)
```

   res = _PyObject_FastCall(func, NULL, 0, NULL);[](#l1.15)
   Py_DECREF(func);[](#l1.16)
   return res;[](#l1.17)

} + PyErr_Clear(); func = lookup_method(self, &PyId___getitem__); if (func == NULL) {