diff options
Diffstat (limited to 'Objects/listobject.c')
| -rw-r--r-- | Objects/listobject.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Objects/listobject.c b/Objects/listobject.c index b53b948..23d7d9a 100644 --- a/Objects/listobject.c +++ b/Objects/listobject.c @@ -2001,6 +2001,38 @@ PyList_Sort(PyObject *v) } static PyObject * +listsorted(PyObject *cls, PyObject *args, PyObject *kwds) +{ + PyObject *newlist, *v, *seq, *compare=NULL, *keyfunc=NULL, *newargs; + static char *kwlist[] = {"iterable", "cmp", "key", "reverse", 0}; + long reverse; + + if (args != NULL) { + if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|OOi:sorted", + kwlist, &seq, &compare, &keyfunc, &reverse)) + return NULL; + } + + newlist = PyObject_CallFunctionObjArgs(cls, seq, NULL); + if (newlist == NULL) + return NULL; + + newargs = PyTuple_GetSlice(args, 1, 4); + if (newargs == NULL) { + Py_DECREF(newlist); + return NULL; + } + v = listsort((PyListObject *)newlist, newargs, kwds); + Py_DECREF(newargs); + if (v == NULL) { + Py_DECREF(newlist); + return NULL; + } + Py_DECREF(v); + return newlist; +} + +static PyObject * listreverse(PyListObject *self) { if (self->ob_size > 1) @@ -2335,6 +2367,9 @@ PyDoc_STRVAR(reverse_doc, PyDoc_STRVAR(sort_doc, "L.sort(cmp=None, key=None, reverse=False) -- stable sort *IN PLACE*;\n\ cmp(x, y) -> -1, 0, 1"); +PyDoc_STRVAR(sorted_doc, +"list.sorted(iterable, cmp=None, key=None, reverse=False) --> new sorted list;\n\ +cmp(x, y) -> -1, 0, 1"); static PyMethodDef list_methods[] = { {"append", (PyCFunction)listappend, METH_O, append_doc}, @@ -2346,6 +2381,8 @@ static PyMethodDef list_methods[] = { {"count", (PyCFunction)listcount, METH_O, count_doc}, {"reverse", (PyCFunction)listreverse, METH_NOARGS, reverse_doc}, {"sort", (PyCFunction)listsort, METH_VARARGS | METH_KEYWORDS, sort_doc}, + {"sorted", (PyCFunction)listsorted, + METH_VARARGS | METH_KEYWORDS | METH_CLASS, sorted_doc}, {NULL, NULL} /* sentinel */ }; |