diff options
Diffstat (limited to 'Objects/sliceobject.c')
| -rw-r--r-- | Objects/sliceobject.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/Objects/sliceobject.c b/Objects/sliceobject.c index 9a268b7..a43644d 100644 --- a/Objects/sliceobject.c +++ b/Objects/sliceobject.c @@ -164,6 +164,30 @@ PySlice_GetIndicesEx(PySliceObject *r, int length, return 0; } +static PyObject * +slice_new(PyTypeObject *type, PyObject *args, PyObject *kw) +{ + PyObject *start, *stop, *step; + + start = stop = step = NULL; + + if (!PyArg_ParseTuple(args, "O|OO:slice", &start, &stop, &step)) + return NULL; + + /* This swapping of stop and start is to maintain similarity with + range(). */ + if (stop == NULL) { + stop = start; + start = NULL; + } + return PySlice_New(start, stop, step); +} + +PyDoc_STRVAR(slice_doc, +"slice([start,] stop[, step])\n\ +\n\ +Create a slice object. This is used for extended slicing (e.g. a[0:10:2])."); + static void slice_dealloc(PySliceObject *r) { @@ -240,7 +264,7 @@ PyTypeObject PySlice_Type = { 0, /* tp_setattro */ 0, /* tp_as_buffer */ Py_TPFLAGS_DEFAULT, /* tp_flags */ - 0, /* tp_doc */ + slice_doc, /* tp_doc */ 0, /* tp_traverse */ 0, /* tp_clear */ 0, /* tp_richcompare */ @@ -252,4 +276,10 @@ PyTypeObject PySlice_Type = { 0, /* tp_getset */ 0, /* tp_base */ 0, /* tp_dict */ + 0, /* tp_descr_get */ + 0, /* tp_descr_set */ + 0, /* tp_dictoffset */ + 0, /* tp_init */ + 0, /* tp_alloc */ + slice_new, /* tp_new */ }; |