mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-08-01 07:33:08 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

Stop duplicating code and handle slice indices consistently and correctly

Browse source 
wrt to ssize_t.
This commit is contained in:
Neal Norwitz 2006-03-23 06:03:08 +00:00
parent 90768424f8
commit badc086543
4 changed files with 25 additions and 44 deletions
Download patch file Download diff file Expand all files Collapse all files

19
Objects/sliceobject.c
View file

@ -79,6 +79,25 @@ PySlice_New(PyObject *start, PyObject *stop, PyObject *step)
return (PyObject *) obj;
}
PyObject *
_PySlice_FromIndices(Py_ssize_t istart, Py_ssize_t istop)
{
PyObject *start, *end, *slice;
start = PyInt_FromSsize_t(istart);
if (!start)
return NULL;
end = PyInt_FromSsize_t(istop);
if (!end) {
Py_DECREF(start);
return NULL;
}
slice = PySlice_New(start, end, NULL);
Py_DECREF(start);
Py_DECREF(end);
return slice;
}
int
PySlice_GetIndices(PySliceObject *r, Py_ssize_t length,
Py_ssize_t *start, Py_ssize_t *stop, Py_ssize_t *step)