mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-07-23 03:05:38 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 15

Remove the simple slicing API. All slicing is now done with slice objects.

Browse source
This commit is contained in:
Thomas Wouters 2007-08-30 22:57:53 +00:00
parent 582b586617
commit d2cf20eea2
32 changed files with 78 additions and 810 deletions
Download patch file Download diff file Expand all files Collapse all files

25
Objects/stringobject.c
View file

@ -965,29 +965,6 @@ string_repeat(register PyStringObject *a, register Py_ssize_t n)
return (PyObject *) op;
}
/* String slice a[i:j] consists of characters a[i] ... a[j-1] */
static PyObject *
string_slice(register PyStringObject *a, register Py_ssize_t i,
register Py_ssize_t j)
/* j -- may be negative! */
{
if (i < 0)
i = 0;
if (j < 0)
j = 0; /* Avoid signed/unsigned bug in next line */
if (j > Py_Size(a))
j = Py_Size(a);
if (i == 0 && j == Py_Size(a) && PyString_CheckExact(a)) {
/* It's the same as a */
Py_INCREF(a);
return (PyObject *)a;
}
if (j < i)
j = i;
return PyString_FromStringAndSize(a->ob_sval + i, j-i);
}
static int
string_contains(PyObject *str_obj, PyObject *sub_obj)
{
@ -1193,7 +1170,7 @@ static PySequenceMethods string_as_sequence = {
(binaryfunc)string_concat, /*sq_concat*/
(ssizeargfunc)string_repeat, /*sq_repeat*/
(ssizeargfunc)string_item, /*sq_item*/
(ssizessizeargfunc)string_slice, /*sq_slice*/
0, /*sq_slice*/
0, /*sq_ass_item*/
0, /*sq_ass_slice*/
(objobjproc)string_contains /*sq_contains*/