traverseda
/
cpython
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Expand the PySlice_GetIndicesEx macro. (#1023)

This commit is contained in:
Serhiy Storchaka 2017-04-08 09:53:51 +03:00 committed by GitHub
parent 205e00c5cf
commit b879fe82e7
11 changed files with 47 additions and 45 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
Modules/_ctypes/_ctypes.c
View File

@ -4277,11 +4277,10 @@ Array_subscript(PyObject *myself, PyObject *item)
PyObject *np;
Py_ssize_t start, stop, step, slicelen, cur, i;
if (PySlice_GetIndicesEx(item,
self->b_length, &start, &stop,
&step, &slicelen) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelen = PySlice_AdjustIndices(self->b_length, &start, &stop, step);
stgdict = PyObject_stgdict((PyObject *)self);
assert(stgdict); /* Cannot be NULL for array object instances */
@ -4418,11 +4417,10 @@ Array_ass_subscript(PyObject *myself, PyObject *item, PyObject *value)
else if (PySlice_Check(item)) {
Py_ssize_t start, stop, step, slicelen, otherlen, i, cur;
if (PySlice_GetIndicesEx(item,
self->b_length, &start, &stop,
&step, &slicelen) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return -1;
}
slicelen = PySlice_AdjustIndices(self->b_length, &start, &stop, step);
if ((step < 0 && start < stop) ||
(step > 0 && start > stop))
stop = start;

12
Modules/_elementtree.c
View File

@ -1740,11 +1740,11 @@ element_subscr(PyObject* self_, PyObject* item)
if (!self->extra)
return PyList_New(0);
if (PySlice_GetIndicesEx(item,
self->extra->length,
&start, &stop, &step, &slicelen) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelen = PySlice_AdjustIndices(self->extra->length, &start, &stop,
step);
if (slicelen <= 0)
return PyList_New(0);
@ -1796,11 +1796,11 @@ element_ass_subscr(PyObject* self_, PyObject* item, PyObject* value)
return -1;
}
if (PySlice_GetIndicesEx(item,
self->extra->length,
&start, &stop, &step, &slicelen) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return -1;
}
slicelen = PySlice_AdjustIndices(self->extra->length, &start, &stop,
step);
if (value == NULL) {
/* Delete slice */

7
Modules/_testbuffer.c
View File

@ -1715,10 +1715,10 @@ init_slice(Py_buffer *base, PyObject *key, int dim)
{
Py_ssize_t start, stop, step, slicelength;
if (PySlice_GetIndicesEx(key, base->shape[dim],
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(key, &start, &stop, &step) < 0) {
return -1;
}
slicelength = PySlice_AdjustIndices(base->shape[dim], &start, &stop, step);
if (base->suboffsets == NULL || dim == 0) {
@ -1935,9 +1935,10 @@ slice_indices(PyObject *self, PyObject *args)
"first argument must be a slice object");
return NULL;
}
if (PySlice_GetIndicesEx(key, len, &s[0], &s[1], &s[2], &s[3]) < 0) {
if (PySlice_Unpack(key, &s[0], &s[1], &s[2]) < 0) {
return NULL;
}
s[3] = PySlice_AdjustIndices(len, &s[0], &s[1], s[2]);
ret = PyTuple_New(4);
if (ret == NULL)

11
Modules/arraymodule.c
View File

@ -2289,10 +2289,11 @@ array_subscr(arrayobject* self, PyObject* item)
arrayobject* ar;
int itemsize = self->ob_descr->itemsize;
if (PySlice_GetIndicesEx(item, Py_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = PySlice_AdjustIndices(Py_SIZE(self), &start, &stop,
step);
if (slicelength <= 0) {
return newarrayobject(&Arraytype, 0, self->ob_descr);
@ -2360,11 +2361,11 @@ array_ass_subscr(arrayobject* self, PyObject* item, PyObject* value)
return (*self->ob_descr->setitem)(self, i, value);
}
else if (PySlice_Check(item)) {
if (PySlice_GetIndicesEx(item,
Py_SIZE(self), &start, &stop,
&step, &slicelength) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return -1;
}
slicelength = PySlice_AdjustIndices(Py_SIZE(self), &start, &stop,
step);
}
else {
PyErr_SetString(PyExc_TypeError,

9
Modules/mmapmodule.c
View File

@ -778,10 +778,10 @@ mmap_subscript(mmap_object *self, PyObject *item)
else if (PySlice_Check(item)) {
Py_ssize_t start, stop, step, slicelen;
if (PySlice_GetIndicesEx(item, self->size,
&start, &stop, &step, &slicelen) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelen = PySlice_AdjustIndices(self->size, &start, &stop, step);
if (slicelen <= 0)
return PyBytes_FromStringAndSize("", 0);
@ -904,11 +904,10 @@ mmap_ass_subscript(mmap_object *self, PyObject *item, PyObject *value)
Py_ssize_t start, stop, step, slicelen;
Py_buffer vbuf;
if (PySlice_GetIndicesEx(item,
self->size, &start, &stop,
&step, &slicelen) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return -1;
}
slicelen = PySlice_AdjustIndices(self->size, &start, &stop, step);
if (value == NULL) {
PyErr_SetString(PyExc_TypeError,
"mmap object doesn't support slice deletion");

12
Objects/bytearrayobject.c
View File

@ -400,11 +400,11 @@ bytearray_subscript(PyByteArrayObject *self, PyObject *index)
}
else if (PySlice_Check(index)) {
Py_ssize_t start, stop, step, slicelength, cur, i;
if (PySlice_GetIndicesEx(index,
PyByteArray_GET_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(index, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = PySlice_AdjustIndices(PyByteArray_GET_SIZE(self),
&start, &stop, step);
if (slicelength <= 0)
return PyByteArray_FromStringAndSize("", 0);
@ -630,11 +630,11 @@ bytearray_ass_subscript(PyByteArrayObject *self, PyObject *index, PyObject *valu
}
}
else if (PySlice_Check(index)) {
if (PySlice_GetIndicesEx(index,
PyByteArray_GET_SIZE(self),
&start, &stop, &step, &slicelen) < 0) {
if (PySlice_Unpack(index, &start, &stop, &step) < 0) {
return -1;
}
slicelen = PySlice_AdjustIndices(PyByteArray_GET_SIZE(self), &start,
&stop, step);
}
else {
PyErr_Format(PyExc_TypeError,

6
Objects/bytesobject.c
View File

@ -1683,11 +1683,11 @@ bytes_subscript(PyBytesObject* self, PyObject* item)
char* result_buf;
PyObject* result;
if (PySlice_GetIndicesEx(item,
PyBytes_GET_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = PySlice_AdjustIndices(PyBytes_GET_SIZE(self), &start,
&stop, step);
if (slicelength <= 0) {
return PyBytes_FromStringAndSize("", 0);

10
Objects/listobject.c
View File

@ -2486,10 +2486,11 @@ list_subscript(PyListObject* self, PyObject* item)
PyObject* it;
PyObject **src, **dest;
if (PySlice_GetIndicesEx(item, Py_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = PySlice_AdjustIndices(Py_SIZE(self), &start, &stop,
step);
if (slicelength <= 0) {
return PyList_New(0);
@ -2535,10 +2536,11 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
else if (PySlice_Check(item)) {
Py_ssize_t start, stop, step, slicelength;
if (PySlice_GetIndicesEx(item, Py_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return -1;
}
slicelength = PySlice_AdjustIndices(Py_SIZE(self), &start, &stop,
step);
if (step == 1)
return list_ass_slice(self, start, stop, value);

4
Objects/memoryobject.c
View File

@ -2285,10 +2285,10 @@ init_slice(Py_buffer *base, PyObject *key, int dim)
{
Py_ssize_t start, stop, step, slicelength;
if (PySlice_GetIndicesEx(key, base->shape[dim],
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(key, &start, &stop, &step) < 0) {
return -1;
}
slicelength = PySlice_AdjustIndices(base->shape[dim], &start, &stop, step);
if (base->suboffsets == NULL || dim == 0) {

6
Objects/tupleobject.c
View File

@ -758,11 +758,11 @@ tuplesubscript(PyTupleObject* self, PyObject* item)
PyObject* it;
PyObject **src, **dest;
if (PySlice_GetIndicesEx(item,
PyTuple_GET_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = PySlice_AdjustIndices(PyTuple_GET_SIZE(self), &start,
&stop, step);
if (slicelength <= 0) {
return PyTuple_New(0);

5
Objects/unicodeobject.c
View File

@ -13996,10 +13996,11 @@ unicode_subscript(PyObject* self, PyObject* item)
int src_kind, dest_kind;
Py_UCS4 ch, max_char, kind_limit;
if (PySlice_GetIndicesEx(item, PyUnicode_GET_LENGTH(self),
&start, &stop, &step, &slicelength) < 0) {
if (PySlice_Unpack(item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = PySlice_AdjustIndices(PyUnicode_GET_LENGTH(self),
&start, &stop, step);
if (slicelength <= 0) {
_Py_RETURN_UNICODE_EMPTY();