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bpo-27867: Expand the PySlice_GetIndicesEx macro. (#1023) #1046

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Merged
serhiy-storchaka merged 2 commits into from
Apr 8, 2017
Merged

bpo-27867: Expand the PySlice_GetIndicesEx macro. (#1023) #1046

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28e9ae6
bpo-27867: Expand the PySlice_GetIndicesEx macro. (#1023)
serhiy-storchaka Apr 8, 2017
6a41f0a
In 2.7 names _PySlice_Unpack and _PySlice_AdjustIndices are underscored.
serhiy-storchaka Apr 8, 2017
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5 changes: 2 additions & 3 deletions 5 Modules/_ctypes/_ctypes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4613,11 +4613,10 @@ Array_ass_subscript(PyObject *_self, PyObject *item, PyObject *value)
else if (PySlice_Check(item)) {
Py_ssize_t start, stop, step, slicelen, otherlen, i, cur;

if (PySlice_GetIndicesEx((PySliceObject *)item,
self->b_length, &start, &stop,
&step, &slicelen) < 0) {
if (_PySlice_Unpack((PySliceObject *)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;
Expand Down
12 changes: 6 additions & 6 deletions 12 Modules/_elementtree.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1334,11 +1334,11 @@ element_subscr(PyObject* self_, PyObject* item)
if (!self->extra)
return PyList_New(0);

if (PySlice_GetIndicesEx((PySliceObject *)item,
self->extra->length,
&start, &stop, &step, &slicelen) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return NULL;
}
slicelen = _PySlice_AdjustIndices(self->extra->length, &start, &stop,
step);

if (slicelen <= 0)
return PyList_New(0);
Expand Down Expand Up @@ -1393,11 +1393,11 @@ element_ass_subscr(PyObject* self_, PyObject* item, PyObject* value)
if (!self->extra)
element_new_extra(self, NULL);

if (PySlice_GetIndicesEx((PySliceObject *)item,
self->extra->length,
&start, &stop, &step, &slicelen) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return -1;
}
slicelen = _PySlice_AdjustIndices(self->extra->length, &start, &stop,
step);
assert(slicelen <= self->extra->length);

if (value == NULL)
Expand Down
11 changes: 6 additions & 5 deletions 11 Modules/arraymodule.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1701,10 +1701,11 @@ array_subscr(arrayobject* self, PyObject* item)
arrayobject* ar;
int itemsize = self->ob_descr->itemsize;

if (PySlice_GetIndicesEx((PySliceObject*)item, Py_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)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);
Expand Down Expand Up @@ -1772,11 +1773,11 @@ 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((PySliceObject *)item,
Py_SIZE(self), &start, &stop,
&step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return -1;
}
slicelength = _PySlice_AdjustIndices(Py_SIZE(self), &start, &stop,
step);
}
else {
PyErr_SetString(PyExc_TypeError,
Expand Down
9 changes: 4 additions & 5 deletions 9 Modules/mmapmodule.c
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Original file line number Diff line number Diff line change
Expand Up @@ -784,10 +784,10 @@ mmap_subscript(mmap_object *self, PyObject *item)
else if (PySlice_Check(item)) {
Py_ssize_t start, stop, step, slicelen;

if (PySlice_GetIndicesEx((PySliceObject *)item, self->size,
&start, &stop, &step, &slicelen) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return NULL;
}
slicelen = _PySlice_AdjustIndices(self->size, &start, &stop, step);

if (slicelen <= 0)
return PyString_FromStringAndSize("", 0);
Expand Down Expand Up @@ -939,11 +939,10 @@ mmap_ass_subscript(mmap_object *self, PyObject *item, PyObject *value)
else if (PySlice_Check(item)) {
Py_ssize_t start, stop, step, slicelen;

if (PySlice_GetIndicesEx((PySliceObject *)item,
self->size, &start, &stop,
&step, &slicelen) < 0) {
if (_PySlice_Unpack((PySliceObject *)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");
Expand Down
12 changes: 6 additions & 6 deletions 12 Objects/bytearrayobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -435,11 +435,11 @@ bytearray_subscript(PyByteArrayObject *self, PyObject *index)
}
else if (PySlice_Check(index)) {
Py_ssize_t start, stop, step, slicelength, cur, i;
if (PySlice_GetIndicesEx((PySliceObject *)index,
PyByteArray_GET_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)index, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = _PySlice_AdjustIndices(PyByteArray_GET_SIZE(self),
&start, &stop, step);

if (slicelength <= 0)
return PyByteArray_FromStringAndSize("", 0);
Expand Down Expand Up @@ -619,11 +619,11 @@ bytearray_ass_subscript(PyByteArrayObject *self, PyObject *index, PyObject *valu
}
}
else if (PySlice_Check(index)) {
if (PySlice_GetIndicesEx((PySliceObject *)index,
PyByteArray_GET_SIZE(self),
&start, &stop, &step, &slicelen) < 0) {
if (_PySlice_Unpack((PySliceObject *)index, &start, &stop, &step) < 0) {
return -1;
}
slicelen = _PySlice_AdjustIndices(PyByteArray_GET_SIZE(self), &start,
&stop, step);
}
else {
PyErr_SetString(PyExc_TypeError, "bytearray indices must be integer");
Expand Down
10 changes: 6 additions & 4 deletions 10 Objects/listobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2562,10 +2562,11 @@ list_subscript(PyListObject* self, PyObject* item)
PyObject* it;
PyObject **src, **dest;

if (PySlice_GetIndicesEx((PySliceObject*)item, Py_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = _PySlice_AdjustIndices(Py_SIZE(self), &start, &stop,
step);

if (slicelength <= 0) {
return PyList_New(0);
Expand Down Expand Up @@ -2611,10 +2612,11 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
else if (PySlice_Check(item)) {
Py_ssize_t start, stop, step, slicelength;

if (PySlice_GetIndicesEx((PySliceObject*)item, Py_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)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);
Expand Down
9 changes: 5 additions & 4 deletions 9 Objects/memoryobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -584,10 +584,11 @@ memory_subscript(PyMemoryViewObject *self, PyObject *key)
else if (PySlice_Check(key)) {
Py_ssize_t start, stop, step, slicelength;

if (PySlice_GetIndicesEx((PySliceObject*)key, get_shape0(view),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)key, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = _PySlice_AdjustIndices(get_shape0(view), &start, &stop,
step);

if (step == 1 && view->ndim == 1) {
Py_buffer newview;
Expand Down Expand Up @@ -662,10 +663,10 @@ memory_ass_sub(PyMemoryViewObject *self, PyObject *key, PyObject *value)
else if (PySlice_Check(key)) {
Py_ssize_t stop, step;

if (PySlice_GetIndicesEx((PySliceObject*)key, get_shape0(view),
&start, &stop, &step, &len) < 0) {
if (_PySlice_Unpack((PySliceObject *)key, &start, &stop, &step) < 0) {
return -1;
}
len = _PySlice_AdjustIndices(get_shape0(view), &start, &stop, step);
if (step != 1) {
PyErr_SetNone(PyExc_NotImplementedError);
return -1;
Expand Down
4 changes: 2 additions & 2 deletions 4 Objects/sliceobject.c
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Expand Up @@ -294,10 +294,10 @@ slice_indices(PySliceObject* self, PyObject* len)
return NULL;
}

if (PySlice_GetIndicesEx(self, ilen, &start, &stop,
&step, &slicelength) < 0) {
if (_PySlice_Unpack(self, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = _PySlice_AdjustIndices(ilen, &start, &stop, step);

return Py_BuildValue("(nnn)", start, stop, step);
}
Expand Down
6 changes: 3 additions & 3 deletions 6 Objects/stringobject.c
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Expand Up @@ -1310,11 +1310,11 @@ string_subscript(PyStringObject* self, PyObject* item)
char* result_buf;
PyObject* result;

if (PySlice_GetIndicesEx((PySliceObject*)item,
PyString_GET_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = _PySlice_AdjustIndices(PyString_GET_SIZE(self), &start,
&stop, step);

if (slicelength <= 0) {
return PyString_FromStringAndSize("", 0);
Expand Down
6 changes: 3 additions & 3 deletions 6 Objects/structseq.c
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Expand Up @@ -114,11 +114,11 @@ structseq_subscript(PyStructSequence *self, PyObject *item)
Py_ssize_t start, stop, step, slicelen, cur, i;
PyObject *result;

if (PySlice_GetIndicesEx((PySliceObject *)item,
VISIBLE_SIZE(self), &start, &stop,
&step, &slicelen) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return NULL;
}
slicelen = _PySlice_AdjustIndices(VISIBLE_SIZE(self), &start, &stop,
step);
if (slicelen <= 0)
return PyTuple_New(0);
result = PyTuple_New(slicelen);
Expand Down
6 changes: 3 additions & 3 deletions 6 Objects/tupleobject.c
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Expand Up @@ -715,11 +715,11 @@ tuplesubscript(PyTupleObject* self, PyObject* item)
PyObject* it;
PyObject **src, **dest;

if (PySlice_GetIndicesEx((PySliceObject*)item,
PyTuple_GET_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = _PySlice_AdjustIndices(PyTuple_GET_SIZE(self), &start,
&stop, step);

if (slicelength <= 0) {
return PyTuple_New(0);
Expand Down
5 changes: 3 additions & 2 deletions 5 Objects/unicodeobject.c
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Expand Up @@ -8008,10 +8008,11 @@ unicode_subscript(PyUnicodeObject* self, PyObject* item)
Py_UNICODE* result_buf;
PyObject* result;

if (PySlice_GetIndicesEx((PySliceObject*)item, PyUnicode_GET_SIZE(self),
&start, &stop, &step, &slicelength) < 0) {
if (_PySlice_Unpack((PySliceObject *)item, &start, &stop, &step) < 0) {
return NULL;
}
slicelength = _PySlice_AdjustIndices(PyUnicode_GET_SIZE(self), &start,
&stop, step);

if (slicelength <= 0) {
return PyUnicode_FromUnicode(NULL, 0);
Expand Down
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