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Minor consistency improvements to negative value comparisons.

This commit is contained in:
Raymond Hettinger 2015-09-21 23:41:56 -07:00
parent c964e89dd4
commit d3d2b2c50c
1 changed files with 9 additions and 9 deletions
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18
Modules/_collectionsmodule.c
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@ -209,7 +209,7 @@ deque_pop(dequeobject *deque, PyObject *unused)
Py_SIZE(deque)--;
deque->state++;
if (deque->rightindex == -1) {
if (deque->rightindex < 0) {
if (Py_SIZE(deque)) {
prevblock = deque->rightblock->leftlink;
assert(deque->leftblock != deque->rightblock);
@ -715,7 +715,7 @@ _deque_rotate(dequeobject *deque, Py_ssize_t n)
*(dest++) = *(src++);
} while (--m);
}
if (rightindex == -1) {
if (rightindex < 0) {
assert(leftblock != rightblock);
assert(b == NULL);
b = rightblock;
@ -827,7 +827,7 @@ deque_reverse(dequeobject *deque, PyObject *unused)
/* Step backwards with the right block/index pair */
rightindex--;
if (rightindex == -1) {
if (rightindex < 0) {
rightblock = rightblock->leftlink;
rightindex = BLOCKLEN - 1;
}
@ -1234,7 +1234,7 @@ deque_copy(PyObject *deque)
Py_DECREF(new_deque);
return NULL;
}
if (old_deque->maxlen == -1)
if (old_deque->maxlen < 0)
return PyObject_CallFunction((PyObject *)(Py_TYPE(deque)), "O", deque, NULL);
else
return PyObject_CallFunction((PyObject *)(Py_TYPE(deque)), "Oi",
@ -1258,12 +1258,12 @@ deque_reduce(dequeobject *deque)
return NULL;
}
if (dict == NULL) {
if (deque->maxlen == -1)
if (deque->maxlen < 0)
result = Py_BuildValue("O(O)", Py_TYPE(deque), aslist);
else
result = Py_BuildValue("O(On)", Py_TYPE(deque), aslist, deque->maxlen);
} else {
if (deque->maxlen == -1)
if (deque->maxlen < 0)
result = Py_BuildValue("O(OO)O", Py_TYPE(deque), aslist, Py_None, dict);
else
result = Py_BuildValue("O(On)O", Py_TYPE(deque), aslist, deque->maxlen, dict);
@ -1354,7 +1354,7 @@ deque_richcompare(PyObject *v, PyObject *w, int op)
}
Py_DECREF(x);
Py_DECREF(y);
if (b == -1)
if (b < 0)
goto done;
}
/* We reached the end of one deque or both */
@ -1437,7 +1437,7 @@ deque_bool(dequeobject *deque)
static PyObject *
deque_get_maxlen(dequeobject *deque)
{
if (deque->maxlen == -1)
if (deque->maxlen < 0)
Py_RETURN_NONE;
return PyLong_FromSsize_t(deque->maxlen);
}
@ -1778,7 +1778,7 @@ dequereviter_next(dequeiterobject *it)
item = it->b->data[it->index];
it->index--;
it->counter--;
if (it->index == -1 && it->counter > 0) {
if (it->index < 0 && it->counter > 0) {
CHECK_NOT_END(it->b->leftlink);
it->b = it->b->leftlink;
it->index = BLOCKLEN - 1;