16     seqiterobject *it;  in PySeqIter_New()  local
22     it = PyObject_GC_New(seqiterobject, &PySeqIter_Type);  in PySeqIter_New()
23     if (it == NULL)  in PySeqIter_New()
25     it->it_index = 0;  in PySeqIter_New()
27     it->it_seq = seq;  in PySeqIter_New()
28     _PyObject_GC_TRACK(it);  in PySeqIter_New()
29     return (PyObject *)it;  in PySeqIter_New()
33 iter_dealloc(seqiterobject *it)  in iter_dealloc()  argument
35     _PyObject_GC_UNTRACK(it);  in iter_dealloc()
36     Py_XDECREF(it->it_seq);  in iter_dealloc()
37     PyObject_GC_Del(it);  in iter_dealloc()
41 iter_traverse(seqiterobject *it, visitproc visit, void *arg)  in iter_traverse()  argument
43     Py_VISIT(it->it_seq);  in iter_traverse()
50     seqiterobject *it;  in iter_iternext()  local
55     it = (seqiterobject *)iterator;  in iter_iternext()
56     seq = it->it_seq;  in iter_iternext()
59     if (it->it_index == PY_SSIZE_T_MAX) {  in iter_iternext()
65     result = PySequence_GetItem(seq, it->it_index);  in iter_iternext()
67         it->it_index++;  in iter_iternext()
74         it->it_seq = NULL;  in iter_iternext()
81 iter_len(seqiterobject *it)  in iter_len()  argument
85     if (it->it_seq) {  in iter_len()
86         if (_PyObject_HasLen(it->it_seq)) {  in iter_len()
87             seqsize = PySequence_Size(it->it_seq);  in iter_len()
94         len = seqsize - it->it_index;  in iter_len()
104 iter_reduce(seqiterobject *it)  in iter_reduce()  argument
106     if (it->it_seq != NULL)  in iter_reduce()
108                              it->it_seq, it->it_index);  in iter_reduce()
116 iter_setstate(seqiterobject *it, PyObject *state)  in iter_setstate()  argument
121     if (it->it_seq != NULL) {  in iter_setstate()
124         it->it_index = index;  in iter_setstate()
182     calliterobject *it;  in PyCallIter_New()  local
183     it = PyObject_GC_New(calliterobject, &PyCallIter_Type);  in PyCallIter_New()
184     if (it == NULL)  in PyCallIter_New()
187     it->it_callable = callable;  in PyCallIter_New()
189     it->it_sentinel = sentinel;  in PyCallIter_New()
190     _PyObject_GC_TRACK(it);  in PyCallIter_New()
191     return (PyObject *)it;  in PyCallIter_New()
194 calliter_dealloc(calliterobject *it)  in calliter_dealloc()  argument
196     _PyObject_GC_UNTRACK(it);  in calliter_dealloc()
197     Py_XDECREF(it->it_callable);  in calliter_dealloc()
198     Py_XDECREF(it->it_sentinel);  in calliter_dealloc()
199     PyObject_GC_Del(it);  in calliter_dealloc()
203 calliter_traverse(calliterobject *it, visitproc visit, void *arg)  in calliter_traverse()  argument
205     Py_VISIT(it->it_callable);  in calliter_traverse()
206     Py_VISIT(it->it_sentinel);  in calliter_traverse()
211 calliter_iternext(calliterobject *it)  in calliter_iternext()  argument
215     if (it->it_callable == NULL) {  in calliter_iternext()
219     result = _PyObject_CallNoArg(it->it_callable);  in calliter_iternext()
223         ok = PyObject_RichCompareBool(it->it_sentinel, result, Py_EQ);  in calliter_iternext()
230             Py_CLEAR(it->it_callable);  in calliter_iternext()
231             Py_CLEAR(it->it_sentinel);  in calliter_iternext()
236         Py_CLEAR(it->it_callable);  in calliter_iternext()
237         Py_CLEAR(it->it_sentinel);  in calliter_iternext()
243 calliter_reduce(calliterobject *it)  in calliter_reduce()  argument
245     if (it->it_callable != NULL && it->it_sentinel != NULL)  in calliter_reduce()
247                              it->it_callable, it->it_sentinel);  in calliter_reduce()