1/*[clinic input]
2preserve
3[clinic start generated code]*/
4
5PyDoc_STRVAR(enum_new__doc__,
6"enumerate(iterable, start=0)\n"
7"--\n"
8"\n"
9"Return an enumerate object.\n"
10"\n"
11"  iterable\n"
12"    an object supporting iteration\n"
13"\n"
14"The enumerate object yields pairs containing a count (from start, which\n"
15"defaults to zero) and a value yielded by the iterable argument.\n"
16"\n"
17"enumerate is useful for obtaining an indexed list:\n"
18"    (0, seq[0]), (1, seq[1]), (2, seq[2]), ...");
19
20static PyObject *
21enum_new_impl(PyTypeObject *type, PyObject *iterable, PyObject *start);
22
23static PyObject *
24enum_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
25{
26    PyObject *return_value = NULL;
27    static const char * const _keywords[] = {"iterable", "start", NULL};
28    static _PyArg_Parser _parser = {NULL, _keywords, "enumerate", 0};
29    PyObject *argsbuf[2];
30    PyObject * const *fastargs;
31    Py_ssize_t nargs = PyTuple_GET_SIZE(args);
32    Py_ssize_t noptargs = nargs + (kwargs ? PyDict_GET_SIZE(kwargs) : 0) - 1;
33    PyObject *iterable;
34    PyObject *start = 0;
35
36    fastargs = _PyArg_UnpackKeywords(_PyTuple_CAST(args)->ob_item, nargs, kwargs, NULL, &_parser, 1, 2, 0, argsbuf);
37    if (!fastargs) {
38        goto exit;
39    }
40    iterable = fastargs[0];
41    if (!noptargs) {
42        goto skip_optional_pos;
43    }
44    start = fastargs[1];
45skip_optional_pos:
46    return_value = enum_new_impl(type, iterable, start);
47
48exit:
49    return return_value;
50}
51
52PyDoc_STRVAR(reversed_new__doc__,
53"reversed(sequence, /)\n"
54"--\n"
55"\n"
56"Return a reverse iterator over the values of the given sequence.");
57
58static PyObject *
59reversed_new_impl(PyTypeObject *type, PyObject *seq);
60
61static PyObject *
62reversed_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
63{
64    PyObject *return_value = NULL;
65    PyObject *seq;
66
67    if ((type == &PyReversed_Type ||
68         type->tp_init == PyReversed_Type.tp_init) &&
69        !_PyArg_NoKeywords("reversed", kwargs)) {
70        goto exit;
71    }
72    if (!_PyArg_CheckPositional("reversed", PyTuple_GET_SIZE(args), 1, 1)) {
73        goto exit;
74    }
75    seq = PyTuple_GET_ITEM(args, 0);
76    return_value = reversed_new_impl(type, seq);
77
78exit:
79    return return_value;
80}
81/*[clinic end generated code: output=a3937b6b33499560 input=a9049054013a1b77]*/
82