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 !_PyArg_NoKeywords("reversed", kwargs)) {
69 goto exit;
70 }
71 if (!_PyArg_CheckPositional("reversed", PyTuple_GET_SIZE(args), 1, 1)) {
72 goto exit;
73 }
74 seq = PyTuple_GET_ITEM(args, 0);
75 return_value = reversed_new_impl(type, seq);
76
77exit:
78 return return_value;
79}
80/*[clinic end generated code: output=e18c3fefcf914ec7 input=a9049054013a1b77]*/
81