Line data    Source code

       1             : /*[clinic input]
       2             : preserve
       3             : [clinic start generated code]*/
       4             : 
       5             : PyDoc_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             : 
      20             : static PyObject *
      21             : enum_new_impl(PyTypeObject *type, PyObject *iterable, PyObject *start);
      22             : 
      23             : static PyObject *
      24          44 : enum_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
      25             : {
      26          44 :     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          44 :     Py_ssize_t nargs = PyTuple_GET_SIZE(args);
      32          44 :     Py_ssize_t noptargs = nargs + (kwargs ? PyDict_GET_SIZE(kwargs) : 0) - 1;
      33             :     PyObject *iterable;
      34          44 :     PyObject *start = 0;
      35             : 
      36          44 :     fastargs = _PyArg_UnpackKeywords(_PyTuple_CAST(args)->ob_item, nargs, kwargs, NULL, &_parser, 1, 2, 0, argsbuf);
      37          44 :     if (!fastargs) {
      38           6 :         goto exit;
      39             :     }
      40          38 :     iterable = fastargs[0];
      41          38 :     if (!noptargs) {
      42          16 :         goto skip_optional_pos;
      43             :     }
      44          22 :     start = fastargs[1];
      45          38 : skip_optional_pos:
      46          38 :     return_value = enum_new_impl(type, iterable, start);
      47             : 
      48          44 : exit:
      49          44 :     return return_value;
      50             : }
      51             : 
      52             : PyDoc_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             : 
      58             : static PyObject *
      59             : reversed_new_impl(PyTypeObject *type, PyObject *seq);
      60             : 
      61             : static PyObject *
      62           0 : reversed_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
      63             : {
      64           0 :     PyObject *return_value = NULL;
      65             :     PyObject *seq;
      66             : 
      67           0 :     if ((type == &PyReversed_Type ||
      68           0 :          type->tp_init == PyReversed_Type.tp_init) &&
      69           0 :         !_PyArg_NoKeywords("reversed", kwargs)) {
      70           0 :         goto exit;
      71             :     }
      72           0 :     if (!_PyArg_CheckPositional("reversed", PyTuple_GET_SIZE(args), 1, 1)) {
      73           0 :         goto exit;
      74             :     }
      75           0 :     seq = PyTuple_GET_ITEM(args, 0);
      76           0 :     return_value = reversed_new_impl(type, seq);
      77             : 
      78           0 : exit:
      79           0 :     return return_value;
      80             : }
      81             : /*[clinic end generated code: output=a3937b6b33499560 input=a9049054013a1b77]*/