/*[clinic input]

preserve

[clinic start generated code]*/

PyDoc_STRVAR(warnings_warn__doc__,

"warn($module, /, message, category=None, stacklevel=1, source=None)\n"

"--\n"

"\n"

"Issue a warning, or maybe ignore it or raise an exception.");

#define WARNINGS_WARN_METHODDEF    \

    {"warn", (PyCFunction)(void(*)(void))warnings_warn, METH_FASTCALL|METH_KEYWORDS, warnings_warn__doc__},

static PyObject *

warnings_warn_impl(PyObject *module, PyObject *message, PyObject *category,

                   Py_ssize_t stacklevel, PyObject *source);

static PyObject *

warnings_warn(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)

{

    PyObject *return_value = NULL;

    static const char * const _keywords[] = {"message", "category", "stacklevel", "source", NULL};

    static _PyArg_Parser _parser = {NULL, _keywords, "warn", 0};

    PyObject *argsbuf[4];

    Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 1;

    PyObject *message;

    PyObject *category = Py_None;

    Py_ssize_t stacklevel = 1;

    PyObject *source = Py_None;

    args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 1, 4, 0, argsbuf);

    if (!args) {

        goto exit;

    }

    message = args[0];

    if (!noptargs) {

        goto skip_optional_pos;

    }

    if (args[1]) {

        category = args[1];

        if (!--noptargs) {

            goto skip_optional_pos;

        }

    }

    if (args[2]) {

        if (PyFloat_Check(args[2])) {

            PyErr_SetString(PyExc_TypeError,

                            "integer argument expected, got float" );

            goto exit;

        }

        {

            Py_ssize_t ival = -1;

            PyObject *iobj = PyNumber_Index(args[2]);

            if (iobj != NULL) {

                ival = PyLong_AsSsize_t(iobj);

                Py_DECREF(iobj);

            }

            if (ival == -1 && PyErr_Occurred()) {

                goto exit;

            }

            stacklevel = ival;

        }

        if (!--noptargs) {

            goto skip_optional_pos;

        }

    }

    source = args[3];

skip_optional_pos:

    return_value = warnings_warn_impl(module, message, category, stacklevel, source);

exit:

    return return_value;

}

/*[clinic end generated code: output=b7bb54c73b5433ec input=a9049054013a1b77]*/