bpo-37021: Port _randommodule to the argument clinic (GH-13532)

1 files changed, 117 insertions, 0 deletions

diff --git a/Modules/clinic/_randommodule.c.h b/Modules/clinic/_randommodule.c.h
new file mode 100644
index 0000000..a467811
--- /dev/null
+++ b/Modules/clinic/_randommodule.c.h
@@ -0,0 +1,117 @@
+/*[clinic input]
+preserve
+[clinic start generated code]*/
+
+PyDoc_STRVAR(_random_Random_random__doc__,
+"random($self, /)\n"
+"--\n"
+"\n"
+"random() -> x in the interval [0, 1).");
+
+#define _RANDOM_RANDOM_RANDOM_METHODDEF    \
+    {"random", (PyCFunction)_random_Random_random, METH_NOARGS, _random_Random_random__doc__},
+
+static PyObject *
+_random_Random_random_impl(RandomObject *self);
+
+static PyObject *
+_random_Random_random(RandomObject *self, PyObject *Py_UNUSED(ignored))
+{
+    return _random_Random_random_impl(self);
+}
+
+PyDoc_STRVAR(_random_Random_seed__doc__,
+"seed($self, n=None, /)\n"
+"--\n"
+"\n"
+"seed([n]) -> None.\n"
+"\n"
+"Defaults to use urandom and falls back to a combination\n"
+"of the current time and the process identifier.");
+
+#define _RANDOM_RANDOM_SEED_METHODDEF    \
+    {"seed", (PyCFunction)(void(*)(void))_random_Random_seed, METH_FASTCALL, _random_Random_seed__doc__},
+
+static PyObject *
+_random_Random_seed_impl(RandomObject *self, PyObject *n);
+
+static PyObject *
+_random_Random_seed(RandomObject *self, PyObject *const *args, Py_ssize_t nargs)
+{
+    PyObject *return_value = NULL;
+    PyObject *n = Py_None;
+
+    if (!_PyArg_CheckPositional("seed", nargs, 0, 1)) {
+        goto exit;
+    }
+    if (nargs < 1) {
+        goto skip_optional;
+    }
+    n = args[0];
+skip_optional:
+    return_value = _random_Random_seed_impl(self, n);
+
+exit:
+    return return_value;
+}
+
+PyDoc_STRVAR(_random_Random_getstate__doc__,
+"getstate($self, /)\n"
+"--\n"
+"\n"
+"getstate() -> tuple containing the current state.");
+
+#define _RANDOM_RANDOM_GETSTATE_METHODDEF    \
+    {"getstate", (PyCFunction)_random_Random_getstate, METH_NOARGS, _random_Random_getstate__doc__},
+
+static PyObject *
+_random_Random_getstate_impl(RandomObject *self);
+
+static PyObject *
+_random_Random_getstate(RandomObject *self, PyObject *Py_UNUSED(ignored))
+{
+    return _random_Random_getstate_impl(self);
+}
+
+PyDoc_STRVAR(_random_Random_setstate__doc__,
+"setstate($self, state, /)\n"
+"--\n"
+"\n"
+"setstate(state) -> None.  Restores generator state.");
+
+#define _RANDOM_RANDOM_SETSTATE_METHODDEF    \
+    {"setstate", (PyCFunction)_random_Random_setstate, METH_O, _random_Random_setstate__doc__},
+
+PyDoc_STRVAR(_random_Random_getrandbits__doc__,
+"getrandbits($self, k, /)\n"
+"--\n"
+"\n"
+"getrandbits(k) -> x.  Generates an int with k random bits.");
+
+#define _RANDOM_RANDOM_GETRANDBITS_METHODDEF    \
+    {"getrandbits", (PyCFunction)_random_Random_getrandbits, METH_O, _random_Random_getrandbits__doc__},
+
+static PyObject *
+_random_Random_getrandbits_impl(RandomObject *self, int k);
+
+static PyObject *
+_random_Random_getrandbits(RandomObject *self, PyObject *arg)
+{
+    PyObject *return_value = NULL;
+    int k;
+
+    if (PyFloat_Check(arg)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "integer argument expected, got float" );
+        goto exit;
+    }
+    k = _PyLong_AsInt(arg);
+    if (k == -1 && PyErr_Occurred()) {
+        goto exit;
+    }
+    return_value = _random_Random_getrandbits_impl(self, k);
+
+exit:
+    return return_value;
+}
+/*[clinic end generated code: output=a7feb0c9c8d1b627 input=a9049054013a1b77]*/