Issue #20185: Converted the int class to Argument Clinic.

Based on patch by Vajrasky Kok.

Objects/clinic/longobject.c.h

+/*[clinic input]
+preserve
+[clinic start generated code]*/
+
+PyDoc_STRVAR(int___getnewargs____doc__,
+"__getnewargs__($self, /)\n"
+"--\n"
+"\n");
+
+#define INT___GETNEWARGS___METHODDEF    \
+    {"__getnewargs__", (PyCFunction)int___getnewargs__, METH_NOARGS, int___getnewargs____doc__},
+
+static PyObject *
+int___getnewargs___impl(PyObject *self);
+
+static PyObject *
+int___getnewargs__(PyObject *self, PyObject *Py_UNUSED(ignored))
+{
+    return int___getnewargs___impl(self);
+}
+
+PyDoc_STRVAR(int___format____doc__,
+"__format__($self, format_spec, /)\n"
+"--\n"
+"\n");
+
+#define INT___FORMAT___METHODDEF    \
+    {"__format__", (PyCFunction)int___format__, METH_O, int___format____doc__},
+
+static PyObject *
+int___format___impl(PyObject *self, PyObject *format_spec);
+
+static PyObject *
+int___format__(PyObject *self, PyObject *arg)
+{
+    PyObject *return_value = NULL;
+    PyObject *format_spec;
+
+    if (!PyArg_Parse(arg, "U:__format__", &format_spec)) {
+        goto exit;
+    }
+    return_value = int___format___impl(self, format_spec);
+
+exit:
+    return return_value;
+}
+
+PyDoc_STRVAR(int___sizeof____doc__,
+"__sizeof__($self, /)\n"
+"--\n"
+"\n"
+"Returns size in memory, in bytes.");
+
+#define INT___SIZEOF___METHODDEF    \
+    {"__sizeof__", (PyCFunction)int___sizeof__, METH_NOARGS, int___sizeof____doc__},
+
+static Py_ssize_t
+int___sizeof___impl(PyObject *self);
+
+static PyObject *
+int___sizeof__(PyObject *self, PyObject *Py_UNUSED(ignored))
+{
+    PyObject *return_value = NULL;
+    Py_ssize_t _return_value;
+
+    _return_value = int___sizeof___impl(self);
+    if ((_return_value == -1) && PyErr_Occurred()) {
+        goto exit;
+    }
+    return_value = PyLong_FromSsize_t(_return_value);
+
+exit:
+    return return_value;
+}
+
+PyDoc_STRVAR(int_bit_length__doc__,
+"bit_length($self, /)\n"
+"--\n"
+"\n"
+"Number of bits necessary to represent self in binary.\n"
+"\n"
+">>> bin(37)\n"
+"\'0b100101\'\n"
+">>> (37).bit_length()\n"
+"6");
+
+#define INT_BIT_LENGTH_METHODDEF    \
+    {"bit_length", (PyCFunction)int_bit_length, METH_NOARGS, int_bit_length__doc__},
+
+static PyObject *
+int_bit_length_impl(PyObject *self);
+
+static PyObject *
+int_bit_length(PyObject *self, PyObject *Py_UNUSED(ignored))
+{
+    return int_bit_length_impl(self);
+}
+
+PyDoc_STRVAR(int_to_bytes__doc__,
+"to_bytes($self, /, length, byteorder, *, signed=False)\n"
+"--\n"
+"\n"
+"Return an array of bytes representing an integer.\n"
+"\n"
+"  length\n"
+"    Length of bytes object to use.  An OverflowError is raised if the\n"
+"    integer is not representable with the given number of bytes.\n"
+"  byteorder\n"
+"    The byte order used to represent the integer.  If byteorder is \'big\',\n"
+"    the most significant byte is at the beginning of the byte array.  If\n"
+"    byteorder is \'little\', the most significant byte is at the end of the\n"
+"    byte array.  To request the native byte order of the host system, use\n"
+"    `sys.byteorder\' as the byte order value.\n"
+"  signed\n"
+"    Determines whether two\'s complement is used to represent the integer.\n"
+"    If signed is False and a negative integer is given, an OverflowError\n"
+"    is raised.");
+
+#define INT_TO_BYTES_METHODDEF    \
+    {"to_bytes", (PyCFunction)int_to_bytes, METH_FASTCALL, int_to_bytes__doc__},
+
+static PyObject *
+int_to_bytes_impl(PyObject *self, Py_ssize_t length, PyObject *byteorder,
+                  int is_signed);
+
+static PyObject *
+int_to_bytes(PyObject *self, PyObject **args, Py_ssize_t nargs, PyObject *kwnames)
+{
+    PyObject *return_value = NULL;
+    static const char * const _keywords[] = {"length", "byteorder", "signed", NULL};
+    static _PyArg_Parser _parser = {"nU|$p:to_bytes", _keywords, 0};
+    Py_ssize_t length;
+    PyObject *byteorder;
+    int is_signed = 0;
+
+    if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser,
+        &length, &byteorder, &is_signed)) {
+        goto exit;
+    }
+    return_value = int_to_bytes_impl(self, length, byteorder, is_signed);
+
+exit:
+    return return_value;
+}
+
+PyDoc_STRVAR(int_from_bytes__doc__,
+"from_bytes($type, /, bytes, byteorder, *, signed=False)\n"
+"--\n"
+"\n"
+"Return the integer represented by the given array of bytes.\n"
+"\n"
+"  bytes\n"
+"    Holds the array of bytes to convert.  The argument must either\n"
+"    support the buffer protocol or be an iterable object producing bytes.\n"
+"    Bytes and bytearray are examples of built-in objects that support the\n"
+"    buffer protocol.\n"
+"  byteorder\n"
+"    The byte order used to represent the integer.  If byteorder is \'big\',\n"
+"    the most significant byte is at the beginning of the byte array.  If\n"
+"    byteorder is \'little\', the most significant byte is at the end of the\n"
+"    byte array.  To request the native byte order of the host system, use\n"
+"    `sys.byteorder\' as the byte order value.\n"
+"  signed\n"
+"    Indicates whether two\'s complement is used to represent the integer.");
+
+#define INT_FROM_BYTES_METHODDEF    \
+    {"from_bytes", (PyCFunction)int_from_bytes, METH_FASTCALL|METH_CLASS, int_from_bytes__doc__},
+
+static PyObject *
+int_from_bytes_impl(PyTypeObject *type, PyObject *bytes_obj,
+                    PyObject *byteorder, int is_signed);
+
+static PyObject *
+int_from_bytes(PyTypeObject *type, PyObject **args, Py_ssize_t nargs, PyObject *kwnames)
+{
+    PyObject *return_value = NULL;
+    static const char * const _keywords[] = {"bytes", "byteorder", "signed", NULL};
+    static _PyArg_Parser _parser = {"OU|$p:from_bytes", _keywords, 0};
+    PyObject *bytes_obj;
+    PyObject *byteorder;
+    int is_signed = 0;
+
+    if (!_PyArg_ParseStackAndKeywords(args, nargs, kwnames, &_parser,
+        &bytes_obj, &byteorder, &is_signed)) {
+        goto exit;
+    }
+    return_value = int_from_bytes_impl(type, bytes_obj, byteorder, is_signed);
+
+exit:
+    return return_value;
+}
+/*[clinic end generated code: output=a9bae2fd016e7b85 input=a9049054013a1b77]*/