Dec 24, 2022 · Dec 22, 2022 · Dec 22, 2022 · Dec 22, 2022 · Dec 23, 2022 · Dec 23, 2022
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst

   .. versionadded:: 3.8

 .. method:: int.is_integer()

   Returns ``True``. Exists for duck type compatibility with :meth:`float.is_integer`.

   .. versionadded:: 3.12

 Additional Methods on Float
 ---------------------------

diff --git a/Lib/test/test_long.py b/Lib/test/test_long.py
            b = i.to_bytes(2, signed=True)
            self.assertIs(int.from_bytes(b, signed=True), i)

    def test_is_integer(self):
        self.assertTrue((-1).is_integer())
        self.assertTrue((0).is_integer())
        self.assertTrue((1).is_integer())

    def test_access_to_nonexistent_digit_0(self):
        # http://bugs.python.org/issue14630: A bug in _PyLong_Copy meant that
        # ob_digit[0] was being incorrectly accessed for instances of a
diff --git a/Misc/NEWS.d/next/Core and Builtins/2022-12-22-21-56-08.gh-issue-100268.xw_phB.rst b/Misc/NEWS.d/next/Core and Builtins/2022-12-22-21-56-08.gh-issue-100268.xw_phB.rst
 Add :meth:`int.is_integer` to improve duck type compatibility between :class:`int` and :class:`float`.
diff --git a/Objects/clinic/longobject.c.h b/Objects/clinic/longobject.c.h
diff --git a/Objects/longobject.c b/Objects/longobject.c
    return long_long(self);
 }

 /*[clinic input]
 int.is_integer

 Returns True. Exists for duck type compatibility with float.is_integer.
 [clinic start generated code]*/

 static PyObject *
 int_is_integer_impl(PyObject *self)
 /*[clinic end generated code: output=90f8e794ce5430ef input=7e41c4d4416e05f2]*/
 {
    Py_RETURN_TRUE;
 }

 static PyMethodDef long_methods[] = {
    {"conjugate",       long_long_meth, METH_NOARGS,
     "Returns self, the complex conjugate of any int."},
    INT___GETNEWARGS___METHODDEF
    INT___FORMAT___METHODDEF
    INT___SIZEOF___METHODDEF
    INT_IS_INTEGER_METHODDEF
    {NULL,              NULL}           /* sentinel */
 };
Original file line number	Diff line number	Diff line change
Expand Up		@@ -609,6 +609,12 @@ class`. In addition, it provides a few more methods:

		.. versionadded:: 3.8

		.. method:: int.is_integer()

		Returns ``True``. Exists for duck type compatibility with :meth:`float.is_integer`.

		.. versionadded:: 3.12

		Additional Methods on Float
		---------------------------

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Original file line number	Diff line number	Diff line change
Expand Up		@@ -1553,6 +1553,11 @@ def test_from_bytes_small(self):
		b = i.to_bytes(2, signed=True)
		self.assertIs(int.from_bytes(b, signed=True), i)

		def test_is_integer(self):
		self.assertTrue((-1).is_integer())
		self.assertTrue((0).is_integer())
		self.assertTrue((1).is_integer())

		def test_access_to_nonexistent_digit_0(self):
		# http://bugs.python.org/issue14630: A bug in _PyLong_Copy meant that
		# ob_digit[0] was being incorrectly accessed for instances of a
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Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Add :meth:`int.is_integer` to improve duck type compatibility between :class:`int` and :class:`float`.
Original file line number	Diff line number	Diff line change
Expand Up		@@ -6168,6 +6168,19 @@ long_long_meth(PyObject self, PyObject Py_UNUSED(ignored))
		return long_long(self);
		}

		/*[clinic input]
		int.is_integer

		Returns True. Exists for duck type compatibility with float.is_integer.
		[clinic start generated code]*/

		static PyObject *
		int_is_integer_impl(PyObject *self)
		/[clinic end generated code: output=90f8e794ce5430ef input=7e41c4d4416e05f2]/
		{
		Py_RETURN_TRUE;
		}

		static PyMethodDef long_methods[] = {
		{"conjugate", long_long_meth, METH_NOARGS,
		"Returns self, the complex conjugate of any int."},
Expand All		@@ -6186,6 +6199,7 @@ static PyMethodDef long_methods[] = {
		INT___GETNEWARGS___METHODDEF
		INT___FORMAT___METHODDEF
		INT___SIZEOF___METHODDEF
		INT_IS_INTEGER_METHODDEF
		{NULL, NULL} /* sentinel */
		};

Expand Down