From 3212cf831eabd61afa0a8f2850132886787754af Mon Sep 17 00:00:00 2001
From: Ronald Oussoren <ronaldoussoren@mac.com>
Date: Thu, 18 May 2023 10:46:18 +0200
Subject: [PATCH 1/2] GH-103545: Add macOS specific constants for
 ``os.setpriority`` to ``os``.

---
 Doc/library/os.rst    | 11 +++++++++++
 Modules/posixmodule.c | 12 ++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/Doc/library/os.rst b/Doc/library/os.rst
index 641e289e77c518..83abb5d5ca1e42 100644
--- a/Doc/library/os.rst
+++ b/Doc/library/os.rst
@@ -493,6 +493,17 @@ process and user.
    .. versionadded:: 3.3
 
 
+.. data:: PRIO_DARWIN_THREAD
+          PRIO_DARWIN_PROCESS
+          PRIO_DARWIN_BG
+          PRIO_DARWIN_NONUI
+
+   Parameters for the :func:`getpriority` and :func:`setpriority` functions.
+
+   .. availability:: macOS
+
+   .. versionadded:: 3.12
+
 .. function:: getresuid()
 
    Return a tuple (ruid, euid, suid) denoting the current process's
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 5022fdeb03703a..531f26ba8bc86f 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -15917,6 +15917,18 @@ all_ins(PyObject *m)
 #ifdef PRIO_USER
     if (PyModule_AddIntMacro(m, PRIO_USER)) return -1;
 #endif
+#ifdef PRIO_DARWIN_THREAD
+    if (PyModule_AddIntMacro(m, PRIO_DARWIN_THREAD)) return -1;
+#endif
+#ifdef PRIO_DARWIN_PROCESS
+    if (PyModule_AddIntMacro(m, PRIO_DARWIN_PROCESS)) return -1;
+#endif
+#ifdef PRIO_DARWIN_BG
+    if (PyModule_AddIntMacro(m, PRIO_DARWIN_BG)) return -1;
+#endif
+#ifdef PRIO_DARWIN_NONUI
+    if (PyModule_AddIntMacro(m, PRIO_DARWIN_NONUI)) return -1;
+#endif
 #ifdef O_CLOEXEC
     if (PyModule_AddIntMacro(m, O_CLOEXEC)) return -1;
 #endif

From 2b42ccb9e1dc80bb5c916a0ccc4e5d153216c911 Mon Sep 17 00:00:00 2001
From: "blurb-it[bot]" <43283697+blurb-it[bot]@users.noreply.github.com>
Date: Thu, 18 May 2023 08:52:09 +0000
Subject: [PATCH 2/2] =?UTF-8?q?=F0=9F=93=9C=F0=9F=A4=96=20Added=20by=20blu?=
 =?UTF-8?q?rb=5Fit.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../next/macOS/2023-05-18-08-52-04.gh-issue-103545.pi5k2N.rst    | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 Misc/NEWS.d/next/macOS/2023-05-18-08-52-04.gh-issue-103545.pi5k2N.rst

diff --git a/Misc/NEWS.d/next/macOS/2023-05-18-08-52-04.gh-issue-103545.pi5k2N.rst b/Misc/NEWS.d/next/macOS/2023-05-18-08-52-04.gh-issue-103545.pi5k2N.rst
new file mode 100644
index 00000000000000..c40f9460508dd7
--- /dev/null
+++ b/Misc/NEWS.d/next/macOS/2023-05-18-08-52-04.gh-issue-103545.pi5k2N.rst
@@ -0,0 +1 @@
+Add ``os.PRIO_DARWIN_THREAD``, ``os.PRIO_DARWIN_PROCESS``, ``os.PRIO_DARWIN_BG`` and ``os.PRIO_DARWIN_NONUI``. These can be used with ``os.setpriority`` to run the process at a lower priority and make use of the efficiency cores on Apple Silicon systems.