From 2a2a1fb367606c74e0bd7d9528c9f22834ba6fc3 Mon Sep 17 00:00:00 2001
From: James Butler <james.butler@revvity.com>
Date: Tue, 15 Oct 2024 17:58:53 -0400
Subject: [PATCH] Apply pyupgrade for Python 3.8+ syntax

This should have been included in https://github.com/Project-MONAI/MONAI/commit/104a360f953b5d720b3eb8f5b1a0546540e5e391 when Python 3.7 support was dropped.

Changes were automatically applied by running:
pre_commit run --all-files

Signed-off-by: James Butler <james.butler@revvity.com>
---
 .pre-commit-config.yaml           | 4 ++--
 monai/networks/nets/swin_unetr.py | 2 +-
 monai/utils/dist.py               | 4 +---
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 1ab89f1f16..e686e72118 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -37,7 +37,7 @@ repos:
     rev: v3.18.0
     hooks:
       - id: pyupgrade
-        args: [--py37-plus]
+        args: [--py38-plus]
         name: Upgrade code excluding monai networks
         exclude: |
           (?x)(
@@ -49,7 +49,7 @@ repos:
               ^monai/data/grid_dataset.py
           )
       - id: pyupgrade
-        args: [--py37-plus, --keep-runtime-typing]
+        args: [--py38-plus, --keep-runtime-typing]
         name: Upgrade monai networks
         files: (?x)(
                    ^monai/networks/|
diff --git a/monai/networks/nets/swin_unetr.py b/monai/networks/nets/swin_unetr.py
index 714d986f4b..c8fb76ad8b 100644
--- a/monai/networks/nets/swin_unetr.py
+++ b/monai/networks/nets/swin_unetr.py
@@ -20,7 +20,7 @@
 import torch.nn.functional as F
 import torch.utils.checkpoint as checkpoint
 from torch.nn import LayerNorm
-from typing_extensions import Final
+from typing import Final
 
 from monai.networks.blocks import MLPBlock as Mlp
 from monai.networks.blocks import PatchEmbed, UnetOutBlock, UnetrBasicBlock, UnetrUpBlock
diff --git a/monai/utils/dist.py b/monai/utils/dist.py
index c7ff988027..9c4ad64708 100644
--- a/monai/utils/dist.py
+++ b/monai/utils/dist.py
@@ -11,13 +11,11 @@
 
 from __future__ import annotations
 
-import sys
 import warnings
 from collections.abc import Callable
 from logging import Filter
 
-if sys.version_info >= (3, 8):
-    from typing import Literal
+from typing import Literal
 
 from typing import overload