From fee2dd0bdaea736eedfe8b8e7591644fc891e28a Mon Sep 17 00:00:00 2001
From: dw-0 <th33xitus@gmail.com>
Date: Sun, 14 Jul 2024 14:44:08 +0200
Subject: [PATCH] refactor: use | instead of Union

Signed-off-by: Dominik Willner <th33xitus@gmail.com>
---
 .../klipper_firmware/flash_options.py         | 21 ++++++++++---------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/kiauh/components/klipper_firmware/flash_options.py b/kiauh/components/klipper_firmware/flash_options.py
index 775fa9c..420a426 100644
--- a/kiauh/components/klipper_firmware/flash_options.py
+++ b/kiauh/components/klipper_firmware/flash_options.py
@@ -6,10 +6,11 @@
 #                                                                         #
 #  This file may be distributed under the terms of the GNU GPLv3 license  #
 # ======================================================================= #
+from __future__ import annotations
 
 from dataclasses import field
 from enum import Enum
-from typing import List, Union
+from typing import List
 
 
 class FlashMethod(Enum):
@@ -30,9 +31,9 @@ class ConnectionType(Enum):
 
 class FlashOptions:
     _instance = None
-    _flash_method: Union[FlashMethod, None] = None
-    _flash_command: Union[FlashCommand, None] = None
-    _connection_type: Union[ConnectionType, None] = None
+    _flash_method: FlashMethod | None = None
+    _flash_command: FlashCommand | None = None
+    _connection_type: ConnectionType | None = None
     _mcu_list: List[str] = field(default_factory=list)
     _selected_mcu: str = ""
     _selected_board: str = ""
@@ -48,27 +49,27 @@ class FlashOptions:
         cls._instance = None
 
     @property
-    def flash_method(self) -> Union[FlashMethod, None]:
+    def flash_method(self) -> FlashMethod | None:
         return self._flash_method
 
     @flash_method.setter
-    def flash_method(self, value: Union[FlashMethod, None]):
+    def flash_method(self, value: FlashMethod | None):
         self._flash_method = value
 
     @property
-    def flash_command(self) -> Union[FlashCommand, None]:
+    def flash_command(self) -> FlashCommand | None:
         return self._flash_command
 
     @flash_command.setter
-    def flash_command(self, value: Union[FlashCommand, None]):
+    def flash_command(self, value: FlashCommand | None):
         self._flash_command = value
 
     @property
-    def connection_type(self) -> Union[ConnectionType, None]:
+    def connection_type(self) -> ConnectionType | None:
         return self._connection_type
 
     @connection_type.setter
-    def connection_type(self, value: Union[ConnectionType, None]):
+    def connection_type(self, value: ConnectionType | None):
         self._connection_type = value
 
     @property