update code examples

Scripting.md

@@ -20,6 +20,7 @@ As you can see the frequency at which this condition returns true depends on the
 ```
 import obspython as obs
 import threading  # Required by advss helpers
+from typing import NamedTuple
 import random
 
 CONDITION_NAME = "Random condition"
@@ -111,6 +112,7 @@ The action itself will allow you to configure the message to send and the channe
 ```
 import obspython as obs
 import threading  # Required by advss helpers
+from typing import NamedTuple
 
 import discord
 from discord.ext import commands
@@ -160,9 +162,9 @@ async def stop_bot():
 
 
 def restart_bot():
-    global token, bot_thread
+    global loop, token, bot_thread
 
-    if loop and bot.is_closed() == False:
+    if loop and not bot.is_closed():
         asyncio.run_coroutine_threadsafe(stop_bot(), loop).result()
 
     bot_thread = threading.Thread(target=start_bot)
@@ -236,7 +238,7 @@ def script_properties():
 
 
 def script_load(settings):
-    global action_name
+    global action_name, bot_thread
     advss_register_action(
         action_name,
         run_action,
@@ -248,7 +250,13 @@ def script_load(settings):
 
 
 def script_unload():
-    global action_name
+    global action_name, loop, bot_thread
+    if loop:
+        if not bot.is_closed():
+            asyncio.run_coroutine_threadsafe(stop_bot(), loop).result()
+        loop.call_soon_threadsafe(loop.stop)
+        bot_thread.join()
+        loop.close()
     advss_deregister_action(action_name)
 
 
@@ -279,7 +287,7 @@ Note that this is only a very simple example which probably does not cover all e
 ```
 import obspython as obs
 import threading  # Required by advss helpers
-
+from typing import NamedTuple
 
 from pythonosc.dispatcher import Dispatcher
 from pythonosc import osc_server