Adjust based on feedback

.gitignore

@@ -101,4 +101,4 @@ ENV/
 .mypy_cache/
 
 \.idea/
-\.vscode/
+\.vscode/

README.md

@@ -13,7 +13,14 @@ Lavalink.py is a wrapper for [Lavalink](https://github.com/Frederikam/Lavalink)
 # Getting Started
 You may clone this repository and check out [the docs](docs/). The docs are not hosted anywhere, or 100% complete at the time of writing. If you notice missing documentation, feel free to [open an issue](https://github.com/Devoxin/Lavalink.py/issues/) or [let us know in the Discord server](https://discord.gg/SbJXU9s).
 
-Additionally, there is an [example cog](lavalink/examples) (For Discord.py rewrite).
+Additionally, there is an [example cog](lavalink/examples). It should be noted that the example cog is oriented towards usage with Discord.py rewrite and Lavalink v3.1+, although backwards
+compatibility may be possible, it's not encouraged nor is support guaranteed.
+
+## Optional Dependencies
+
+`aiodns`   - Speed up DNS resolving.
+
+`cchardet` - A faster alternative to `chardet`.
 
 # Links
 

lavalink/examples/music.py

@@ -21,7 +21,11 @@ def __init__(self, bot):
             bot.lavalink = lavalink.Client(bot.user.id)
             bot.lavalink.add_node('127.0.0.1', 2333, 'youshallnotpass', 'eu', 'default-node')  # Host, Port, Password, Region, Name
             bot.add_listener(bot.lavalink.voice_update_handler, 'on_socket_response')
-            bot.lavalink.add_event_hook(self.track_hook)
+
+        bot.lavalink.add_event_hook(self.track_hook)
+
+    def __unload(self):
+        self.bot.lavalink._event_hooks.clear()
 
     async def track_hook(self, event):
         if isinstance(event, lavalink.events.TrackEndEvent):