Improved type-hinting and overall sanity checks implemented.

cogs/analytics.py

@@ -1,4 +1,5 @@
 import logging
+from typing import Dict, List, Any
 
 from discord import Cog, Message
 from discord.ext import commands
@@ -11,16 +12,17 @@ logger = logging.getLogger(__name__)
 
 class Analytics(commands.Cog):
     def __init__(self, client: PycordBot):
-        self.client = client
+        self.client: PycordBot = client
 
     @Cog.listener()
-    async def on_message(self, message: Message):
+    async def on_message(self, message: Message) -> None:
         if (
             (message.author != self.client.user)
             and (message.author.bot is False)
             and (message.author.system is False)
         ):
-            stickers = []
+            stickers: List[Dict[str, Any]] = []
+
             for sticker in message.stickers:
                 stickers.append(
                     {
@@ -31,7 +33,8 @@ class Analytics(commands.Cog):
                     }
                 )
 
-            attachments = []
+            attachments: List[Dict[str, Any]] = []
+
             for attachment in message.attachments:
                 attachments.append(
                     {
@@ -57,5 +60,5 @@ class Analytics(commands.Cog):
             )
 
 
-def setup(client: PycordBot):
+def setup(client: PycordBot) -> None:
     client.add_cog(Analytics(client))