Make 'some' changes and add Dockerfile

cogs/reddit.py

@@ -0,0 +1,41 @@
+"""
+Fetch pictures from subreddits
+"""
+
+# IMPORTS - external
+import discord
+from discord.ext import commands
+import random
+import praw
+
+# IMPORTS - internal
+from __main__ import reddit_client_id
+from __main__ import reddit_client_secret
+from __main__ import reddit_client_useragent
+
+# COG INIT
+class Reddit(commands.Cog):
+    def __init__(self, bot):
+        self.bot = bot
+
+# COG BODY
+    @commands.command(name="reddit")
+    async def reddit(self, ctx, sub: str):
+        """
+        Send a post from a subreddit to chat
+        """
+        reddit = praw.Reddit(client_id=reddit_client_id,
+                             client_secret=reddit_client_secret,
+                             user_agent=reddit_client_useragent)
+
+        posts = reddit.subreddit(sub).hot()
+        rand_post = random.randint(1, 100)
+        # Make sure you're not sending a pinned post
+        for i in range(0, rand_post):
+            selected_post = next(x for x in posts if not x.stickied)
+
+        await ctx.send(selected_post.url)
+
+# COG ENDING
+def setup(bot):
+    bot.add_cog(Reddit(bot))