use regexes instead of simple string matching

club-penguin.py

@@ -1,11 +1,17 @@
 import asyncio
 import discord
+import re
 import sys
 
 client = discord.Client()
 
+RUDE_WORDS_PREFIXONLY = [
+    'ass',
+    'hell',
+    'sex'
+]
+
 RUDE_WORDS = [
-    'asshole',
     'bastard',
     'bitch',
     'boob',
@@ -16,10 +22,8 @@ RUDE_WORDS = [
     'dick',
     'dildo',
     'fuck',
-    'hell',
     'penis',
     'porn',
-    'sex',
     'shit',
     'slut',
     'tiddy',
@@ -30,6 +34,9 @@ RUDE_WORDS = [
     'vagina'
 ]
 
+REGEX_STR = '|'.join(['+'.join(list(w)) for w in RUDE_WORDS] + [r'\b' + '+'.join(list(w)) for w in RUDE_WORDS_PREFIXONLY])
+RUDE_WORDS_REGEX = re.compile(REGEX_STR, re.IGNORECASE)
+
 @client.event
 async def on_ready():
     print('logged in as {0.user}'.format(client), file=sys.stderr)
@@ -39,7 +46,7 @@ async def on_message(message):
     if message.author == client.user:
         return
 
-    if any(w in message.content for w in RUDE_WORDS):
+    if RUDE_WORDS_REGEX.search(message.content):
         await message.channel.send('Your Club Penguin account has been deactivated for inappropriate language.')
         oldnick = message.author.nick
         try: