From a74f7cd8c11f22c7afa0b7e703ec4d5d8a61c6b0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Batuhan=20Ta=C5=9Fkaya?=
 <47358913+isidentical@users.noreply.github.com>
Date: Sun, 20 Oct 2019 00:48:21 +0300
Subject: [PATCH 1/2] get rid of itertools, reply with the matched case

---
 bot.py | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/bot.py b/bot.py
index f08fdfa..40ecc28 100644
--- a/bot.py
+++ b/bot.py
@@ -1,7 +1,6 @@
 import argparse
 import asyncio
 import datetime
-import itertools
 import json
 import random
 import re
@@ -321,12 +320,9 @@ def msg_ping(match: Match[str]) -> Response:
 @handle_message(r'.*\b(nano|linux|windows|emacs)\b', flags=re.IGNORECASE)
 def msg_gnu_please(match: Match[str]) -> Response:
     msg, word = match[3], match[4]
-    cases = {
-        f'{gnu}{sep}{word}'
-        for gnu, sep in itertools.product(('gnu', 'GNU'), '/+')
-    }
-    if msg in cases:
-        return MessageResponse(match, f'YES! GNU/{esc(word)}')
+    query = re.match(fr'(?i)gnu(\/|\+){word}', msg)
+    if query:
+        return MessageResponse(match, f'YES! {query.match(0)}')
     else:
         return MessageResponse(match, f"Um please, it's GNU/{esc(word)}!")
 

From f81261991d575faefef1bfa030d250a5b49a1969 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Batuhan=20Ta=C5=9Fkaya?=
 <47358913+isidentical@users.noreply.github.com>
Date: Sun, 20 Oct 2019 00:57:56 +0300
Subject: [PATCH 2/2] use proper regex

---
 bot.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bot.py b/bot.py
index 40ecc28..55fef1f 100644
--- a/bot.py
+++ b/bot.py
@@ -320,7 +320,7 @@ def msg_ping(match: Match[str]) -> Response:
 @handle_message(r'.*\b(nano|linux|windows|emacs)\b', flags=re.IGNORECASE)
 def msg_gnu_please(match: Match[str]) -> Response:
     msg, word = match[3], match[4]
-    query = re.match(fr'(?i)gnu(\/|\+){word}', msg)
+    query = re.match(fr'gnu[/+]{word}', msg, flags=re.IGNORECASE)
     if query:
         return MessageResponse(match, f'YES! {query.match(0)}')
     else: