add !joke command

README.md

@@ -100,3 +100,12 @@ anthonywritescodebot: cool_user has been following for 3 hours!
 some_user: !followage another_user
 anthonywritescodebot: another_user has been following for 5 years!
 ```
+
+### `!joke`
+
+Get a joke
+
+```
+anthonywritescode: !joke
+anthonywritescodebot: The best thing about a Boolean is even if you are wrong, you are only off by a bit.
+```

bot.py

@@ -25,6 +25,7 @@ from typing import Tuple
 import aiohttp
 import aiosqlite
 import async_lru
+import pyjokes
 from humanize import naturaldelta
 
 # TODO: allow host / port to be configurable
@@ -507,6 +508,11 @@ def cmd_pep(match: Match[str]) -> Response:
     return MessageResponse(match, f'https://www.python.org/dev/peps/pep-{n}/')
 
 
+@handle_message('!joke')
+def cmd_joke(match: Match[str]) -> Response:
+    return MessageResponse(match, esc(pyjokes.get_joke()))
+
+
 COMMAND_RE = re.compile(r'!\w+')
 SECRET_CMDS = frozenset(('!settoday',))
 

requirements.txt

@@ -2,3 +2,4 @@ aiohttp
 aiosqlite
 async-lru
 humanize
+pyjokes