What is my purpose?

butterrobot_plugins_contrib/dev.py

@@ -0,0 +1,17 @@
+from datetime import datetime
+
+from butterrobot.plugins import Plugin
+from butterrobot.objects import Message
+
+
+class PingPlugin(Plugin):
+    id = "contrib/dev/ping"
+
+    @classmethod
+    async def on_message(cls, message):
+        if message.text == "!ping":
+            delta = datetime.now() - message.date
+            delta_ms = delta.seconds * 1000 + delta.microseconds / 1000
+            return Message(
+                chat=message.chat, reply_to=message.id, text=f"pong! ({delta_ms}ms)",
+            )

butterrobot_plugins_contrib/fun.py

@@ -0,0 +1,11 @@
+from butterrobot.plugins import Plugin
+from butterrobot.objects import Message
+
+
+class LoquitoPlugin(Plugin):
+    id = "contrib/fun/loquito"
+
+    @classmethod
+    async def on_message(cls, message):
+        if "lo quito" in message.text.lower():
+            return Message(chat=message.chat, reply_to=message.id, text="Loquito tu.",)