Add ability to query a single homeserver.

README.md

@@ -3,3 +3,4 @@ A simple [maubot](https://github.com/maubot/maubot) that displays everyone's hom
 
 ## Usage
 * `!shame` - Reply with a list of homeservers and their respective running versions.
+* `!shame server.example.com` - Reply with the version for the homeserver provided, server.example.com.

maubot.yaml

@@ -1,6 +1,6 @@
 maubot: 0.1.0
 id: sh.wallace.matrix.shameotron
-version: 0.0.2
+version: 0.0.3
 license: MIT
 modules:
 - shameotron

shameotron.py

@@ -99,11 +99,15 @@ class ShameOTron(Plugin):
 
 
     @command.new('shame', help='Show versions of all homeservers in the room')
-    async def shame_handler(self, evt: MessageEvent) -> None:
+    @command.argument("candidate", pass_raw=True, required=False)
+    async def shame_handler(self, evt: MessageEvent, candidate: str = None) -> None:
         """
         Class method to handle the `!shame` command
         """
         event_id = await evt.reply('Loading member list...')
+        if candidate:
+            member_servers = [candidate]
+        else:
             member_servers = await self._load_members(evt.room_id)
 
             # Filter out the "dead servers"