bot: ignore decoding line buffer exceptions

edmond/bot.py

@@ -11,6 +11,7 @@ from typing import Any, Iterable, Optional
 
 import irc.client
 import irc.client_aio
+import jaraco.stream.buffer
 from apscheduler.schedulers.asyncio import AsyncIOScheduler
 from irc.client import Connection, Event, NickMask
 
@@ -18,6 +19,12 @@ from edmond.log import Logger
 from edmond.plugin import Plugin
 
 
+class IgnoreErrorsBuffer(jaraco.stream.buffer.DecodingLineBuffer):
+    def handle_exception(self):
+        pass
+irc.client.ServerConnection.buffer_class = IgnoreErrorsBuffer
+
+
 class Bot(irc.client_aio.AioSimpleIRCClient, Logger):
     """Main class for the IRC bot: handles connection and manages plugins."""