Simple edits iterating wrong list. Adding stacktrace to buffer flushes

rocketbot/cogs/logcog.py

 """
 Cog for detecting large numbers of guild joins in a short period of time.
 """
+import traceback
 from collections.abc import Sequence
 from datetime import datetime, timezone, timedelta
 
 				await self.__flush_buffers_for_guild(guild)
 		except Exception as e:
 			print(e)
+			traceback.print_exception(type(e), e, e.__traceback__)
 
 	async def __flush_buffers_for_guild(self, guild: Guild) -> None:
 		buffers: dict[str, list] = Storage.get_state_value(guild, self.STATE_EVENT_BUFFER)
 				complex_edits.append(event)
 		if len(simple_edits) <= 3:
 			# A small number of edits with full details. Log them individually.
-			for event in events:
+			for event in simple_edits:
 				await self.__handle_complete_edit_event(event)
 		else:
 			complex_edits = events