DrBotIRC: have regex handler take list of events

forgot to commit the unhook part

ircbot/DrBotIRC.py

@@ -288,7 +288,7 @@ class DrBotIRC(irclib.IRC):
         """Removes a global regex handler function.
 
         Args:
-            event       event type (a string), as in numeric_events
+            event       list of event type (a string), as in numeric_events
             regex       regex string that was used in matching
             handler     callback function to remove
 
@@ -297,13 +297,16 @@ class DrBotIRC(irclib.IRC):
 
         """
 
-        if not event in self.regex_handlers:
-            return 0
+        if type(event) != list:
+            event = [event]
 
-        for h in self.regex_handlers[event]:
-            if regex == h[1] and handler == h[2]:
-                self.regex_handlers[event].remove(h)
-        return 1
+        for ev in event:
+            if not ev in self.regex_handlers:
+                continue
+
+            for h in self.regex_handlers[ev]:
+                if regex == h[1] and handler == h[2]:
+                    self.regex_handlers[ev].remove(h)
 
     def _handle_event(self, connection, event):
         """Override event handler to do recursion and regex checking.