events: typos in docstring

qubes/events.py

@@ -164,15 +164,15 @@ def _fire_event_in_order(self, order, event, kwargs):
     def fire_event(self, event, **kwargs):
         '''Call all handlers for an event.
 
-        Handlers are called for class and all parent classess, in **reversed**
+        Handlers are called for class and all parent classes, in **reversed**
         method resolution order. For each class first are called bound handlers
         (specified in class definition), then handlers from extensions. Aside
         from above, remaining order is undefined.
 
         .. seealso::
             :py:meth:`fire_event_pre`
 
-        :param str event: event identificator
+        :param str event: event identifier
         :returns: list of effects
 
         All *kwargs* are passed verbatim. They are different for different
@@ -187,14 +187,14 @@ def fire_event(self, event, **kwargs):
     def fire_event_pre(self, event, **kwargs):
         '''Call all handlers for an event.
 
-        Handlers are called for class and all parent classess, in **true**
+        Handlers are called for class and all parent classes, in **true**
         method resolution order. This is intended for ``-pre-`` events, where
         order of invocation should be reversed.
 
         .. seealso::
             :py:meth:`fire_event`
 
-        :param str event: event identificator
+        :param str event: event identifier
         :returns: list of effects
 
         All *kwargs* are passed verbatim. They are different for different