Remove handlers after director run.

dosagelib/director.py

@@ -177,6 +177,7 @@ def getComics(options):
         finish()
     finally:
         events.getHandler().end()
+        events.clear_handlers()
     return errors
 
 

dosagelib/events.py

@@ -328,6 +328,7 @@ def getHandlerNames():
     return sorted(_handler_classes.keys())
 
 
+# FIXME: Hidden singleton :(
 _handlers = []
 
 
@@ -338,6 +339,10 @@ def addHandler(name, basepath=None, baseurl=None, allowDownscale=False):
     _handlers.append(_handler_classes[name](basepath, baseurl, allowDownscale))
 
 
+def clear_handlers():
+    del _handlers[:]
+
+
 class MultiHandler(object):
     """Encapsulate a list of handlers."""