Index: asyncore.py
===================================================================
--- asyncore.py	(revision 72442)
+++ asyncore.py	(working copy)
@@ -99,12 +99,12 @@
     try:
         if flags & select.POLLIN:
             obj.handle_read_event()
-        if flags & select.POLLOUT:
+        if flags & select.POLLOUT and obj.connected:
             obj.handle_write_event()
+        if flags & select.POLLPRI and obj.connected:
+            obj.handle_expt_event()
         if flags & (select.POLLHUP | select.POLLERR | select.POLLNVAL):
             obj.handle_close()
-        if flags & select.POLLPRI:
-            obj.handle_expt_event()
     except _reraised_exceptions:
         raise
     except:
Index: test/test_asyncore.py
===================================================================
--- test/test_asyncore.py	(revision 72442)
+++ test/test_asyncore.py	(working copy)
@@ -31,6 +31,7 @@
         self.socket.close()
 
 class exitingdummy:
+    connected = True
     def __init__(self):
         pass
 
@@ -42,6 +43,7 @@
     handle_expt_event = handle_read_event
 
 class crashingdummy:
+    connected = True
     def __init__(self):
         self.error_handled = False
 
@@ -127,6 +129,7 @@
                 )
 
             class testobj:
+                connected = True
                 def __init__(self):
                     self.read = False
                     self.write = False