Update Tornado

libs/tornado/platform/kqueue.py

@@ -54,8 +54,7 @@ class _KQueue(object):
         if events & IOLoop.WRITE:
             kevents.append(select.kevent(
                 fd, filter=select.KQ_FILTER_WRITE, flags=flags))
-        if events & IOLoop.READ or not kevents:
-            # Always read when there is not a write
+        if events & IOLoop.READ:
             kevents.append(select.kevent(
                 fd, filter=select.KQ_FILTER_READ, flags=flags))
         # Even though control() takes a list, it seems to return EINVAL

libs/tornado/platform/select.py

@@ -47,7 +47,7 @@ class _Select(object):
             # Closed connections are reported as errors by epoll and kqueue,
             # but as zero-byte reads by select, so when errors are requested
             # we need to listen for both read and error.
-            self.read_fds.add(fd)
+            #self.read_fds.add(fd)
 
     def modify(self, fd, events):
         self.unregister(fd)