Remove unused 'prev_time' attribute in event.py (see also r1895)

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2769 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/lib/event.py

@@ -27,7 +27,6 @@ class EpollEventManager(object):
         self.connection_dict = {}
         self.reader_set = set([])
         self.writer_set = set([])
-        self.prev_time = time()
         self.epoll = Epoll()
         self._pending_processing = []
 

neo/tests/testEvent.py

@@ -29,7 +29,6 @@ class EventTests(NeoUnitTestBase):
         self.assertEqual(len(em.connection_dict), 0)
         self.assertEqual(len(em.reader_set), 0)
         self.assertEqual(len(em.writer_set), 0)
-        self.assertTrue(em.prev_time <time)
         self.assertTrue(isinstance(em.epoll, Epoll))
         # use a mock object instead of epoll
         em.epoll = Mock()