def peek(value):
generator = iter(value)
prev = next(generator)
for item in generator:
yield prev, item
prev = item
yield prev, None
def _route(self, attr, args, kwargs, **fkwargs):
now = time.time()
for i in xrange(len(self.cluster)):
db_num = next(self._hosts_cycler)
marked_down_at = self._down_connections.get(db_num, False)
if not marked_down_at or (marked_down_at + self.retry_timeout <= now):
return [db_num]
else:
raise self.HostListExhausted()
def _route(self, attr, args, kwargs, **fkwargs):
now = time.time()
for i in xrange(len(self.cluster)):
db_num = next(self._hosts_cycler)
marked_down_at = self._down_connections.get(db_num, False)
if not marked_down_at or (marked_down_at + self.retry_timeout <=
now):
return [db_num]
else:
raise self.HostListExhausted()
