exception when callback_metrics is uninitialized

[rstms]

2018-07-31 04:33:00.725765500 2018-07-31T04:33:00-0500 [twisted.internet.defer#critical] Unhandled error in Deferred: 2018-07-31 04:33:00.726565500 2018-07-31T04:33:00-0500 [twisted.internet.defer#critical] 2018-07-31 04:33:00.726566500 Traceback (most recent call last): 2018-07-31 04:33:00.726566500 File "./txtrader.tac", line 18, in 2018-07-31 04:33:00.726567500 api=RTX() 2018-07-31 04:33:00.726567500 File "/home/ubuntu/venv/txtrader/local/lib/python2.7/site-packages/txtrader/rtx.py", line 741, in init 2018-07-31 04:33:00.726568500 self.repeater.start(1) 2018-07-31 04:33:00.726568500 File "/home/ubuntu/venv/txtrader/local/lib/python2.7/site-packages/twisted/internet/task.py", line 194, in start 2018-07-31 04:33:00.726583500 self() 2018-07-31 04:33:00.726583500 File "/home/ubuntu/venv/txtrader/local/lib/python2.7/site-packages/twisted/internet/task.py", line 239, in call 2018-07-31 04:33:00.726584500 d = defer.maybeDeferred(self.f, *self.a, **self.kw) 2018-07-31 04:33:00.726584500 --- --- 2018-07-31 04:33:00.726584500 File "/home/ubuntu/venv/txtrader/local/lib/python2.7/site-packages/twisted/internet/defer.py", line 151, in maybeDeferred 2018-07-31 04:33:00.726586500 result = f(*args, **kw) 2018-07-31 04:33:00.726587500 File "/home/ubuntu/venv/txtrader/local/lib/python2.7/site-packages/txtrader/rtx.py", line 1027, in EverySecond 2018-07-31 04:33:00.726587500 self.EveryMinute() 2018-07-31 04:33:00.726588500 File "/home/ubuntu/venv/txtrader/local/lib/python2.7/site-packages/txtrader/rtx.py", line 1030, in EveryMinute 2018-07-31 04:33:00.726591500 if self.callback_metrics: 2018-07-31 04:33:00.726591500 exceptions.AttributeError: RTX instance has no attribute 'callback_metrics' 2018-07-31 04:33:00.726592500