Process Process-2:1:
Traceback (most recent call last):
File "/home/ubuntu/anaconda2/envs/smpl/lib/python2.7/multiprocessing/process.py", line 267, in _bootstrap
self.run()
File "/home/ubuntu/anaconda2/envs/smpl/lib/python2.7/multiprocessing/process.py", line 114, in run
self._target(*self._args, **self._kwargs)
File "/home/ubuntu/smpl/distributed/parameter_server.py", line 331, in __train
log.debug('ps.train() sess_id:{}'.format(sess_id))
AttributeError: 'NoneType' object has no attribute 'debug'