Python hung (likely because of too many psycopg2 connections) during attempted impmentation of https://github.com/deepmind/scalable_agent about tforce_btc_trader HOT 1 CLOSED

Apologies, the same thread also has this traceback as well (i.e. is getting stuck for more than 10 seconds):

-------------------- Thread 4590249408 --------------------
File "run.py", line 656, in
tf.app.run()
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/platform/app.py", line 125, in run
_sys.exit(main(argv))
File "run.py", line 650, in main
train(action_set, level_names)
File "run.py", line 571, in train
lambda step_context: step_context.session.run(stage_op))
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/training/monitored_session.py", line 732, in run_step_fn
return self._sess.run_step_fn(step_fn, self._tf_sess(), run_with_hooks=None)
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/training/monitored_session.py", line 1176, in run_step_fn
return self._sess.run_step_fn(step_fn, raw_session, run_with_hooks)
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/training/monitored_session.py", line 1083, in run_step_fn
return step_fn(_MonitoredSession.StepContext(raw_session, run_with_hooks))
File "run.py", line 571, in
lambda step_context: step_context.session.run(stage_op))
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 929, in run
run_metadata_ptr)
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1152, in _run
feed_dict_tensor, options, run_metadata)
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1328, in _do_run
run_metadata)
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1334, in _do_call
return fn(*args)
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1319, in _run_fn
options, feed_dict, fetch_list, target_list, run_metadata)
File "/Users/hughalessi/miniconda3/envs/rl/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1407, in _call_tf_sessionrun
run_metadata)

from tforce_btc_trader.