Traceback (most recent call last):

 "/usr/bin/powerline", line 24, in <module>
segment_info=segment_info,

 "/usr/lib/python3.3/site-packages/powerline/__init__.py", line 371, in render
self.update_renderer()

 "/usr/lib/python3.3/site-packages/powerline/__init__.py", line 363, in update_renderer
self.pl.exception('Failed to create renderer: {0}', str(e))AttributeError: 'NoneType' object has no attribute 'exception'
Traceback (most recent call last):


 "ml/rl/test/workflow/eval_cartpole.py", line 56, in <module>

main(args.model, args.softmax_temperature)


 "ml/rl/test/workflow/eval_cartpole.py", line 21, in main

model_path = glob.glob(model_path)[0]
IndexError: list index out of range
