src/simulator/image_to_box2d.cpp (2 lines):
	- line 391: // TODO: re-implement free draw input without opencv.
	- line 398: // TODO: re-implement without opencv.


agents/neural_agent.py (2 lines):
	- line 649: #TODO add tensorboard, detailed evaluator and parallel simulator
	- line 725: # TODO Find elegant solution for accessing attributes on DataParallel vs nn.Module


agents/offline_agents.py (2 lines):
	- line 437: # TODO: move to a flag.
	- line 588: # TODO: move to a flag.


agents/psim.py (1 line):
	- line 143: #TODO make work when neither images or features are wanted


agents/neural_agent_contrastive.py (1 line):
	- line 726: #TODO add tensorboard, detailed evaluator and parallel simulator


src/python/phyre/action_simulator.py (1 line):
	- line 168: # FIXME: merge this into single call to simulator.