GRAD_MOMENTUM not used by RMSProp in DQN #37
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I noticed that
GRAD_MOMENTUMon the following line is never used:MinAtar/examples/dqn.py
Line 45 in 1918a2f
I think this is likely a bug, since the default momentum for Pytorch's RMSProp is 0 and not 0.95 (see docs).
This PR fixes it by passing the value into the optimizer constructor.