Add base env_metrics to extras for Sebulba systems #1183
Merged
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What?
Add
env_metricsas an empty dictionary to the timestep extras.Why?
Otherwise when we call
metrics = timestep.extras["episode_metrics"] | timestep.extras["env_metrics"]in the Sebulba system rollouts it will fail for environments that don't have custom env metrics.Extra
Some minor updates to the contributing docs.