fix path error when executing from cmd.

two fixes:

1. current training always display cpu even there's a cuda gpu.
2. when executing from cmd, the root path is not included and will cause error. Fixed.

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• 8c7ecdf8 - Auto stash before merge of "master" and "origin/master"

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• 8b6db923 - Update render_agent_behavior.py

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added 1 commit

• 77a7fc91 - Update render_agent_behavior.py

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merged

mentioned in commit 7b26456e