hrpan

Thanks for reporting! Can't believe I forgot to push my local commits to GitHub. It should work now, and if it doesn't, please let me know!

No problem! It is highly probable that I'm doing something wrong because this is actually the first time I tried to integrate C++ code into Python. My experience with DQN...

Make sure you check out [this paper](https://ieeexplore.ieee.org/document/6145622). Several parallelization schemes are reviewed in section 6.3. However, I have no experience in implementing those algorithms. I think parallelization in MCTS depends...