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pbzip2 is much faster than bzip2. Other tools can be used too.
$ pbzip2 -d *.pgn.bz2
Use https://github.com/cyanfish/pgnsplit rather than 'split', it respects game boundaries and produces valid pgn files. To use in on linux, install mono, then run:
$ sudo apt-get install mono-complete
$ mono PgnSplit.exe
I provide a cli tool. It can easily be configured to extract positions to various formats including bitboards and tensorflow tensors. A template config fie can be found in src/preprocessing/config.yaml.
$ ./extract_positions.sh
This preprocessing step is used to generate the training data for the neural network.
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Are you sure you want to delete this access key?
Are you sure you want to delete this access key?
Are you sure you want to delete this access key?