Make an .env file for configuration data in a main directory of the repository.
You have to put following variables:
DATASETS- path to a directory to save preprocessed datasets, directory has to exist.
Syntax is <key> = <value>\n. Keys can be unquoted or single-quoted.
Values can be unquoted, single- or double-quoted.
Use python3 download_entrypoint.py <datasets..> to download
datasets and perform the necessary preprocessing.
You have to replace <datasets...> with names of datasets
from lichess.org in format
yyyy-mm.
