To understand it, please read the article Recover your wallet password if you have an idea about what your password might be.
python btcrecover.py --listpass --tokenlist playground/possible-tokens.txt
python btcrecover.py --wallet ./docs/Usage_Examples/2020-05-08_Recovering_Blockchain_Wallet_Passwords/wallet.aes.json --tokenlist ./docs/Usage_Examples/2020-05-08_Recovering_Blockchain_Wallet_Passwords/tokenListTest.txt