iohann.s.titov@gmail.com Ivan S. Titov TatSu takes a grammar in a variation of EBNF as input and outputs a memoizing PEG/Packrat parser in Python. TatSu-LTS is a maintained long-term-support fork of the original TatSu, packaged here as the PEG-parser dependency of beanquery. neogeny/TatSu TatSu-LTS