pegtree PEG-Tree Parser Combinator for Python3 and TypeScript Installation Python3 pip3 install pegtree TypeScript npm install pegtree --save Usage Python3 from pegtree import Grammar peg = Grammar(''' ''')parser = peg.generate()tree = parser('1+2*3')print(repr(tree)) TypeScript import { Grammar } from 'pegtree'const peg = new Grammar(` `)const parser = peg.generate()const tree = parser('1+2*3')console.log(tree) Test TypeScript npm run test