The two have already met. In Python you have optional typing [1] . Or in JavaScript you could use Flow [2] for static type checking. Also you could interface Ja

The two have already met. In Python you have optional typing [1] . Or in JavaScript you could use Flow [2] for static type checking. Also you could interface JavaScript with Typescript [3] [1] https://docs.python.org/3/library/typing.html https://docs.python.org/3/library/typing.html [2]https://flow.org https://flow.org [3] https://en.m.wikipedia.org/wiki/TypeScript#Compatibility_with_JavaScript https://en.m.wikipedia.org/wiki/TypeScript#Compatibility_wit...