what is different between pypython and Cpython

Question

Is just same but made by different language? Or performance different?

Answer 1

There are your answers :

https://stackoverflow.com/questions/2324208/is-there-any-difference-between-cpython-and-JUMP_LINK__&&__python__&&__JUMP_LINK

https://stackoverflow.com/questions/17130975/python-vs-cpython

Answer 2

CPython can be compiled, Pure Python cannot, as far as I know.