The implementation of Python most commonly used is CPython. All common libraries work with CPython and it implements the language spec completely. With those caveats, there are still cases where an ...

CPython is your best choice when compatibility and conformity to Python standards matter more than raw performance and other ... use case is interoperability between Python and the .Net universe.

Google's Python ... performance boost to the Python programming language by making runtime speed five times faster. The project is being implemented as a branch of the conventional CPython runtime ...

Speed in the Core Python (CPython) is one of the reasons why other implementations have emerged, such as Pyston. Its lack of performance partly explains why Python has gravitated towards data ...