Add Python support

[slnelor]

I think many people will find it useful to use 99 with Python including me

[pratikrath126]

I agree, Python support would be great for accessibility given how many people use it for DSA. If the maintainers are open to it, we could start by adding the basic test runner/structure for Python. It shouldn't be too hard to mirror the existing setup.

[ThePrimeagen]

There is no specific language support. You don't need specific language support. This isn't the direction of the library at all

[ThePrimeagen]

There is no specific language support in this library. I'm not even sure what you mean by supporting python.