The Python runtime divides its attention between them, so that objects accessed by threads can be managed correctly. As a result, threads shouldn’t be used for CPU-intensive work.

1) Python itself. If you don’t have the Python runtime on the target system, or the proper edition for your use, you’ll need to obtain an installer for that version of Python.

Python's performance impact is negligible. Dower has proposed PEP-551, last year in August. Early tests suggest the performance impact of adding these two APIs is negligible, "with the vast ...

Google's Python engineers have launched a new project called Unladen Swallow, which aims to bring a major performance boost to the Python programming language by making runtime speed five times ...