Manuel also defends the decision: First of all, Python, CPython, IronPython, Jython, PyPy are all changing entities. As changing entities, we can only legitimately criticize their trajectories.

That said, the fact that IronPython has no GIL doesn’t automatically make it faster; some IronPython benchmarks are better than CPython, but others are markedly worse.

C Support A major limitation for IronPython’s adoption is the need to interoperate with C based libraries in the same manner as CPython. Traven, lead editor of TheLastTechie, writes: ...

IronPython separate-but-nearly-equal Van Rossum works in CPython. That is, while in principle he defines the abstract Python language, in practice everyone know that means something like, “the ...

And ditto with its complement, IronPython. IronRuby and IronPython, until November 1, are Microsoft-supported and .Net-targeted versions of the Ruby and Python dynamic programming languages.

The 1.0 release includes several fixes for memory leaks, a refactored source code layout, an updated Avalon tutorial, better compatibility with CPython 2.4 and a new exception system amongst other ...