What can be done in Cpython that can not be done in IronPython?

What can be done in Cpython that can not be done 开发者_如何学Goin IronPython?

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If you are writing "100% pure Python", you can do everything that CPython can do in IronPython. The problem comes in when you want to use a third-party package. Many of them will have written their performance-intensive portions in C, and rely on the Python/C API (e.g. NumPy).

As a glue language for hooking together .NET components, IronPython is great.