Which Python implementation am I using?

Ned Batchelder ned at nedbatchelder.com
Fri Aug 7 20:16:12 CEST 2015

On Friday, August 7, 2015 at 1:27:17 PM UTC-4, Steven D'Aprano wrote:
> Is this the best way to detect Jython and IronPython when
> python_implementation isn't available?
> How about PyPy, Stackless, or others?

I've been told that the canonical test for PyPy is:

    '__pypy__' in sys.builtin_module_names

This is the test that coverage.py uses.


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