Python Error

[Gisle Vanem]

Barry Scott wrote:

> If you have python from python.org installed you should be able to list all the version you have installed
> with the command:
> 
>    py -0
When was that '-0' feature added?
I have Python 3.6 from Python.org and here a
'py.exe -0' gives:
   Requested Python version (0) not installed

But using 'py.exe -0' from Python 3.9 correctly
gives:
   -3.6-32 *
   -2.7-32

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--gv