[Python-Dev] 2to3 porting HOWTO: setup.py question
fuzzyman at voidspace.org.uk
Tue Jul 24 12:07:42 CEST 2012
On 24 Jul 2012, at 10:30, Terry Reedy wrote:
> On 7/24/2012 12:44 AM, anatoly techtonik wrote:
>> Python 3 check explicitly tells the reader that 2to3 should only be
>> used in Python 3. Otherwise everybody need to guess when this *_2to3
>> tools are triggered. As for me, I see no technical limitations why
>> *_2to3 can not be run by Python 2 (PyPy, RPython or whatever). Maybe I
>> don't have Python3, but want to build my package for Python 3. In
>> ideal world it is possible.
> This is not an ideal world and 2to3 is not good enough to convert files without further intervention and testing.
It is if you design your code *to be converted* by 2to3 and do regular testing of the result.
> Terry Jan Reedy
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