Python 3.9 removes backwards compatibility layers for Python 2.7

Posted by tosh on Wednesday September 23, 2020 @12:15PM
from the docs.python.org dept.

https://docs.python.org/3.9/whatsnew/3.9.html#you-should-check-for-deprecationwarning-in-your-code

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Re:Python 3.9 removes backwards compatibility layers for Pyt... by seperman on Friday September 25, 2020 @09:06PM (#24595585)

It seems things are coming back full circle. From what I remember, Guido wanted Python 3 to be a whole new spec and not be backward compatible with Py2. Then they kept adding features to make it backward compatible.

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