Why has python3 been created as a seperate language where there is still python2.7 ?
storchaka at gmail.com
Wed Jun 27 21:08:07 CEST 2012
On 27.06.12 14:22, Stefan Behnel wrote:
> For comparison, the revival of the "u" string prefix in Py3.3 is a simple
> change in the parser grammar that's easy to maintain but that has a huge
> impact on the Py3 compatibility of code that accepts to drop support for
> Py2.5 and earlier (as well as Py3.) but wants to keep working in
> Py2. (which supports the opposite "b" prefix).
And even this simple change has caused unexpected issues (see issues
#15054 and #15096), which were not predicted by the preceding stormy
discussion. IMHO, the negative consequences of this change are undervalued.
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