On Thu, May 13, 2021 at 9:18 AM Mark Shannon <m...@hotpy.org> wrote: > Hi Terry, > > On 13/05/2021 5:32 am, Terry Reedy wrote: > > On 5/12/2021 1:40 PM, Mark Shannon wrote: > > > >> This is an informational PEP about a key part of our plan to improve > >> CPython performance for 3.11 and beyond. > > > >> As always, comments and suggestions are welcome. > > > > The claim that starts the Motivation section, "Python is widely > > acknowledged as slow.", has multiple problems. While some people > [...]
> different runtime. > > I broadly agree, but CPython is largely synonymous with Python and > CPython is slower than it could be. > > The phrase was not meant to upset anyone. > How would you rephrase it, bearing in mind that needs to be short? > > "There is broad interest in improving the performance of pure Python code. [optionally: The integration of powerful numerical and other algorithms already makes Python competitive at intensive computations, but programmers whose main interest is in solving non-programming problems cannot generally create such solutions.]" [...] hopefully make it less of a concern. > > Of course, compared to the environmental disaster that is BitCoin, it's > not a big deal. Every little helps. Please switch off the light as you leave the room. [...] > It is still important to speed up Python though. > > Agreed. > If a program does 95% of its work in a C++ library and 5% in Python, it > can easily spend the majority of its time in Python because CPython is a > lot slower than C++ (in general). > > That's a pretty loose statement, but I see no reason to quibbe about the details. There's room for improvement, and improvement will be welcome.
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