> Is this Python upgrade unusually difficult/ambitious? Yes. > Or is the Python community just very reluctant to jump on new things? In my experience no. Lot

> Is this Python upgrade unusually difficult/ambitious? Yes. > Or is the Python community just very reluctant to jump on new things? In my experience no. Lots of features have been added over the years, and they seem to be adopted quickly. v3 is a really big change though.