Take control of multiple Python installations in Windows with the py launcher, available as part of a standard Python installation.

Can't use Python 3.9 in notebooks or interactive window. IPyKernel not installed into interpreter Python 3.9.0 64-bit #534 Closed GitProfAn opened this issue on Oct 6, 2020 · 10 comments ...

At a certain point, supported Python versions begin to receive security updates without installers, so one must build the installer from source to upgrade an existing install. Many of those installers ...