I get around this by installing both version of WinPython. It's super easy since you install them into separate directories. You can double click into the comma

I get around this by installing both version of WinPython. It's super easy since you install them into separate directories. You can double click into the command prompt shortcut that links to the folder and use pip to your liking for each version. Changing the interpreter in PyCharm is about two clicks too.