Note: If you’ve not installed Python on your computer yet, you cannot update to a newer version.

Updating Python on computers with Linux or macOS can be more complicated. In other words, you won’t need to change the PATH variable every time you want to use another version of Python.īut the launcher only comes installed on the Windows version of Python 3. You can specify which version of Python you want to use to run code with simple switches in commands (like “py -3.6”).

Allows you to use two different versions of Python 3 at the same time.

Users can run Python from any shell using the command “py.” Typing “python” is no longer required.

If you want to move from Python 2.x to 3.x, you don’t have to uninstall the previous version unless you don’t want to use it anymore.įurthermore, Python 3 now comes with the “py.exe” launcher integrated by default. It is possible to install two major versions of Python – say, Python 2.x and Python 3.x – on one computer and use both. How to Update Python in Linux, Mac, or Windows

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