During Python setup, you’re offered the option to install the py launcher, a small executable that lets you select (via command-line flags) which version of Python to use for a given script.

Also read: How to install Python and start coding on Windows, Mac, or Linux. How to run a Python script in terminal or command prompt.

To confirm if Python is installed or not, we will check its version. To do the same, open Terminal, Command Prompt, or PowerShell and run the following command. python --version. If you get a ...

With a command-line switch, you can see at a glance all the Python interpreters you’ve installed and then invoke a specific version, whether it’s 32-bit or 64-bit. Install the py launcher ...

Because of that, you must install Python 3. The first thing you must do is install the latest version of Python. To do that, open a terminal window on your Linux machine and issue the command ...