![]() ![]() After you restart the computer, the new patch will be installed on your machine. The older version will be removed from your computer. If you’re updating to a new patch of Python (3.x.a to 3.x.b), when you run the installer, it will prompt you to “Upgrade Now.” The installer will look like this: Clicking on the button will replace the existing version of Python with the new version. All you have to do is visit the Python downloads page and download the latest version. Updating to a new Python version is easy on a computer running Windows. You can verify this by running the command: python3 -version If you want to upgrade pip and add a new library to it, you can enter the following command: pip3 install Updating Python in Windows If you have Homebrew installed on your Mac, you can run the following command on the Terminal: brew install python After the process completes, your computer will have the latest version of Python 3. Therefore, you can update Python by visiting, downloading the installer, and running it. ![]() A Mac can have more than one version of Python installed. Updating Python on a machine with macOS is a lot easier than updating it on a Linux machine. To verify the version of Python being used, you can run: python3 -V Updating Python in Mac The prompt should look like this: All you have to do is type the right selection number, and you will have updated Python to the newest version on your Linux machine. Enter this command to configure Python 3: sudo update-alternatives -config python3 A list of options will appear, and you will be prompted to pick which version of Python you want Python 3 to point to. After installation completes, you must update Python 3 to point to Python 3.9. However, by default, Python will point to the previously installed version of Python 3. First, you must configure the deadsnakes PPA to your machine by running the following command: sudo add-apt-repository ppa:deadsnakes/ppa You can now update the apt cache and install the Python 3.9 package: sudo apt update sudo apt install python3.9 The Python update will install. Using the Apt package manager is the easiest method of installing Python 3.9 on Linux. Here’s how you do it: Updating Python Using Apt-Get Using Apt to update Python is faster and easier. You can now install the latest version of Python in two ways: using Apt and using the source code. To check what version of Python 3 your machine has, open the Terminal by pressing Ctrl+Alt +T, and type in the following command: python3 –version Or alternatively: python3 -V The output should look something like this: If you see that your machine doesn’t have Python 3.9, you must run the following commands: sudo apt update sudo apt install software-properties-common These commands will install the Python packages required to install the newest Python version. If you’re having trouble installing Python on your computer, reading our Python installation guide will help.īefore you run any commands, you can save yourself a lot of effort by checking whether the Linux installation comes with the latest version of Python installed. Note: If you’ve not installed Python on your computer yet, you cannot update to a newer version. Updating Python in computers with Linux or macOS can be more complicated. But the launcher only comes installed on the Windows version of Python 3. ![]() In other words, you won’t need to change the PATH variable every time you want to use another version of Python. You can specify which version of Python you want to use to run code with simple switches in commands (like “py -3.6”).
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