Check out the steps below to install Python 3 on Mac OSX.

How to download Python3

You can download Python 3 by downloading from official Python website or using Homebrew package manager for macOS .

Python runs everywhere. Python is available for all major operating systems: Windows, Linux/Unix, OS/2, Mac, Amiga, among others. There are even versions that run on.NET and the Java virtual machine. February 11, 2020 By Admin 1 Comment on Install Python 3.9 on Windows, Linux, Mac In this post, we will learn how to install Python in Windows, Linux, and Mac systems. We will find the easiest way to run Python and also run first hello-world program on your computer (Windows, Mac OS X or Linux) in this post.

Python Official Site

1) Open up Python official download site. It looks something like the image below. Press Download Python 3.7.4 or the version you would like to download.

2) After downloading the installer, open it to install Python 3.

Python 3.7.4 installer Read Me contains the following note about Python 3 and Python 2 Co-existence. Thus, to run Python 3, you can run Python3 or Python3.X.X (a specific version that you installed on your machine). To run Python 2, you can run Python or Python2.7.

3) Remove Python installer when you are done installing

4) Run python3 --version to check if Python 3 is installed.

Download Pandas For Python 3 Mac

If you install Python 3.7.X, you can also check its version using this command:

Download Python 3 For Mac

Homebrew

Another way to install Python 3 on Mac OS is using Homebrew package manager.

1) If you don’t have Homebrew install, you can install Homebrew by following the steps on Homebrew site. You can also use the following command to install Homebrew by copy and pasting it onto your terminal.

2) To install the latest version of Python 3, run the command below.

If you already have the latest Python installed, you will see something like the message below.

3) Run python3 --version to check if Python 3 is installed.

If you install Python 3.7.X, you can also check its version using this command:

Python 3 Shell

To open Python 3 shell from terminal, you can run Python 3.

To close Python shell, you can type in exit(). The hotkeys to close it is to press Ctrl and D simultaneously.
Note that Command and D splits your Python shell view.

Note that you can still access Python 2 by running python command.

Python 3 Package Manager Pip3

Download Python 3 Mac Terminal

Python 3 comes with its own package manager pip3. You can check out Python Package Index to look for packages that you need.

To install a package using pip, you can run pip3 install package_name.

Switch between Python 3 Versions

Download Python 3 For Mac

Python Official Site

The easier way is to download multiple versions from Python official website and run Python command with a version appeneded such as python3.7 and python3.6.

Homebrew

If you have previous versions of Python installed, you can run the following commands to check what versions you have and switch the version you need.

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Download Python 3.7 For Mac

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Download Python 3.7 3 For Mac

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