You already have Xcode or Xcode Command Line Tools installed.Ģ. If you see a path output like in the image above, please skip to the "Install Homebrew" section of the tutorial. You can check if Command Line Tools or Xcode is installed by typing the command below in your terminal. You can do this by clicking on the Spotlight magnifying glass at the top right of the screen, type terminal and then click on the Terminal icon. One advantage of this is that when you install Command Line Tools, it installs Git which you need as Homebrew is essentially all Git and Ruby scripts underneath.ġ. Command Line Tools gives Mac users many commonly used tools, utilities, and compilers. In this tutorial, you will install Command Line Tools as they are a more reasonable size. In order to install Homebrew, you need to install either the Xcode Command Line Tools (about 100 MB) or the full Xcode package (about 10 GB). You will find that you can utilize Homebrew for data science as it makes it a lot easier to install additional technologies on Mac such as Apache Spark and the software Graphviz. Homebrew is a package manager designed for Mac that is useful to install. If you are an R user, you may have used the RStudio Package Manager to install, update, or remove packages. If you are a Python user, you may have used the package manager pip or the package manager functionality of conda to install, update, or remove packages.
A package manager is a tool which automates the process of installing, updating, and removing packages. Packages are collections of files that are bundled together that can be installed and removed as a group. The creators of Homebrew say that it is the “ missing package manager for macOS”.
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