How to Install Python3 on Mac OS X
In this post we’ll provide instructions on how to install Python3 on Mac OS X with brew.
Install Python3 on Mac OS X Using brew
Assuming you already have
brew installed on your Mac, first run:
1 brew doctor
1 brew install python3
If you encounter an error message related to
Frameworks such as:
1 2 3 4 Error: An unexpected error occurred during the `brew link` step The formula built, but is not symlinked into /usr/local Permission denied @ dir_s_mkdir - /usr/local/Frameworks Error: Permission denied @ dir_s_mkdir - /usr/local/Frameworks
then you need to run the following commands to resolve the error:
1 2 3 sudo chown -R $(whoami) $(brew --prefix)/* note the $(brew --prefix)/* sudo install -d -o $(whoami) -g admin /usr/local/Frameworks
This should then install Python3 and resolve any conflicts.
To test Python3 is installed correctly, run the following command:
1 python3 -V
Output, depending on your version of Python
1 Python 3.7.6
Install Python3 on Mac OS With Installer
Another way to install Python3 on Mac OS X is to use the installer.
- Follow this link and download the latest python3 OS X package
- Run the package and follow the steps to install python3 on your computer.
- Once the installation is done, on your Terminal, run
which should print out the version of the python you just installed.