Mac Tutorials - Herong's Tutorial Examples - v3.08, by Herong Yang
Install New Version of Python on macOS
This section provides a tutorial on how to install newer version of Python on macOS.
If the pre-installed version of Python is too old, you can download and install a newer version as shown below:
1. Go to Python download Website at https://www.python.org/downloads/.
2. Click "Download Python 3.8.0" button. And save the download file.
3. Double-click on the download file "python-3.8.0-macosx10.9.pkg" and follow installation instructions to finish the installation.
4. Go to the Launchpad. You see 2 new applications: Python IDLE and Python Launcher.
There are a number of ways to use the newer version of Python:
Note that the newer version of Python did not replace the older version. So you have two versions of Python on your macOS located at different directories.
Python 2.7 Version - This is the older version pre-installed in the macOS system. You can access Python 2.7 with the "python" command:
herong$ python --version Python 2.7.10 herong$ which python /usr/bin/python
Python 3.8 Version - This is the newer version installed by you. You can access Python 3.8 with the "python3" command:
herong$ python3 --version Python 3.8.0 herong$ which python3 /Library/Frameworks/Python.framework/Versions/3.8/bin/python3 herong$ ls -l /usr/local/bin/python3 ... /usr/local/bin/python3 -> \ ../../../Library/Frameworks/Python.framework/Versions/3.8/bin/python3
Table of Contents
Macintosh OS (Operating System) History
System and Application Processes
Keychain Access - Password Manager
Keychain Access - Certificate Manager
►Install New Version of Python on macOS
pip3 - Package Installer for Python 3
Install MySQL Database Server on macOS
PHP mysqli_connect() Error on "localhost"
Install SQuirreL SQL Client on macOS
Connect SQuirreL to MySQL on macOS
Install SQuirreL SQL Scripts Plugins