install python 3 with homebrew code example
Example 1: mac os install python 3
brew install python3
Example 2: update link python is python 3
$ python --version
Python 2.7.6
$ python3 --version
Python 3.4.3
$ alias python=python3
$ python --version
Python 3.4.3
Example 3: which python mac
$ brew update && brew upgrade python
Example 4: command to install python3.6 on mac os
$ brew switch python 3.6.5_1