Answers for "make python 3 default in mac"

set python3 as default mac

# it is said not to do but I used it anyway, because of the conveniency
$ echo "alias python=/usr/local/bin/python3.7" >> ~/.zshrc

use python as python3 zsh

# Go into your .zshrc file. Is there a line that reads:
alias python='python3'

mac catallina python3

$ brew install pyenv