Easy steps to install rst-lint package on Mac
Package Information:
Application Name – rst-lint
What is rst-lint – Not Available for rst-lint
Use of rst-lint – ReStructuredText linter
URL – https://github.com/twolfson/restructuredtext-lint
Installation Steps:
- Open Terminal using Spotlight search by pressing  
<command+space>. Type terminal and hitEnterkey. - Now, run following command to install homebrew (brew)
 - Install rst-lint using brew
brew install rst-lint
 

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

rst-lint is ready to use now!