For my own tastes, the easiest way to install Ansible on my Mac is via Homebrew...
brew install ansible
For some additional paths, and other OS guides, check out this post...
Hope this helps someone out there find the answer slightly quicker if searching. 😄
What is Ansible you ask?
Ansible is a suite of software tools that enables infrastructure as code. It is open-source and the suite includes software provisioning, configuration management, and application deployment functionality.