Developing collaboratively

In Chapter 8, Software Development, you used git to keep track of the changes you made to your Python project. At its heart, membership in a programming team involves multiple people sharing their changes through git and ensuring that they are incorporating everybody else’s changes when doing their own work.

There are many ways for people to work together using git. The developers of the Linux kernel each maintain their own repository and share potential changes over email, which they each choose whether to incorporate or not. Large companies, including Facebook and Google, use trunk-based development, in which all changes must be made on the main branch, usually called the master.

A common workflow popularized by support in the GitHub user interface is the pull request.

In the pull request workflow, you maintain your repository as fork in GitHub of the canonical version from which software releases are made, often referred to as upstream...