Mastering GUI Programming with Python

The LICENSE file

When you share code, it's important to spell out exactly what others can or cannot do with that code. In most countries, a person who creates a piece of work such as a program is automatically the copyright holder of that work; that means you exercise control over the copying of your work. If you want others to contribute to or use what you've created, you need to grant them a license to do so.

The license that governs your project is usually provided in a plain-text file in the project root called LICENSE. In our example code, we've included such a file that contains a copy of the MIT license. The MIT license is a permissive open source license which basically allows anyone to do anything with the code as long as they retain ...