conditionals and sets

You can also run logic inside of variable definitions to make your life easy. Let's consider this contents of the cookiecutter.json file;

{
  "project": "project",
  "author": "author",
  "project_slug": "{{cookiecutter.project.lower().replace(' ', '_')}}",
  "license": ["MIT", "BSD"]
}

The contents of the readme.md file;

# readme of {{cookiecutter.project}}

This package was made by {{cookiecutter.author}}.

{%- if cookiecutter.license == "MIT" -%}

This is an MIT license.

{%- elif cookiecutter.license == "BSD" -%}

This is a BSD license.

{% endif %}