---
layout: lesson_homepage
---
This lesson shows how to use the
[Software Carpentry]({{ site.swc_site }}) and
[Data Carpentry]({{ site.dc_site }}) lesson template.
For guidelines on how to help improve our lessons and this template,
please see [the contribution guidelines][contributing].

> ## Prerequisites
>
> Use the `.prereq` style to specify prerequisites.
{: .prereq}

[contributing]: {{ site.repo }}/blob/gh-pages/CONTRIBUTING.md