This extension provides a function download_link(filename,content,link_text), which creates an HTML link tag with the given link tag. When the student clicks on the link, a file with the given filename and content is downloaded.

## download_link(filename,content,link_text)

Creates an HTML link tag which downloads a file with the given filename and text content. If you don't give link_text, the link reads "Download filename".

## csv(data,headers)

Format a set of data as a CSV file.

• If data is a list of lists, The second argument headers is an optional list of strings to use as column headers.
• If data is a list of dictionaries, the output contains a column for each distinct key in those dictionaries.
• If data is a dictionary, it's assumed to map headers to columns of data.