Python: Sort list with parallel list

Question

I have a list that is filled with HTML elements. I also have a list filled with date/times, which is parallel to the HTML list.

How can I sort the HTML list based on the

Answer 1

Zip the two lists up into tuples, sort, then take the HTML back out of the tuple:

zipped = zip(timestamps, htmls)
zipped.sort()
sorted_htmls = [html for (timestamp, html) in zipped]