Author here. Thanks for posting! HN might be interested in the related repos we open-sourced today:

- Data-processing scripts and HTML/JS/CSS for the maps and charts: https://github.com/BuzzFeedNews/2014-06-bikeshare-gender-map...

- Python parsers for the various bikeshare services' published data: https://github.com/BuzzFeedNews/bikeshares

- General guide to getting data from these services: https://github.com/BuzzFeedNews/bikeshare-data-sources