The KISSmetrics Python SDK by KISSmetrics officially interacts with the API to access analytics data. It provides setup and example calls that present parameters and returns. Documentation is available at http://py-kissmetrics.readthedocs.org/en/v1.0.0/
Last month, GraphEffect announced an API that allows multiple parties/companies to collaborate on projects using their own marketing/collaboration tools. Now, GraphEffect has launched another platform, Shift.com, that empowers applications to communicate with each other.