tweepy/tweepy — pull request #187 by jschauma (2012-07-06 18:47:25+00:00)
Title: Trivially add support for retweeted_by_user

This API call: https://dev.twitter.com/docs/api/1/get/statuses/retweeted_by_user has the advantage that one does not need to be authenticated to retrieve retweets of a given user. Support for this was added trivially by adding the necessary function.