The Wikipedia Python SDK by Martin Majlis is an easy to use Python wrapper for Wikipedia's API. It supports extracting texts, sections, links, categories, translations, etc from Wikipedia. Documentation provides code snippets for the most common use cases.
Developers looking for trends in Twitter search are finding it more difficult now that the micro-blogging site has decreased the search history to four days. Previously going back weeks and months, the backlog has steadily decreased, now too short for some types of applications. At the same time, the newer streams have become the go-to API for former search use cases.