SyrusAkbary/flask-beaker — pull request #1 by jaysonsantos (2013-05-03 19:20:21+00:00)
Title: Fixed open_session

As in docs
This method has to be implemented and must either return `None`
in case the loading failed because of a configuration error or an
instance of a session object which implements a dictionary like
interface + the methods and attributes on :class:`SessionMixin`.