pythonforfacebook/facebook-sdk — pull request #66 by rdsoze (2013-01-28 13:30:27+00:00)
Title: response_type and display added to auth_url

Added response_type so that an access token can be retrieved for client side authentication instead of the default code.
Added display in case the user the dialog is a popup or touch instead of default page.
http://developers.facebook.com/docs/reference/dialogs/oauth/