davidhalter/jedi-vim — pull request #273 by talha81 (2014-05-14 06:06:52+00:00)
Title: Find __doc__ window if opened in current tab

The Show Documentation command ('K') opens a new split every time even if a window with buffer doc is opened already.
This behaviour has been fixed to find the doc window if present in the current tab and use that to show documentation.