[Cython] bug report on cython-mode.el: freezes when using which-function-mode

[Jason Madden]

> On Apr 24, 2016, at 03:15, Nathaniel Smith <njs at vorpus.org> wrote:
> 
> I don't know whether the same thing happens with released versions of
> emacs.

I see the same behaviour with the 24.5 release of emacs (stock python.el + elpy). Turning off which-function-mode seems to solve it (thanks for the tip, BTW).