[Cython] Bug: _PyType_Lookup shortcut in Cython 0.20 breaks lookup of __exit__ in Python 2.6

[Stefan Behnel]

Wouter Bolsterlee, 02.02.2014 18:43:
>   https://gist.github.com/wbolster/8771899
> 
> Hopefully you'll be able to construct a test from this.

Thanks!

https://github.com/cython/cython/commit/e40d032f4a1e851c9bc897c36176483b6c92cce8

Stefan