On Jul 31, 2015, at 1:19 PM, Molly Peeples <molly@stsci.edu> wrote:

And __file__ does confirm that it is installed as part of the virtual env ('/usr/stsci/ssb/python/lib/python2.7/site-packages/Cython-0.21.1-py2.7-macosx-10.6-x86_64.egg/cython.py’)

Suspiciously, however, if you look at that path, the .egg that it’s part of says “Cython-0.21.1”. 

Not sure how the two version numbers are getting mixed up.