nipy/nipy — pull request #236 by matthew-brett (2012-11-25 10:13:15+00:00)
Title: BF + TEST: refactor fmri model inputs, add tests

FMRI model input checking is failing on python 3 because, in python 3,
strings have __iter__ attributes, and were therefore not being put into
a single element list as intended.

Some whitespace and docstring edits.