Add missing image for input_image test case
Need list not iterable
unicode function not in Python 3
Use io.open instead which returns unicode strings in the first place
Fix extensions.mako for Python 3 compatibility
-1 no longer allowed for __import__
Remove the level parameter altogether. This doesn't change the behavior for existing 2.x installs since -1 is the default.
Default tags == ["data"] instead of ["a","d","t"]
Python3: Another call to "file" instead of "open"
Merge pull request #4 from sherbang/master

More python3 fixes