alviproject/alvi — pull request #6 by dahpgjgamgan (2014-01-04 10:10:29+00:00)
Title: changing FileNotFoundError to IOError, for python 3.2 compatibility

as in http://docs.python.org/3/library/exceptions.html FileNotFoundError is python 3.3+, IOError is kept as backwards compatible alias for OSError, more robust fix (checking the sys.version_info and using appropriate exception names would be better but requires more work)