Running through some of my tests with the `-3` flag in python2.7 I encountered some errors within py.test itself. This fixes those errors so we can use py.test in order to identify problems with Python 3.
Running through some of my tests with the `-3` flag in python2.7 I encountered some errors within py.test itself. This fixes those errors so we can use py.test in order to identify problems with Python 3.