def check_output_default(self, want, got, optionflags):
        return doctest.OutputChecker.check_output(self, want, got, optionflags)
This selects the proper gui open function. This can
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/test/testcases.py/OutputChecker.check_output_default--crossover with--dataset/ETHPy150Open tomerfiliba/plumbum/plumbum/path/utils.py/gui_open