removed unnecessary raw string
removed unnecessary raw string

noisebridge/PythonClass,PyClass/PyClassLessons,PyClass/PyClassLessons,razzius/PyClassLessons,razzius/PyClassLessons,noisebridge/PythonClass,razzius/PyClassLessons,noisebridge/PythonClass,razzius/PyClassLessons,noisebridge/PythonClass,PyClass/PyClassLessons