Added note on how to finish the substring match.
Added note on how to finish the substring match.

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