@implementer(IDroneModelApp)
def AdaptAppVersionToApp(av):
    return App(av.app.name)
Harness to test if the FrameSet.index call works properly.
dataset/ETHPy150Open OrbitzWorldwide/droned/droned/lib/droned/models/app.py/AdaptAppVersionToApp--crossover with--dataset/ETHPy150Open sqlboy/fileseq/test/run.py/TestFrameSet._check_index