def __envelope(x, hop):
    return util.frame(x, hop_length=hop, frame_length=hop).max(axis=0)
Create FileStore and HashFileStore namespaces.
dataset/ETHPy150Open bmcfee/librosa/librosa/display.py/__envelope--crossover with--dataset/ETHPy150Open google/grr/grr/lib/aff4_objects/filestore.py/FileStoreInit.Run