#############################
 output for 'h5ls -w80 -d tempty.h5'
#############################
Dataset1.0               Dataset {4}
    Data:
        (0) (), (), (), ()
Dataset2.0               Dataset {4}
    Data:
        (0) 0, 0, 0, 0
Dataset3.0               Dataset {4}
    Data:
        (0) 0, 0, 0, 0
Dataset4.0               Dataset {4}
    Data:
        (0) [0,0,0,0], [0,0,0,0], [0,0,0,0], [0,0,0,0]
Dataset5.0               Dataset {4}
    Data:
        (0) {0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}