ay)                                                                                     In [000]: val                                                                                                         Out[000]:  array([[[00. , 00. , 00. ],         [ 0. ,  0. ,  0. ],         [00. , 00. , 00. ]],         [[00. , 00. , 00. ],         [ 0. ,  0. ,  0. ],         [00. , 00. , 00. ]],         [[00. , 00. , 00. ],         [ 0.