In [1]:
import yt
ds = yt.load('IsolatedGalaxy/galaxy0030/galaxy0030')
In [2]:
ad = ds.all_data()
for grid, mask in ad.blocks:
    print mask.shape, mask.dtype, grid
(32, 32, 32) bool EnzoGrid_0001
(6, 6, 6) bool EnzoGrid_0075
(44, 24, 8) bool EnzoGrid_0076
(4, 6, 6) bool EnzoGrid_0082
(4, 6, 6) bool EnzoGrid_0110
(6, 6, 6) bool EnzoGrid_0073
(16, 16, 16) bool EnzoGrid_0009
(28, 28, 28) bool EnzoGrid_0010
(42, 40, 46) bool EnzoGrid_0011
(50, 52, 52) bool EnzoGrid_0012
(10, 46, 52) bool EnzoGrid_0013
(48, 44, 6) bool EnzoGrid_0014
(42, 36, 44) bool EnzoGrid_0015
(12, 10, 24) bool EnzoGrid_0016
(6, 10, 14) bool EnzoGrid_0017
(6, 6, 6) bool EnzoGrid_0018
(8, 4, 8) bool EnzoGrid_0019
(24, 36, 26) bool EnzoGrid_0020
(30, 36, 12) bool EnzoGrid_0021
(20, 46, 48) bool EnzoGrid_0022
(40, 42, 24) bool EnzoGrid_0023
(20, 16, 22) bool EnzoGrid_0024
(4, 8, 2) bool EnzoGrid_0025
(6, 18, 10) bool EnzoGrid_0026
(18, 10, 8) bool EnzoGrid_0027
(38, 34, 26) bool EnzoGrid_0028
(16, 16, 16) bool EnzoGrid_0008
(28, 30, 28) bool EnzoGrid_0029
(42, 44, 42) bool EnzoGrid_0030
(48, 50, 50) bool EnzoGrid_0031
(56, 26, 52) bool EnzoGrid_0032
(6, 4, 6) bool EnzoGrid_0033
(2, 6, 4) bool EnzoGrid_0034
(18, 32, 26) bool EnzoGrid_0035
(6, 6, 6) bool EnzoGrid_0036
(8, 4, 12) bool EnzoGrid_0037
(4, 18, 20) bool EnzoGrid_0038
(14, 16, 20) bool EnzoGrid_0039
(6, 4, 8) bool EnzoGrid_0040
(18, 10, 16) bool EnzoGrid_0041
(12, 10, 6) bool EnzoGrid_0042
(4, 2, 10) bool EnzoGrid_0043
(44, 48, 50) bool EnzoGrid_0044
(40, 36, 42) bool EnzoGrid_0045
(6, 6, 6) bool EnzoGrid_0046
(10, 18, 4) bool EnzoGrid_0047
(34, 4, 26) bool EnzoGrid_0048
(34, 6, 26) bool EnzoGrid_0049
(18, 18, 6) bool EnzoGrid_0050
(16, 30, 26) bool EnzoGrid_0051
(14, 14, 8) bool EnzoGrid_0052
(12, 10, 6) bool EnzoGrid_0053
(12, 8, 2) bool EnzoGrid_0054
(2, 6, 8) bool EnzoGrid_0055
(16, 16, 16) bool EnzoGrid_0007
(28, 28, 28) bool EnzoGrid_0056
(44, 42, 42) bool EnzoGrid_0057
(52, 48, 50) bool EnzoGrid_0058
(6, 6, 6) bool EnzoGrid_0059
(32, 50, 54) bool EnzoGrid_0060
(6, 6, 4) bool EnzoGrid_0061
(14, 28, 16) bool EnzoGrid_0062
(22, 10, 34) bool EnzoGrid_0063
(2, 6, 8) bool EnzoGrid_0064
(2, 6, 4) bool EnzoGrid_0065
(10, 10, 16) bool EnzoGrid_0066
(6, 4, 2) bool EnzoGrid_0067
(6, 6, 16) bool EnzoGrid_0068
(6, 6, 6) bool EnzoGrid_0069
(6, 10, 14) bool EnzoGrid_0070
(50, 42, 46) bool EnzoGrid_0071
(8, 6, 6) bool EnzoGrid_0072
(42, 42, 36) bool EnzoGrid_0074
(44, 24, 30) bool EnzoGrid_0077
(16, 16, 16) bool EnzoGrid_0006
(28, 28, 28) bool EnzoGrid_0078
(42, 42, 44) bool EnzoGrid_0079
(6, 6, 6) bool EnzoGrid_0080
(48, 48, 50) bool EnzoGrid_0081
(52, 48, 52) bool EnzoGrid_0083
(48, 46, 48) bool EnzoGrid_0084
(6, 6, 6) bool EnzoGrid_0085
(40, 36, 40) bool EnzoGrid_0086
(6, 6, 6) bool EnzoGrid_0087
(30, 18, 8) bool EnzoGrid_0088
(42, 6, 26) bool EnzoGrid_0089
(2, 2, 6) bool EnzoGrid_0090
(20, 26, 26) bool EnzoGrid_0091
(16, 18, 8) bool EnzoGrid_0092
(6, 20, 16) bool EnzoGrid_0093
(16, 16, 16) bool EnzoGrid_0005
(28, 28, 28) bool EnzoGrid_0094
(46, 50, 42) bool EnzoGrid_0095
(48, 52, 50) bool EnzoGrid_0096
(52, 48, 48) bool EnzoGrid_0097
(42, 46, 48) bool EnzoGrid_0098
(38, 42, 36) bool EnzoGrid_0099
(14, 30, 26) bool EnzoGrid_0100
(24, 18, 16) bool EnzoGrid_0101
(2, 2, 6) bool EnzoGrid_0102
(6, 12, 10) bool EnzoGrid_0103
(4, 12, 4) bool EnzoGrid_0104
(8, 8, 4) bool EnzoGrid_0105
(18, 16, 16) bool EnzoGrid_0004
(30, 28, 28) bool EnzoGrid_0106
(42, 40, 44) bool EnzoGrid_0107
(50, 54, 48) bool EnzoGrid_0108
(50, 50, 50) bool EnzoGrid_0109
(52, 46, 48) bool EnzoGrid_0111
(6, 6, 6) bool EnzoGrid_0112
(6, 10, 10) bool EnzoGrid_0113
(38, 40, 38) bool EnzoGrid_0114
(6, 6, 6) bool EnzoGrid_0115
(14, 18, 6) bool EnzoGrid_0116
(24, 30, 24) bool EnzoGrid_0117
(8, 10, 4) bool EnzoGrid_0118
(4, 18, 12) bool EnzoGrid_0119
(16, 18, 16) bool EnzoGrid_0003
(28, 30, 28) bool EnzoGrid_0120
(42, 46, 44) bool EnzoGrid_0121
(24, 52, 48) bool EnzoGrid_0122
(8, 10, 28) bool EnzoGrid_0123
(4, 14, 10) bool EnzoGrid_0124
(32, 32, 32) bool EnzoGrid_0125
(10, 4, 10) bool EnzoGrid_0126
(12, 6, 10) bool EnzoGrid_0127
(6, 6, 2) bool EnzoGrid_0128
(14, 40, 30) bool EnzoGrid_0129
(48, 52, 26) bool EnzoGrid_0130
(4, 2, 6) bool EnzoGrid_0131
(28, 26, 18) bool EnzoGrid_0132
(6, 4, 6) bool EnzoGrid_0133
(8, 8, 6) bool EnzoGrid_0134
(46, 52, 46) bool EnzoGrid_0135
(20, 40, 38) bool EnzoGrid_0136
(6, 6, 6) bool EnzoGrid_0137
(6, 14, 26) bool EnzoGrid_0138
(8, 8, 4) bool EnzoGrid_0139
(28, 20, 22) bool EnzoGrid_0140
(6, 6, 8) bool EnzoGrid_0141
(4, 6, 6) bool EnzoGrid_0142
(26, 36, 24) bool EnzoGrid_0143
(14, 10, 8) bool EnzoGrid_0144
(16, 18, 16) bool EnzoGrid_0002
(30, 28, 28) bool EnzoGrid_0145
(44, 42, 44) bool EnzoGrid_0146
(44, 48, 48) bool EnzoGrid_0147
(6, 6, 6) bool EnzoGrid_0148
(16, 8, 10) bool EnzoGrid_0149
(14, 52, 48) bool EnzoGrid_0150
(36, 8, 48) bool EnzoGrid_0151
(38, 40, 22) bool EnzoGrid_0152
(24, 8, 24) bool EnzoGrid_0153
(2, 6, 6) bool EnzoGrid_0154
(14, 6, 14) bool EnzoGrid_0155
(14, 20, 8) bool EnzoGrid_0156
(10, 6, 8) bool EnzoGrid_0157
(6, 2, 4) bool EnzoGrid_0158
(16, 12, 6) bool EnzoGrid_0159
(26, 18, 6) bool EnzoGrid_0160
(8, 14, 10) bool EnzoGrid_0161
(10, 18, 12) bool EnzoGrid_0162
(18, 16, 28) bool EnzoGrid_0163
(28, 50, 46) bool EnzoGrid_0164
(6, 6, 6) bool EnzoGrid_0165
(6, 6, 6) bool EnzoGrid_0166
(6, 6, 6) bool EnzoGrid_0167
(40, 34, 38) bool EnzoGrid_0168
(6, 6, 4) bool EnzoGrid_0169
(8, 4, 12) bool EnzoGrid_0170
(28, 20, 24) bool EnzoGrid_0171
(8, 16, 20) bool EnzoGrid_0172
(8, 12, 12) bool EnzoGrid_0173