
Size: a a a
df = exec(str(eval("pd.read_csv('.\\" + first_city + "\\" + first_city + "_" + str(year) + "_1.csv' index = "Unnamed: 0")")))
>>> m = ([ 1, 2, 3, 4, 5, 6, 7, 8, 9],
... [11, 12, 13, 14, 15, 16, 17, 18, 19],
... [21, 22, 23, 24, 25, 26, 27, 28, 29],
... [31, 32, 33, 34, 35, 36, 37, 38, 39],
... [41, 42, 43, 44, 45, 46, 47, 48, 49],
... [51, 52, 53, 54, 55, 56, 57, 58, 59],
... [61, 62, 63, 64, 65, 66, 67, 68, 69],
... [71, 72, 73, 74, 75, 76, 77, 78, 79],
... [81, 82, 83, 84, 85, 86, 87, 88, 89])
>>>
>>> map3 = lambda x:list(zip(*[iter(x)]*3))
>>> list(zip(*map(map3, zip(*map(map3, m)))))
[(((1, 2, 3), (11, 12, 13), (21, 22, 23)),
((4, 5, 6), (14, 15, 16), (24, 25, 26)),
((7, 8, 9), (17, 18, 19), (27, 28, 29))),
(((31, 32, 33), (41, 42, 43), (51, 52, 53)),
((34, 35, 36), (44, 45, 46), (54, 55, 56)),
((37, 38, 39), (47, 48, 49), (57, 58, 59))),
(((61, 62, 63), (71, 72, 73), (81, 82, 83)),
((64, 65, 66), (74, 75, 76), (84, 85, 86)),
((67, 68, 69), (77, 78, 79), (87, 88, 89)))]
>>>
FFFFFFFF
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FFFFFFFF
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