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查询Tags标签: sortlevel,共有 2条记录-
05-Pandas层级索引
1.层级索引 import numpy as np import pandas as pds1 = pd.Series(np.random.randn(12),index = [[a,a,a,b,b,b,c,c,c,d,d,d],[0,1,2,0,1,2,0,1,2,0,1,2]]) s1a 0 1.7665381 0.3451602 -1.049204 b 0 -0.2125961 0.2204032 -1.001067 c 0 -0.471350…
2021/10/31 23:39:43 人评论 次浏览 -
05-Pandas层级索引
1.层级索引 import numpy as np import pandas as pds1 = pd.Series(np.random.randn(12),index = [[a,a,a,b,b,b,c,c,c,d,d,d],[0,1,2,0,1,2,0,1,2,0,1,2]]) s1a 0 1.7665381 0.3451602 -1.049204 b 0 -0.2125961 0.2204032 -1.001067 c 0 -0.471350…
2021/10/31 23:39:43 人评论 次浏览