Bryan Fodness wrote:
> I tried posting this to numpy, but my posts never show up.
odd -- it works fine for me -- are you subscribed?
anyway:
>>> import numpy as np
>>> a = np.arange(100).reshape((10,10))
>>> b = np.ones((5,7)) * 30
>>> a
array([[ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
[10, 11, 12, 13, 14, 15, 16, 17, 18, 19],
[20, 21, 22, 23, 24, 25, 26, 27, 28, 29],
[30, 31, 32, 33, 34, 35, 36, 37, 38, 39],
[40, 41, 42, 43, 44, 45, 46, 47, 48, 49],
[50, 51, 52, 53, 54, 55, 56, 57, 58, 59],
[60, 61, 62, 63, 64, 65, 66, 67, 68, 69],
[70, 71, 72, 73, 74, 75, 76, 77, 78, 79],
[80, 81, 82, 83, 84, 85, 86, 87, 88, 89],
[90, 91, 92, 93, 94, 95, 96, 97, 98, 99]])
>>> b
array([[ 30., 30., 30., 30., 30., 30., 30.],
[ 30., 30., 30., 30., 30., 30., 30.],
[ 30., 30., 30., 30., 30., 30., 30.],
[ 30., 30., 30., 30., 30., 30., 30.],
[ 30., 30., 30., 30., 30., 30., 30.]])
>>> a[3:8, 2:9] += b
>>> a
array([[ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
[ 10, 11, 12, 13, 14, 15, 16, 17, 18, 19],
[ 20, 21, 22, 23, 24, 25, 26, 27, 28, 29],
[ 30, 31, 62, 63, 64, 65, 66, 67, 68, 39],
[ 40, 41, 72, 73, 74, 75, 76, 77, 78, 49],
[ 50, 51, 82, 83, 84, 85, 86, 87, 88, 59],
[ 60, 61, 92, 93, 94, 95, 96, 97, 98, 69],
[ 70, 71, 102, 103, 104, 105, 106, 107, 108, 79],
[ 80, 81, 82, 83, 84, 85, 86, 87, 88, 89],
[ 90, 91, 92, 93, 94, 95, 96, 97, 98, 99]])
>>>
--
Christopher Barker, Ph.D.
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