Re: [Numpy-discussion] 2D array to 3D

2008-04-26 Thread Robert Kern
2008/4/25 tournesol <[EMAIL PROTECTED]>: > Hi All. > > Is there a easy way to insert 1D(j) array into another 2D array(B:jxk) > and conver B to B:ixjxk ? > > ex:) > > >>> from numpy import * > >>> a=arange(4) > >>> a > array([0, 1, 2, 3]) > >>> b=arange(9) > >>> b.shape=3,3 > >>> b > arr

[Numpy-discussion] 2D array to 3D

2008-04-25 Thread tournesol
Hi All. Is there a easy way to insert 1D(j) array into another 2D array(B:jxk) and conver B to B:ixjxk ? ex:) >>> from numpy import * >>> a=arange(4) >>> a array([0, 1, 2, 3]) >>> b=arange(9) >>> b.shape=3,3 >>> b array([[0, 1, 2], [3, 4, 5], [6, 7, 8]]) I just wanna insert A into B B:1x3x3, [