Joe Wong wrote: > Hello, > > Suppose I have a python array as follow: > > s=[ [1,3,5], > [2,4,6], > [9,8,7]] > > what is the quickest way to extract the second colum from all rows? That > is: [3,4,8] in this example.
Use Numeric. http://numeric.scipy.org from Numeric import * s = array([[1,3,5], [2,4,6], [9,8,7]]) print s[:,1] -- Robert Kern [EMAIL PROTECTED] "In the fields of hell where the grass grows high Are the graves of dreams allowed to die." -- Richard Harter
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