On Tue, Sep 21, 2010 at 2:55 AM, Peter Schmidtke <[email protected]> wrote: > Dear all, > > I'd like to know if there is a pythonic / numpy way of retrieving unique > lines of a 2d numpy array. > > In a way I have this : > > [[409 152] > [409 152] > [409 152] > [409 152] > [409 152] > [409 152] > [409 152] > [409 152] > [409 152] > [409 152] > [409 152] > [426 193] > [431 129]] > > And I'd like to get this : > > [[409 152] > [426 193] > [431 129]] > > > How can I do this without workarounds like string concatenation or such > things? Numpy.unique flattens the whole array so it's not really of use > here.
One possibility see thread at http://mail.scipy.org/pipermail/numpy-discussion/2009-August/044664.html Josef > > Cheers. > > -- Peter Schmidtke > > PhD Student > Dept. Physical Chemistry > Faculty of Pharmacy > University of Barcelona > > _______________________________________________ > NumPy-Discussion mailing list > [email protected] > http://mail.scipy.org/mailman/listinfo/numpy-discussion > _______________________________________________ NumPy-Discussion mailing list [email protected] http://mail.scipy.org/mailman/listinfo/numpy-discussion
