Is there in numpy a function that does: np.concatenate([a_[np.newaxis] for a_ in a])
? ie: add a dimension in front and stack along this dimension, just like np.array(a) would do, but more efficient. This is something that do all the time. Am I the only one? Cheers, Gaƫl _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion