ndarray.flatten(order='C') Return a copy of the array collapsed into one dimension.

numpy.rot90(m, k=1)

numpy.concatenate((a1, a2, ...), axis=0) Join a sequence of arrays along an existing axis.

numpy.hsplit(ary, indices_or_sections)

numpy.dstack(tup)

numpy.asfortranarray(a, dtype=None)

numpy.asanyarray(a, dtype=None, order=None)

ndarray.flat A 1-D iterator over the array. This is a

numpy.vstack(tup)

numpy.squeeze(a, axis=None)