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numpy.insert
>>> import numpy as np>>> a = np.zeros((2, 2))>>> aarray([[ 0., 0.], [ 0., 0.]])# In the following line 1 is the index before which to insert, 0 is the axis.>>> np.insert(a, 1, np.array((1, 1)), 0) array([[ 0., 0.], [ 1., 1.], [ 0., 0.]])>>> np.insert(a, 1, np.array((1, 1)), 1)array([[ 0., 1., 0.], [ 0., 1., 0.]])
