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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_reduced_bases(lattice, method='delaunay', tolerance=1e-5):
 """Search kinds of shortest basis vectors Parameters lattice : ndarray or list of list Basis vectors by row vectors, [a, b, c]^T shape=(3, 3) method : str delaunay: Delaunay reduction niggli: Niggli reduction tolerance : float Tolerance to find shortest basis vecotrs Returns -------- Reduced basis as row vectors, [a_red, b_red, c_red]^T dtype='double' shape=(3, 3) order='C' """


    if method == 'niggli':
        return spg.niggli_reduce(lattice, eps=tolerance)
    else:
        return spg.delaunay_reduce(lattice, eps=tolerance)