sbm.load_fiducial_cl# sbm.load_fiducial_cl(r, lmax=None)[source]# This function loads the fiducial CMB power spectrum used in the map base simulation of litebird_sim. Parameters: r (float) – The tensor-to-scalar ratio of the CMB. lmax – ell max Returns: tensor cl_cmb (np.ndarray, 2d-array)