AddMEBTChopperPlatesAperturesToSNS_Lattice# orbit.py_linac.lattice_modifications.AddMEBTChopperPlatesAperturesToSNS_Lattice(accLattice, aprtNodes)[source]# Function will add two Aperture nodes at the entrance and exit of MEBT chopper plates. It returns the list of Aperture nodes.