...
ddsim --compactFile ../SiD/compact/SiD_o3_v02/SiD_o3_v02.xml --inputFiles mcparticles.slcio -N 10 --outputFile simple_lcio.slcio
or
ddsim --compactFile lcgeo/SiD/compact/SiD_o2_v03/SiD_o2_v03.xml --runType batch --enableGun --gun.distribution uniform --gun.particle e- --gun.energy 15*GeV --gun.thetaMax="1*mrad" --gun.thetaMin="40*mrad" --numberOfEvents 50 --outputFile myElectrons.slcio
Check the output
anajob simple_lcio.slcio
...