2 from Configuration.Eras.Modifier_trackingLowPU_cff
import trackingLowPU
3 trackingLowPU.toModify(globalTrackingRegionWithVertices, RegionPSet = dict(VertexCollection =
"pixelVertices"))
4 from Configuration.Eras.Modifier_pp_on_XeXe_2017_cff
import pp_on_XeXe_2017
5 from Configuration.ProcessModifiers.pp_on_AA_cff
import pp_on_AA
7 (pp_on_XeXe_2017 | pp_on_AA).toModify(globalTrackingRegionWithVertices, RegionPSet = dict(
8 VertexCollection =
"firstStepPrimaryVertices",
9 beamSpot =
"offlineBeamSpot",
14 useFakeVertices =
False,
16 useFoundVertices =
True,
17 useMultipleScattering =
False