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import FWCore.ParameterSet.Config as cms
from SimGeneral.HepPDTESSource.pythiapdt_cfi import *
decaysFromZs = cms.EDProducer(
"GenParticlePruner",
src = cms.InputTag("genParticles"),
select = cms.vstring(
"drop * ", # this is the default
"keep+ pdgId = {Z0}",
"drop pdgId = {Z0}"
)
)
sortGenParticlesSequence = cms.Sequence(
decaysFromZs
)
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