import FWCore.ParameterSet.Config as cms from Configuration.Generator.Pythia8CommonSettings_cfi import * from Configuration.Generator.Pythia8CUETP8M1Settings_DownVariation_cfi import * from Configuration.Generator.Pythia8PowhegEmissionVetoSettings_cfi import * generator = cms.EDFilter("Pythia8HadronizerFilter", maxEventsToPrint = cms.untracked.int32(1), pythiaPylistVerbosity = cms.untracked.int32(1), filterEfficiency = cms.untracked.double(1.0), pythiaHepMCVerbosity = cms.untracked.bool(False), comEnergy = cms.double(13000.), PythiaParameters = cms.PSet( pythia8CommonSettingsBlock, pythia8CUETP8M1DownVariationSettingsBlock, pythia8PowhegEmissionVetoSettingsBlock, processParameters = cms.vstring( 'POWHEG:nFinal = 3', ## Number of final state particles ## (BEFORE THE DECAYS) in the LHE ## other than emitted extra parton '25:m0 = 125.0', '25:onMode = off', '25:onIfMatch = 5 -5', ), parameterSets = cms.vstring('pythia8CommonSettings', 'pythia8CUETP8M1DownVariationSettings', 'pythia8PowhegEmissionVetoSettings', 'processParameters' ) ) ) ProductionFilterSequence = cms.Sequence(generator)