import FWCore.ParameterSet.Config as cms

externalLHEProducer = cms.EDProducer("ExternalLHEProducer",
    args = cms.vstring('/cvmfs/cms.cern.ch/phys_generator/gridpacks/slc6_amd64_gcc630/13TeV/Powheg/V2/HZJ_HanythingJ_NNPDF31_13TeV_M120/v3/HZJ_HanythingJ_NNPDF31_13TeV_M120.tgz'),
    nEvents = cms.untracked.uint32(1000),
    numberOfParameters = cms.uint32(1),
    outputFile = cms.string('cmsgrid_final.lhe'),
    scriptName = cms.FileInPath('GeneratorInterface/LHEInterface/data/run_generic_tarball_cvmfs.sh')
)

from Configuration.Generator.Pythia8CommonSettings_cfi import *
from Configuration.Generator.MCTunes2017.PythiaCP5Settings_cfi import *
from Configuration.Generator.Pythia8PowhegEmissionVetoSettings_cfi import *
from Configuration.Generator.PSweightsPythia.PythiaPSweightsSettings_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,
            pythia8CP5SettingsBlock,
            pythia8PSweightsSettingsBlock,
            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 = 120.0',
                '25:onMode = off',
                '25:onIfMatch = 23 22'
                ),
        parameterSets = cms.vstring('pythia8CommonSettings',
                'pythia8CP5Settings',
                'pythia8PowhegEmissionVetoSettings',
                'pythia8PSweightsSettings',
                'processParameters'
        )
    )
)

ProductionFilterSequence = cms.Sequence(generator)