import FWCore.ParameterSet.Config as cms
from Configuration.Generator.Pythia8CommonSettings_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,
        pythia8PowhegEmissionVetoSettingsBlock,
        pythia8CUETP8M1DownVariationSettings = cms.vstring(
        		'Tune:pp 14',
        		'Tune:ee 7',
        		'MultipartonInteractions:pT0Ref=2.60468e+00',
        		'MultipartonInteractions:ecmPow=2.5208e-01',
        		'MultipartonInteractions:expPow=1.515108e+00',
        		'ColourReconnection:range=4.200868e+00',
        ),
        processParameters = cms.vstring(
            'POWHEG:nFinal = 2',   ## Number of final state particles
                                   ## (BEFORE THE DECAYS) in the LHE
                                   ## other than emitted extra parton
          ),
        parameterSets = cms.vstring('pythia8CommonSettings',
                                    'pythia8CUETP8M1DownVariationSettings',
                                    'pythia8PowhegEmissionVetoSettings',
                                    'processParameters'
                                    )
        )
                         )

ProductionFilterSequence = cms.Sequence(generator)

#https://github.com/cms-sw/genproductions/blob/f2613eac0b491709e22551ae13c66f1ff0acfe6d/bin/Powheg/production/V2/13TeV/Higgs/gg_H_quark-mass-effects_JHUGen_HWW2L2Nu_NNPDF30_13TeV/gg_H_quark-mass-effects_NNPDF30_13TeV_M125.input
#https://github.com/cms-sw/genproductions/blob/f2613eac0b491709e22551ae13c66f1ff0acfe6d/bin/Powheg/production/V2/13TeV/Higgs/gg_H_quark-mass-effects_JHUGen_HWW2L2Nu_NNPDF30_13TeV/JHUGen_gg_H_WW2L2Nu.input