import FWCore.ParameterSet.Config as cms
from Configuration.Generator.Pythia8CommonSettings_cfi import *
from Configuration.Generator.Pythia8CUEP8M1Settings_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,
        pythia8CUEP8M1SettingsBlock,
        parameterSets = cms.vstring('pythia8CommonSettings',
                                    'pythia8CUEP8M1Settings'
                                    )
        )
                         )

ProductionFilterSequence = cms.Sequence(generator)

#https://github.com/cms-sw/cmssw/blob/CMSSW_7_4_X/Configuration/Generator/python/Hadronizer_TuneCUETP8M1_13TeV_generic_LHE_pythia8_cff.py