#pythia fragment
import FWCore.ParameterSet.Config as cms
from Configuration.Generator.Pythia8CommonSettings_cfi import *
from Configuration.Generator.MCTunes2017.PythiaCP5Settings_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,
		parameterSets = cms.vstring('pythia8CommonSettings',
									'pythia8CP5Settings',
									'pythia8PSweightsSettings',
									)
		)
)
selection = cms.EDFilter("ComphepSingletopFilterPy8",
    pTSep = cms.double(27), # 99999999 - tq, 0 -tqb
    )
ProductionFilterSequence = cms.Sequence(generator * selection)