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Modifications for Pythia 8.315 #48422

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Merged
cmsbuild merged 1 commit into from
Oct 3, 2025
Merged

Modifications for Pythia 8.315 #48422

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2 changes: 1 addition & 1 deletion Configuration/Generator/python/Pythia8CommonSettings_cfi.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,6 @@
'SLHA:minMassSM = 1000.',
'ParticleDecays:limitTau0 = on',
'ParticleDecays:tau0Max = 10',
'ParticleDecays:allowPhotonRadiation = on',
'HadronLevel:QED = on',
)
)
2 changes: 1 addition & 1 deletion Configuration/Generator/python/UpsMM_8TeV_TuneCUETP8M1_cfi.py
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Expand Up @@ -15,7 +15,7 @@
pythia8CUEP8M1SettingsBlock,
processParameters = cms.vstring(
'Bottomonium:all = on', # Quarkonia, MSEL=62
'ParticleDecays:allowPhotonRadiation = on', # Turn on QED FSR
'HadronLevel:QED = on', # Turn on QED FSR
'StringFlav:mesonBvector = 3.000', # relative production vector/pseudoscalar for charm mesons - needs work
'StringFlav:mesonBL1S1J0 = 0.072', # relative scalar production (L=1,S=1,J=0)/pseudoscalar for charm mesons
'StringFlav:mesonBL1S0J1 = 3.000', # relative pseudovector production (L=1,S=0,J=1)/pseudoscalar for charm mesons
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2 changes: 1 addition & 1 deletion Configuration/Generator/python/bJpsiX_8TeV_TuneCUETP8M1_cfi.py
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Expand Up @@ -13,7 +13,7 @@
pythia8CUEP8M1SettingsBlock,
processParameters = cms.vstring(
' Bottomonium:all = on', # Quarkonia, MSEL=61
'ParticleDecays:allowPhotonRadiation = on', # Turn on QED FSR
'HadronLevel:QED = on', # Turn on QED FSR
' ParticleDecays:mixB = off',
'443:onMode = off', # Turn off J/psi decays
'443:onIfMatch = 13 -13' # just let J/psi -> mu+ mu-
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2 changes: 1 addition & 1 deletion GeneratorInterface/EvtGenInterface/plugins/test/Py8_lambadb_evtgen1_Lb2plnuLCSR_cfg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -96,7 +96,7 @@
'SLHA:minMassSM = 1000.',
'ParticleDecays:limitTau0 = on',
'ParticleDecays:tau0Max = 10',
'ParticleDecays:allowPhotonRadiation = on')
'HadronLevel:QED = on')
),
comEnergy = cms.double(13000.0),
maxEventsToPrint = cms.untracked.int32(0),
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2 changes: 1 addition & 1 deletion GeneratorInterface/EvtGenInterface/test/Py8_bplus_evtgen1_cfg.py
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Expand Up @@ -122,7 +122,7 @@
'SLHA:minMassSM = 1000.',
'ParticleDecays:limitTau0 = on',
'ParticleDecays:tau0Max = 10',
'ParticleDecays:allowPhotonRadiation = on')
'HadronLevel:QED = on')
),
comEnergy = cms.double(13000.0),
maxEventsToPrint = cms.untracked.int32(0),
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2 changes: 1 addition & 1 deletion GeneratorInterface/EvtGenInterface/test/external_Py8_bplus_evtgen1_cfg.py
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Expand Up @@ -122,7 +122,7 @@
'SLHA:minMassSM = 1000.',
'ParticleDecays:limitTau0 = on',
'ParticleDecays:tau0Max = 10',
'ParticleDecays:allowPhotonRadiation = on')
'HadronLevel:QED = on')
),
comEnergy = cms.double(13000.0),
maxEventsToPrint = cms.untracked.int32(0),
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8 changes: 4 additions & 4 deletions GeneratorInterface/PhotosInterface/test/DY_7TeV_pythia8_rivet.py
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Original file line number Diff line number Diff line change
Expand Up @@ -62,7 +62,7 @@
parameterSets = cms.vstring("Photospp")
)
process.generator.PythiaParameters.processParameters += cms.vstring(
'ParticleDecays:allowPhotonRadiation = off',
'HadronLevel:QED = off',
'TimeShower:QEDshowerByL = off',
)

Expand All @@ -82,7 +82,7 @@
parameterSets = cms.vstring("Photospp")
)
process.generator.PythiaParameters.processParameters += cms.vstring(
'ParticleDecays:allowPhotonRadiation = off',
'HadronLevel:QED = off',
'TimeShower:QEDshowerByL = off'
)

Expand All @@ -103,7 +103,7 @@
parameterSets = cms.vstring("Photospp")
)
process.generator.PythiaParameters.processParameters += cms.vstring(
'ParticleDecays:allowPhotonRadiation = off',
'HadronLevel:QED = off',
'TimeShower:QEDshowerByL = off'
)

Expand All @@ -124,7 +124,7 @@
parameterSets = cms.vstring("Photospp")
)
process.generator.PythiaParameters.processParameters += cms.vstring(
'ParticleDecays:allowPhotonRadiation = off',
'HadronLevel:QED = off',
'TimeShower:QEDshowerByL = off'
)

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2 changes: 1 addition & 1 deletion GeneratorInterface/Pythia8Interface/test/FXFXewk_test.py
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Expand Up @@ -146,7 +146,7 @@
'SLHA:minMassSM = 1000.',
'ParticleDecays:limitTau0 = on',
'ParticleDecays:tau0Max = 10',
'ParticleDecays:allowPhotonRadiation = on'
'HadronLevel:QED = on'
),
pythia8PSweightsSettings = cms.vstring(
'UncertaintyBands:doVariations = on',
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2 changes: 1 addition & 1 deletion GeneratorInterface/Pythia8Interface/test/ZToTauTau_photos_13TeV_rivet_cfg.py
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Expand Up @@ -45,7 +45,7 @@
'PhaseSpace:mHatMin = 50.',
'23:onMode = off',
'23:onIfAny = 15',
'ParticleDecays:allowPhotonRadiation = on',
'HadronLevel:QED = on',
'TimeShower:QEDshowerByL = off',
),
parameterSets = cms.vstring('pythia8CommonSettings',
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1 change: 1 addition & 0 deletions ...e/Pythia8Interface/test/test_Pythia8ConcurrentGeneratorFilter_WZ_TuneCP5_13TeV-pythia8.sh
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Expand Up @@ -7,5 +7,6 @@ export PYTHONPATH="${PWD}${PYTHONPATH:+:$PYTHONPATH}"
cmsDriver.py GIP8/BTV-RunIISummer20UL17GEN-00002-fragment.py --python_filename test_BTV-RunIISummer20UL17GEN-00002_1_cfg.py --eventcontent RAWSIM --customise Configuration/DataProcessing/Utils.addMonitoring --datatier GEN --fileout file:test_BTV-RunIISummer20UL17GEN-00002.root --conditions auto:run2_mc --beamspot Realistic25ns13TeVEarly2017Collision --customise_commands process.source.numberEventsInLuminosityBlock="cms.untracked.uint32(10)" --step GEN --geometry DB:Extended --era Run2_2017 --no_exec --mc -n 50 --nThreads 4 --nConcurrentLumis 0

sed -i "s/Pythia8GeneratorFilter/Pythia8ConcurrentGeneratorFilter/g" test_BTV-RunIISummer20UL17GEN-00002_1_cfg.py
sed -i "s/ParticleDecays:allowPhotonRadiation/HadronLevel:QED/g" test_BTV-RunIISummer20UL17GEN-00002_1_cfg.py

cmsRun test_BTV-RunIISummer20UL17GEN-00002_1_cfg.py