TopSkimming/python/TtDecayChannelFilter_cfi.py

0001 import FWCore.ParameterSet.Config as cms
0002
0003 ttDecayChannelFilter = cms.EDFilter("TtDecayChannelFilter",
0004     ## input source for decay channel selection
0005     src = cms.InputTag("genParticles"),
0006     ## invert the selection choice
0007     invert = cms.bool(False),
0008
0009     ## allow given lepton in corresponding decay
0010     ## branch for a given decay-channel selection;
0011     ## all leptons to 'False' corresponds to the
0012     ## fully-hadronic decay channel
0013     allowedTopDecays = cms.PSet(
0014       decayBranchA = cms.PSet(
0015         electron = cms.bool(False),
0016         muon     = cms.bool(False),
0017         tau      = cms.bool(False)
0018       ),
0019       decayBranchB= cms.PSet(
0020         electron = cms.bool(False),
0021         muon     = cms.bool(False),
0022         tau      = cms.bool(False)
0023       )
0024     ),
0025
0026     ## add a restriction to the decay channel of taus
0027     ## by redefining the following ParameterSet in
0028     ## your cfg file; the following restrictions are
0029     ## available:
0030     restrictTauDecays = cms.PSet(
0031     #  electron   = cms.bool(True),
0032     #  muon       = cms.bool(True),
0033     #  oneProng   = cms.bool(True),
0034     #  threeProng = cms.bool(True)
0035     )
0036 )
0037
0038