text: import FWCore.ParameterSet.Config as cms
  
  process = cms.Process("testParticle")
  process.load("FWCore.MessageService.MessageLogger_cfi")
  process.load("SimGeneral.HepPDTESSource.pythiapdt_cfi")
  
  process.maxEvents = cms.untracked.PSet(
      input = cms.untracked.int32(1)
  )
  process.source = cms.Source("PoolSource",
      fileNames = cms.untracked.vstring('/store/relval/2008/5/20/RelVal-RelValTTbar-1211209682-FakeConditions-2nd/0000/08765709-5826-DD11-9CE8-000423D94700.root')
  )
  
  process.printTree1 = cms.EDAnalyzer("ParticleListDrawer",
      src = cms.InputTag("genParticles"),
      maxEventsToPrint  = cms.untracked.int32(1)
  )
  
  process.printTree2 = cms.EDAnalyzer("ParticleTreeDrawer",
      src = cms.InputTag("genParticles"),
      printP4 = cms.untracked.bool(False),
      printPtEtaPhi = cms.untracked.bool(False),
      printVertex = cms.untracked.bool(False),
      printStatus = cms.untracked.bool(False),
      printIndex  = cms.untracked.bool(False)
  )
  
  process.printEventNumber = cms.OutputModule("AsciiOutputModule")
  
  process.p = cms.Path(process.printTree1*process.printTree2)
  process.outpath = cms.EndPath(process.printEventNumber)
  
  
  