# TAG
EventSelector.Query="MissingET>20000&&NLooseElectron>=2"
EventSelector.CollectionType="ExplicitROOT"

DetDescrVersion="ATLAS-CSC-01-01-00"

readAOD = True

doWriteAOD = True

# read the TAG as input to the job
readColl = True

# define also the selection criteria
CollInputQuery="MissingET>20000 && NLooseMuon>1"

#Create a new RDO, ESD and AOD that contain only selected events
PoolAODOutput = "myselectedfiles.recon.AOD.TagSel.root"

# main reconstruction job jobOptions
include ("RecExCommon/RecExCommon_topOptions.py")
...

j = Job()
j.name='myjob'
j.application=Athena()
j.application.prepare(athena_compile=False)
j.application.option_file='$HOME/some_directory/some_joboption.py'
j.inputdata=DQ2Dataset()
j.inputdata.dataset='some_input.merge.AOD'
j.inputdata.tagdataset='some_input.merge.TAG'
j.inputdata.type='TAG'
j.outputdata=DQ2OutputDataset()
j.outputdata.outputdata=['AnalysisSkeleton.aan.root']
j.backend=LCG()
j.submit()

def execute(self):
 nele=0
 goodele = []
 ec = PyParticleTools.getElectrons("ElectronAODCollection")
 for i in range(ec.size()) :
  if ec[i].author(1) :
   if ec[i].isem(0xff)==0:
     if ec[i].pt()>10000 and abs(ec[i].eta())<2.5:
      nele+=1
      goodele += [i]

#Keep events with egamma Loose electrons
#Events Skimming
if nele>1:
  self.setFilterPassed(True)
else:
   self.setFilterPassed(False)

• Set ALLOWTOPICRENAME = TWikiAdminGroup
• Set ALLOWTOPICCHANGE = PatrickJussel, TWikiAdminGroup

-- PatrickJussel - 19 Nov 2007