import os pol = str(os.environ['POLARITY']) from Configurables import LHCbApp LHCbApp().DDDBtag = "dddb-20170721-3" LHCbApp().CondDBtag = "sim-20170721-2-vc-"+pol+"100" from Configurables import Moore Moore().outputFile = "HLT1output.digi" from GaudiConf import IOHelper data = ["L0output.digi"] IOHelper('ROOT').inputFiles(data)