3 from AthenaConfiguration.ComponentAccumulator 
import ComponentAccumulator
 
    4 from AthenaConfiguration.ComponentFactory 
import CompFactory
 
    5 from LArCellRec.LArCollisionTimeConfig 
import LArCollisionTimeCfg
 
   12   from AthenaConfiguration.Enums 
import BeamType
 
   13   if flags.Beam.Type 
is BeamType.Collisions:
 
   14     from MuonCombinedConfig.MuonCombinedRecToolsConfig 
import MuonSegmentSelectionToolCfg
 
   15     result.addEventAlgo(CompFactory.BeamBackgroundFiller(SegmentSelector = result.popToolsAndMerge(
MuonSegmentSelectionToolCfg(flags))))
 
   16   result.addEventAlgo(CompFactory.BcmCollisionTimeAlg())
 
   18   result.addEventAlgo(CompFactory.BackgroundWordFiller(IsMC=flags.Input.isMC))