3 from AthenaConfiguration.ComponentAccumulator 
import ComponentAccumulator
 
    4 from AthenaConfiguration.ComponentFactory 
import CompFactory
 
    9     if "TrackExtensionTool" not in kwargs:
 
   10         from InDetConfig.TRT_TrackExtensionToolConfig 
import TRT_TrackExtensionToolCfg
 
   11         kwargs.setdefault(
"TrackExtensionTool", acc.popToolsAndMerge(
 
   14     acc.addEventAlgo(CompFactory.InDet.TRT_TrackExtensionAlg(
 
   15         name + flags.Tracking.ActiveConfig.extension, **kwargs))
 
   21     if "TrackExtensionTool" not in kwargs:
 
   22         from InDetConfig.TRT_TrackExtensionToolConfig 
import TRT_TrackExtensionToolPhaseCfg
 
   23         kwargs.setdefault(
"TrackExtensionTool", acc.popToolsAndMerge(
 
   26     acc.addEventAlgo(CompFactory.InDet.TRT_TrackExtensionAlg(name, **kwargs))
 
   32     if "TrackExtensionTool" not in kwargs:
 
   33         from InDetConfig.TRT_TrackExtensionToolConfig 
import Trig_TRT_TrackExtensionToolCfg
 
   34         kwargs.setdefault(
"TrackExtensionTool", acc.popToolsAndMerge(
 
   37     kwargs[
"InputTracksLocation"] = inputTracks
 
   38     kwargs.setdefault(
"ExtendedTracksLocation", 
"ExtendedTrackMap")
 
   40     acc.addEventAlgo(CompFactory.InDet.TRT_TrackExtensionAlg(f
"{name}_{flags.Tracking.ActiveConfig.input_name}", **kwargs))