RecExRecoTest: CA script best practices.

RecExRecoTest: CA script best practices.

Call fillFromArgs() on config flags so standard command-line arguments work.
Add shebangs to CA script to identify them as such.

Reconstruction/RecExample/RecExRecoTest/python/CaloReco_RAW_data22_13p6TeV.py

@@ -3,11 +3,10 @@
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     from RecExRecoTest.RecExReco_setupData22 import RecExReco_setupData22
     RecExReco_setupData22(flags)
+    flags.fillFromArgs()
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg

Reconstruction/RecExample/RecExRecoTest/python/CaloTopoClusterReco_ESDMC21.py

+#!/usr/bin/env athena.py --CA
 # Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     flags.Input.Files = ["/cvmfs/atlas-nightlies.cern.ch/repo/data/data-art/RecExRecoTest/mc21_13p6TeV/ESDFiles/mc21_13p6TeV.421450.PhPy8EG_A14_ttbar_hdamp258p75_SingleLep_fct.recon.ESD.e8445_e8447_s3822_r13565/ESD.28877240._000046.pool.root.1"]
+    flags.fillFromArgs()
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg

Reconstruction/RecExample/RecExRecoTest/python/EGammaReco_RAW_data22_13p6TeV.py

@@ -3,8 +3,6 @@
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     from RecExRecoTest.RecExReco_setupData22 import RecExReco_setupData22
     RecExReco_setupData22(flags)

Reconstruction/RecExample/RecExRecoTest/python/Jets_AODMC21.py

+#!/usr/bin/env athena.py --CA
 # Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     flags.Input.Files = ["/cvmfs/atlas-nightlies.cern.ch/repo/data/data-art/RecExRecoTest/mc21_13p6TeV/AODFiles/mc21_13p6TeV.421450.PhPy8EG_A14_ttbar_hdamp258p75_SingleLep_fct.merge.AOD.e8445_e8447_s3822_r13565_r13491/AOD.28775909._000037.pool.root.1"]
     # We have to set the production step, which PFFlow muon linking uses for autoconfiguration.
     from AthenaConfiguration.Enums import ProductionStep
     flags.Common.ProductionStep=ProductionStep.Derivation
+    flags.fillFromArgs()
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg

Reconstruction/RecExample/RecExRecoTest/python/METReco_ESDMC21.py

+#!/usr/bin/env athena.py --CA
 # Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     flags.Input.Files = ["/cvmfs/atlas-nightlies.cern.ch/repo/data/data-art/RecExRecoTest/mc21_13p6TeV/ESDFiles/mc21_13p6TeV.421450.PhPy8EG_A14_ttbar_hdamp258p75_SingleLep_fct.recon.ESD.e8445_e8447_s3822_r13565/ESD.28877240._000046.pool.root.1"]
     # Use latest MC21 tag to pick up latest muon folders apparently needed
@@ -12,6 +11,7 @@ if __name__=="__main__":
     # We have to set the production step, which PFFlow muon linking uses for autoconfiguration.
     from AthenaConfiguration.Enums import ProductionStep
     flags.Common.ProductionStep=ProductionStep.Derivation
+    flags.fillFromArgs()
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg

Reconstruction/RecExample/RecExRecoTest/python/MuonReco_RAW_data22_13p6TeV.py

+#!/usr/bin/env athena.py --CA
 # Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
     
     from RecExRecoTest.RecExReco_setupData22 import RecExReco_setupData22
     RecExReco_setupData22(flags)
+    flags.fillFromArgs()
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg

Reconstruction/RecExample/RecExRecoTest/python/TauReco_RAW_data22_13p6TeV.py

+#!/usr/bin/env athena.py --CA
 # Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     from RecExRecoTest.RecExReco_setupData22 import RecExReco_setupData22
     RecExReco_setupData22(flags)
@@ -20,6 +19,7 @@ if __name__=="__main__":
     flags.Reco.PostProcessing.GeantTruthThinning = False
     flags.Reco.PostProcessing.TRTAloneThinning = False
 
+    flags.fillFromArgs()
     flags.lock()
 
     from RecJobTransforms.RecoSteering import RecoSteering

Reconstruction/RecExample/RecExRecoTest/python/TrackingReco_ESDMC21.py

+#!/usr/bin/env athena.py --CA
 # Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     flags.Input.Files = ["/cvmfs/atlas-nightlies.cern.ch/repo/data/data-art/RecExRecoTest/mc21_13p6TeV/ESDFiles/mc21_13p6TeV.421450.PhPy8EG_A14_ttbar_hdamp258p75_SingleLep_fct.recon.ESD.e8445_e8447_s3822_r13565/ESD.28877240._000046.pool.root.1"]
     # Use latest MC21 tag to pick up latest muon folders apparently needed
@@ -21,6 +20,7 @@ if __name__=="__main__":
         flags.Tracking.doCaloSeededAmbi=False
         flags.Detector.EnableCalo=False
 
+    flags.fillFromArgs()
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg

Reconstruction/RecExample/RecExRecoTest/python/TrackingReco_RAW_data22_13p6TeV.py

+#!/usr/bin/env athena.py --CA
 # Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 
 if __name__=="__main__":
     from AthenaConfiguration.AllConfigFlags import initConfigFlags
     flags = initConfigFlags()
-    # Required for MT using --threads argument
-    flags.fillFromArgs(parser=flags.getArgumentParser())
 
     from RecExRecoTest.RecExReco_setupData22 import RecExReco_setupData22
     RecExReco_setupData22(flags)
+    flags.fillFromArgs()
     flags.lock()
 
     from AthenaConfiguration.MainServicesConfig import MainServicesCfg