AthenaRootBase.py

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# Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 
# @file AthenaRootComps/python/AthenaRootBase.py
# @purpose make the Athena framework write a set of ROOT files
# @author Sebastien Binet <binet@cern.ch>
# 
 
 
def _loadBasicAthenaRoot():
     """Loads the basic services for AthenaRoot"""
 
     from AthenaCommon import CfgMgr
     
     import AthenaCommon.AtlasUnixStandardJob  # noqa: F401
 
     from AthenaCommon.Logging import logging
     from AthenaCommon.AppMgr  import ServiceMgr as svcMgr
 
     msg = logging.getLogger( 'loadBasicAthenaRoot' )
     msg.debug( "Loading basic services for AthenaRoot..." )
 
     svcMgr += CfgMgr.Athena__RootSvc("AthenaRootSvc")
     svcMgr += CfgMgr.Athena__RootCnvSvc("AthenaRootCnvSvc")
 
     if not hasattr (svcMgr, 'EventPersistencySvc'):
         svcMgr += CfgMgr.EvtPersistencySvc( "EventPersistencySvc" )
         svcMgr.EventPersistencySvc.CnvServices += [ "AthenaRootCnvSvc" ]
     if not hasattr (svcMgr, 'ProxyProviderSvc'):
         svcMgr += CfgMgr.ProxyProviderSvc()
            
     # Make sure AthenaPoolServices is loaded for custom streamer
     try:
          svcMgr += CfgMgr.AthenaRootStreamerSvc()
     except TypeError:
          msg.info("could not load AthenaRootStreamerSvc")
          pass
     
     if not hasattr (svcMgr, 'InputMetaDataStore'):
          svcMgr += CfgMgr.StoreGateSvc ("InputMetaDataStore")
          pass
     
     if not hasattr (svcMgr, 'MetaDataStore'):
          svcMgr += CfgMgr.StoreGateSvc ("MetaDataStore")
          pass
     
     msg.debug( "Loading basic services for AthenaRoot... [DONE]" )
     return
 
 
_loadBasicAthenaRoot()
 
 
del _loadBasicAthenaRoot