DataOnDemand.py

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#!/usr/bin/env gaudirun.py
 
from Gaudi.Configuration import *
from Configurables import MyDataAlgorithm, DataCreator
 
from Configurables import GaudiExamplesCommonConf
GaudiExamplesCommonConf()
 
mdigi = DataCreator('MuonDigits', Data='Rec/Muon/Digits')
mfoo = DataCreator('MuonFoos', Data='Rec/Muon/Foos')
mold = DataCreator('MuonOld', Data='Rec/Muon/Old')
dondem = DataOnDemandSvc(
    UsePreceedingPath=True,
    NodeMap={
        'Rec': 'DataObject',
        'Rec/Muon': 'DataObject',
        'Rec/Foo': 'DataObject',
    },
    AlgMap={
        mdigi.Data: mdigi,
        mfoo.Data: mfoo
    },
    # obsolete property:
    Algorithms=["DATA='%s' TYPE='%s'" % (mold.Data, mold.getFullName())],
    # obsolete property:
    Nodes=["DATA='Rec/Obsolete' TYPE='DataObject'"],
    Dump=False)
 
ApplicationMgr(
    TopAlg=[MyDataAlgorithm()], ExtSvc=[dondem], EvtMax=10, EvtSel='NONE')
 
EventDataSvc().EnableFaultHandler = True