MagFieldReader.py

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# Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
#
# Testing job options for magnetic field changes. Can be used e.g. in the
# "magFieldToggle" test instead of the full menu. Only runs one algorithm
# that prints the field status.
 
from AthenaCommon.Constants import DEBUG
from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
from AthenaConfiguration.ComponentFactory import CompFactory
from MagFieldServices.MagFieldServicesConfig import AtlasFieldCacheCondAlgCfg
 
 
def run(flags):
   """Setup magnetic field and reader algorithm"""
 
   # Default flags are good enough:
   flags.lock()
 
   cfg = ComponentAccumulator()
   cfg.merge( AtlasFieldCacheCondAlgCfg(flags) )
   cfg.addEventAlgo( CompFactory.getComp("MagField::CondReader")("MagFieldCondReader") )
 
   cfg.foreach_component("*AtlasField.*CondAlg").OutputLevel = DEBUG
 
   return cfg