text: import FWCore.ParameterSet.Config as cms
  
  XMLIdealGeometryESSource = cms.ESSource("XMLIdealGeometryESSource",
      geomXMLFiles = cms.vstring(
          'Geometry/CMSCommonData/data/materials.xml',
          'Geometry/CMSCommonData/data/rotations.xml',
          'Geometry/CMSCommonData/data/extend/cmsextent.xml',
          'Geometry/CMSCommonData/data/cms/2019/v1/cms.xml',
          'Geometry/CMSCommonData/data/eta3/etaMax.xml',
          'Geometry/CMSCommonData/data/cmsMother.xml',
          'Geometry/CMSCommonData/data/caloBase/2026/v1/caloBase.xml',
          'Geometry/CMSCommonData/data/cmsCalo.xml',
          'Geometry/HGCalCommonData/data/hgcalMaterial/v1/hgcalMaterial.xml',
          'Geometry/HGCalCommonData/data/hgcalHEmix/v9/hgcal.xml',
          'Geometry/HGCalCommonData/data/hgcalHEmix/v9/hgcalHEmix.xml',
          'Geometry/HGCalCommonData/data/hgcalwafer/v9/hgcalwafer.xml',
          'Geometry/HGCalCommonData/data/hgcalcell/v9/hgcalcell.xml',
          'Geometry/CMSCommonData/data/FieldParameters.xml',
      ),
      rootNodeName = cms.string('cms:OCMS')
  )
  