00001 import FWCore.ParameterSet.Config as cms 00002 00003 import copy 00004 from TrackingTools.GsfTracking.FwdAnalyticalPropagator_cfi import * 00005 # 00006 # "backward" propagator for electrons 00007 # 00008 bwdAnalyticalPropagator = copy.deepcopy(fwdAnalyticalPropagator) 00009 bwdAnalyticalPropagator.ComponentName = 'bwdAnalyticalPropagator' 00010 bwdAnalyticalPropagator.PropagationDirection = 'oppositeToMomentum' 00011