scram list -a CMSSWmake the directory and setup the environment:
scram project CMSSW_X_X...
cmsrel CMSSW_10_x_x cd CMSSW_10_x_x/src cmsenvgit clone the tracking analysis code from the github. switch to the correct branch and compiling by
scram b -j4
process.reconstruction_step = cms.Path(process.reconstruction*process.tpClusterProducer*process.quickTrackAssociatorByHits*process.myAnalyzer)and the myAnalyzer here refer to https://github.com/hajohajo/MVATracking/blob/master/NtupleMaker/test/runTuple_InitialStep.py#L130