MVAUtils/bin/convertXMLToGBRForestROOT.cc

0001 #include "CommonTools/MVAUtils/interface/GBRForestTools.h"
0002
0003 #include "TFile.h"
0004 #include "TTree.h"
0005
0006 #include <filesystem>
0007 #include <iostream>
0008
0009 int main(int argc, char **argv) {
0010   if (argc != 3) {
0011     std::cout << "Please pass a (gzipped) BDT weight file and a name for the output ROOT file." << std::endl;
0012     return 1;
0013   }
0014
0015   char *inputFileName = argv[1];
0016   char *outputFileName = argv[2];
0017
0018   if (!std::filesystem::exists(inputFileName)) {
0019     std::cout << "Input file " << inputFileName << " does not exists." << std::endl;
0020     return 1;
0021   }
0022
0023   if (std::filesystem::exists(outputFileName)) {
0024     std::cout << "Output file " << outputFileName << " already exists." << std::endl;
0025     return 1;
0026   }
0027
0028   std::vector<std::string> variableNames;
0029   auto gbrForest = createGBRForest(inputFileName, variableNames);
0030   std::cout << "Read GBRForest " << inputFileName << " successfully." << std::endl;
0031
0032   {
0033     TFile f{outputFileName, "RECREATE"};
0034     f.WriteObject(gbrForest.get(), "gbrForest");
0035     f.WriteObject(&variableNames, "variableNames");
0036   }
0037   std::cout << "GBRForest written to " << outputFileName << " successfully." << std::endl;
0038
0039   return 0;
0040 }