Implement HH truth reweighing tools
Implement the truth reweighing tools from
https://gitlab.cern.ch/atlas-physics/HDBS/DiHiggs/combination/klambdareweighttool
for creating various lambda samples from the basis samples.
Implement the truth reweighing tools from
https://gitlab.cern.ch/atlas-physics/HDBS/DiHiggs/combination/klambdareweighttool
for creating various lambda samples from the basis samples.