Check b-tagging method

[bryates]

We are currently applying the b-tagging SFs for both medium and loose for all channels. We should make sure this does not affect the 3l channels where we only use 1 type of b-jet.

topeft/analysis/topeft_run2/analysis_processor.py

Lines 426 to 428 in 80bfc08

	pMC = ak.prod(bJetEff[1] [isBtagJetsMedium], axis=-1) * ak.prod((bJetEff[0] [isBtagJetsLooseNotMedium] - bJetEff[1] [isBtagJetsLooseNotMedium]), axis=-1) * ak.prod((1-bJetEff[0] [isNotBtagJetsLoose]), axis=-1)
	pMC = ak.where(pMC==0,1,pMC) # removeing zeroes from denominator...
	pData = ak.prod(bJetEff_data[1] [isBtagJetsMedium], axis=-1) * ak.prod((bJetEff_data[0] [isBtagJetsLooseNotMedium] - bJetEff_data[1] [isBtagJetsLooseNotMedium]), axis=-1) * ak.prod((1-bJetEff_data[0] [isNotBtagJetsLoose]), axis=-1)