message: the function will be passed to the task
diff: @@ -462,7 +462,7 @@ void SetFunction(TF1* weightfit){fWeightFit=weightfit;}
  TH2D *fHistodPhiSdEtaSElectronBachelorR125RSMix;//!<! dPhiS vs dEtaS R125 RS Mix
  TH2D *fHistodPhiSdEtaSElectronBachelorR125WSMix;//!<! dPhiS vs dEtaS R125 WS Mix
  - TF1 * fWeightFit; //!<! implement the fit function of weight
  + TF1 * fWeightFit; // implement the fit function of weight (pass to the task)
  //Mixing
  