def birth_count_new_comps(self, BirthResults):
    Kextra = 0
    for MoveInfo in BirthResults:
      Kextra += len(MoveInfo['birthCompIDs'])
    return Kextra


  ######################################################### Merge moves!
  #########################################################
Returns total number of new components added by moves 
dataset/ETHPy150Open daeilkim/refinery/refinery/bnpy/bnpy-dev/bnpy/learnalg/MemoizedOnlineVBLearnAlg.py/MemoizedOnlineVBLearnAlg.birth_count_new_comps