code: def _clearQuantities(self):
          
          generators = [g for g in self.case.generators if not g.is_load]
          vLoads = [g for g in self.case.generators if g.is_load]
  
          for g in generators:
              self._clearQuantity(self.offers, g)
  
          for vl in vLoads:
              self._clearQuantity(self.bids, vl)
docs: Computes the cleared quantities for each offer/bid according
          to the dispatched output from the OPF solution.