code: def reject(self):
          
          self.stochastic.revert()
  
          # Increment rejected count
          self.rejected[self.current_kernel] += 1
  
          if self.verbose > 1:
              print_(
                  self._id,
                  "rejected, reverting to value =",
                  self.stochastic.value)
docs: Sets current s value to the last accepted value