code: def ipop_range(self, start=0, stop=-1, callback=None, withscores=True):
          '''pop a range from the :class:`OrderedMixin`'''
          backend = self.backend
          res = backend.structure(self).ipop_range(start, stop,
                                                   withscores=withscores)
          if not callback:
              callback = self.load_data if withscores else self.load_values
          return backend.execute(res, callbackf ipop_range(self, start=0, stop=-1, callback=None, withscores=True):
          '''pop a range from the :class:`OrderedMixin`'''
          backend = self.backend
          res = backend.structure(self).ipop_range(start, stop,
                                                   withscores=withscores)
          if not callback:
              callback = self.load_data if withscores else self.load_values
          return backend.execute(res, callback)
docs: pop a range from the :class:`OrderedMixin`