def prev(self):
if self.limit and self.limit == self.num_tweets:<EOL><INDENT>raise StopIteration<EOL><DEDENT>self.index -= <NUM_LIT:1><EOL>if self.index < <NUM_LIT:0>:<EOL><INDENT>raise StopIteration<EOL><DEDENT>data = self.results[self.index]<EOL>self.max_id = self.model_results[self.index].max_id<EOL>self.num_tweets += <NUM_LIT:1><EOL>return data<EOL>
Fetch a set of items with IDs greater than current set.