#!/usr/bin/python# -*- coding: utf-8 -*-import urllibdef main():    url = "http://jisao.washington.edu/data_sets/sahel/"    line_before = "        +0    1    2    3    4    5    6    7    8    9\n"    data = urllib.urlopen(url)    for line in data:        if line == line_before:            for ten_years in data:                ten_years = ten_years.strip()                if ten_years == "":                    break                elements = map(int, ten_years.split())                year_start, rain_data = elements[0], elements[1:]                for year, rain_data in enumerate(rain_data, year_start):                    print("{0} {1}").format(year, rain_data)if __name__ == '__main__':    main()