【Python 第44课】 查天气（2）

508490571

1. while qw==True:
   
2.     if cityname=='q' or cityname=='Q':
   
3.         print'退出'
   
4.         qw=False
   
5.     else:
   
6.         if citycode:
   
7.             url='http://www.weather.com.cn/data/cityinfo/%s.html' % citycode
   
8.             content=urllib2.urlopen(url).read()
   
9.             print content
   
10.         else:
    
11.             print'sorry'

复制代码

while语句哪里不对吗？死循环了
你想查哪个城市的天气？
北京
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}
{"weatherinfo":{"city":"北京","cityid":"101010100","temp1":"5℃","temp2":"19℃","weather":"多云转晴","img1":"n1.gif","img2":"d0.gif","ptime":"18:00"}}

508490571

crossin先生 发表于 2014-3-17 10:18
你的while本身确实是个死循环，在while没有修改退出条件的地方。可以修改的那条语句一直不会执行到。
除 ...

确实是  非常感谢