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>>> b='{"id":"9d63b5c2fdb0865f6cfc6bc9a57ea10f","imageid":"48370126a7b306ad915fcbbf73041389","group_title":"\u7f8e\u5973\u6a21\u7279\u827e\u5b50\u5e0c\u82b1\u4e1b\u552f\u7f8e\u5199\u771f\u6e05\u7eaf\u52a8\u4eba","group_pageurl":"http:\/\/www.umei.cc\/meinvtupian\/meinvxiezhen\/27705.htm","group_time":"2018-05-02 13:21:31","group_desc":"","tag":"\u840c\u5973","grpseq":1,"website_name":"www.umei.cc","website_dspname":"www.umei.cc","cover_imgurl":"http:\/\/i1.umei.cc\/uploads\/tu\/201701\/798\/hnqz4tavams.jpg","cover_thumbkey":"t01f2c27a2053e101f0.jpg","cover_height":752,"cover_width":500,"cover_size":176,"cover_type":1,"total_count":9,"index":2,"qhimg_url":"http:\/\/p0.so.qhimgs1.com\/t01f2c27a2053e101f0.jpg","qhimg_thumb_url":"http:\/\/p0.so.qhimgs1.com\/sdr\/238__\/t01f2c27a2053e101f0.jpg","qhimg_width":238,"qhimg_height":358,"dsptime":"","downurl":"http:\/\/dl.image.so.com\/d?'
>>> a='_url.*http:.*\.jpg"'
>>> import re
>>> re.search (a,b)
<re.Match object; span=(555, 698), match='_url":"http:\\/\\/p0.so.qhimgs1.com\\/t01f2c27a20>
请教一下,是我的正则式表达的有问题吗,怎么没有返回到最后找到.jpg |
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