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ui='<video class="video-small" id="videosmall" autoplay="" crossorigin="anonymous" loop="" src="https://vd2.bdstatic.com/mda-nckd33p1p6dd8igv/cae_h264_delogo/1647854913822034441/mda-nckd33p1p6dd8igv.mp4?v_from_s=hkapp-haokan-hnb&auth_key=1647921548-0-0-5d05585767419032e4a3f644fa853af1&bcevod_channel=searchbox_feed&pd=1&vt=1&cd=0&watermark=0&did=&logid=1748363977&vid=911389646208710823&pt=0&appver=&model=&cr=0&abtest=peav_l52&sle=1&sl=320&split=298735" style="width: 238px; height: 134px;"></video><video class="art-video" preload="metadata" crossorigin="anonymous" autoplay="" src="https://vd4.bdstatic.com/mda-nckhek3dbwp00478/sc/cae_h264_delogo/1647866695166866916/mda-nckhek3dbwp00478.mp4?v_from_s=hkapp-haokan-hnb&auth_key=1647921548-0-0-75ad69749dc9894b70fefe2ae6f61558&bcevod_channel=searchbox_feed&cd=0&pd=1&pt=3&logid=1747979696&vid=9340172854313612982&abtest=100815_1-101130_2-17451_2&klogid=1747979696"></video><video class="video-small" id="videosmall" autoplay="" crossorigin="anonymous" loop="" src="https://vd2.bdstatic.com/mda-nbkg882mxu2ddzaa/cae_h264_nowatermark_delogo/1645443119480177002/mda-nbkg882mxu2ddzaa.mp4?v_from_s=hkapp-haokan-hnb&auth_key=1647921548-0-0-22a9ee13589689c684cc3b734b4fd39d&bcevod_channel=searchbox_feed&pd=1&vt=1&cd=0&watermark=0&did=&logid=1748363977&vid=8319953855371380823&pt=0&appver=&model=&cr=0&abtest=peav_l52&sle=1&sl=527&split=469076" style="width: 238px; height: 134px;"></video>'
t=re.findall('^[src=].*split=\d*$',ui)
print(t)
我想把src开头,然后用split=一串数字结尾的链接提取出来。但结果返回空集
- import re
- ui='<video class="video-small" id="videosmall" autoplay="" crossorigin="anonymous" loop="" src="https://vd2.bdstatic.com/mda-nckd33p1p6dd8igv/cae_h264_delogo/1647854913822034441/mda-nckd33p1p6dd8igv.mp4?v_from_s=hkapp-haokan-hnb&auth_key=1647921548-0-0-5d05585767419032e4a3f644fa853af1&bcevod_channel=searchbox_feed&pd=1&vt=1&cd=0&watermark=0&did=&logid=1748363977&vid=911389646208710823&pt=0&appver=&model=&cr=0&abtest=peav_l52&sle=1&sl=320&split=298735" style="width: 238px; height: 134px;"></video><video class="art-video" preload="metadata" crossorigin="anonymous" autoplay="" src="https://vd4.bdstatic.com/mda-nckhek3dbwp00478/sc/cae_h264_delogo/1647866695166866916/mda-nckhek3dbwp00478.mp4?v_from_s=hkapp-haokan-hnb&auth_key=1647921548-0-0-75ad69749dc9894b70fefe2ae6f61558&bcevod_channel=searchbox_feed&cd=0&pd=1&pt=3&logid=1747979696&vid=9340172854313612982&abtest=100815_1-101130_2-17451_2&klogid=1747979696"></video><video class="video-small" id="videosmall" autoplay="" crossorigin="anonymous" loop="" src="https://vd2.bdstatic.com/mda-nbkg882mxu2ddzaa/cae_h264_nowatermark_delogo/1645443119480177002/mda-nbkg882mxu2ddzaa.mp4?v_from_s=hkapp-haokan-hnb&auth_key=1647921548-0-0-22a9ee13589689c684cc3b734b4fd39d&bcevod_channel=searchbox_feed&pd=1&vt=1&cd=0&watermark=0&did=&logid=1748363977&vid=8319953855371380823&pt=0&appver=&model=&cr=0&abtest=peav_l52&sle=1&sl=527&split=469076" style="width: 238px; height: 134px;"></video>'
- t=re.findall(r'src="([^>]*?split=\d*)"',ui)
- print(len(t))
- print(t)
复制代码
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