1.从a标签下获取内容,是string
#角色
'''
<p class="pActor">主演:
<a target="_blank" href="/go.html?url=//dianying.2345.com/list/---ZHANGYI5---.html" title="张译">张译</a>
<a target="_blank" href="/go.html?url=//dianying.2345.com/list/---HUANGJINGYU---.html" title="黄景瑜">黄景瑜</a>
<a target="_blank" href="/go.html?url=//dianying.2345.com/list/---HAIQING---.html" title="海清">海清</a></p>
'''
actors=li.find('p',attrs='pActor')
act=''
for actor in actors:
act+=actor.string+' ' #角色
'''