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BeauifulSoup 是一个可以从HTML或XML 文件中提取数据的python库#xff1b;它能通过转换器实现惯用的文档导航、查找、修改文档的方式。 BeauifulSoup是一个基于re开发的解析库#xff0c;可以提供一些强大的解析功能#xff1b;使用BeauifulSoup 能够提高提取数据的效…介绍
BeauifulSoup 是一个可以从HTML或XML 文件中提取数据的python库它能通过转换器实现惯用的文档导航、查找、修改文档的方式。 BeauifulSoup是一个基于re开发的解析库可以提供一些强大的解析功能使用BeauifulSoup 能够提高提取数据的效率与爬虫开发效率。
安装
pip install beautifulsoup4 使用
1 构建文档树
BeauifulSoup 进行文档解析是基于文档树结构来实现的而文档树则是由BeauifulSoup 中的四个数据对象构建而成的。 from bs4 import BeautifulSouphtml div classpost js_watermark quill-editor stylebackground-repeat: repeat; background-image: 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;); background-size: 940px 222.942px;h1 classtitle版面分析——网页HTML解析 BeautifulSoup/h1div classgroup-infoa hrefhttps://wx.zsxq.com/dweb2/index/group/51112141255244span来自/spanspan classgroup-nameAiGC面试宝典/span/a/divdiv classauthor-infodiv classauthorimg srchttps://images.zsxq.com/FpFYmnHpgmz5J4DicXxscPfi3GI2?e2064038400amp;tokenkIxbL07-8jAj8w1n4s9zv64FuZZNEATmlU_Vm6zD:hS7fTOpUpCI18IU4GweitfivQIU alt用户头像span classnick-nameJust do it/span/divspan classdate idarticle-date2024年04月27日 14:30/span/divdiv classql-snowdiv classcontent ql-editorpimg srchttps://article-images.zsxq.com/FsOmOdM3jIkLawUT9z7sEbkMZgpV/ppimg srchttps://article-images.zsxq.com/FnbQkQK1pNTESbYjScR42_PrYb9E/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#2、Tag对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.head:{soup.head} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.head.name:{soup.head.name} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.head.attrs:{soup.head.attrs} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup.head):{type(soup.head)} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span()/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#3、Navigable String对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.title.string:{soup.title.string} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup.title.string):{type(soup.title.string)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#4、Comment对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.a.string:{soup.a.string} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup.a.string):{type(soup.a.string)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#5、结构化输出soup对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.prettify()gt;{soup.prettify()}/span)/div/divpimg srchttps://article-images.zsxq.com/FmlPl-0tw4xgHRqKTWm5F2R15YJq/pdiv classql-code-block-containerdiv classql-code-blocktype(soup):span classql-token hljs-taglt;class bs4.BeautifulSoupgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.head:span classql-token hljs-taglt;headgt;lt;titlegt;/spanThe Dormouses storyspan classql-token hljs-taglt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.head.name:head/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.head.attrs:{}/divdiv classql-code-blockbr/divdiv classql-code-blocktype(soup.head):span classql-token hljs-taglt;class bs4.element.Taggt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.title.string:The Dormouses story/divdiv classql-code-blockbr/divdiv classql-code-blocktype(soup.title.string):span classql-token hljs-taglt;class bs4.element.NavigableStringgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.a.string:Elsie/divdiv classql-code-blockbr/divdiv classql-code-blocktype(soup.a.string):span classql-token hljs-taglt;class bs4.element.Commentgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.prettify()gt;span classql-token hljs-taglt;htmlgt;/span/divdiv classql-code-block span classql-token hljs-taglt;headgt;/span/divdiv classql-code-block span classql-token hljs-taglt;titlegt;/span/divdiv classql-code-block The Dormouses story/divdiv classql-code-block span classql-token hljs-taglt;/titlegt;/span/divdiv classql-code-block span classql-token hljs-taglt;/headgt;/span/divdiv classql-code-block span classql-token hljs-taglt;bodygt;/span/divdiv classql-code-block span classql-token hljs-taglt;p classtitlegt;/span/divdiv classql-code-block span classql-token hljs-taglt;bgt;/span/divdiv classql-code-block The Dormouses story/divdiv classql-code-block span classql-token hljs-taglt;/bgt;/span/divdiv classql-code-block span classql-token hljs-taglt;/pgt;/span/divdiv classql-code-block span classql-token hljs-taglt;p classstorygt;/span/divdiv classql-code-block Once upon a time there were three little sisters; and their names were/divdiv classql-code-block span classql-token hljs-taglt;a classsister hrefhttp://example.com/elsie idlink1gt;/span/divdiv classql-code-block span classql-token hljs-commentlt;!--Elsie--gt;/span/divdiv classql-code-block span classql-token hljs-taglt;/agt;/span/divdiv classql-code-block ,/divdiv classql-code-block span classql-token hljs-taglt;a classsister hrefhttp://example.com/lacie idlink2gt;/span/divdiv classql-code-block Lacie/divdiv classql-code-block span classql-token hljs-taglt;/agt;/span/divdiv classql-code-block and/divdiv classql-code-block span classql-token hljs-taglt;a classsister hrefhttp://example.com/tillie idlink3gt;/span/divdiv classql-code-block Tillie/divdiv classql-code-block span classql-token hljs-taglt;/agt;/span/divdiv classql-code-block ;/divdiv classql-code-blockand they lived at the bottom of a well./divdiv classql-code-block span classql-token hljs-taglt;/pgt;/span/divdiv classql-code-block span classql-token hljs-taglt;p classstorygt;/span/divdiv classql-code-block .../divdiv classql-code-block span classql-token hljs-taglt;/pgt;/span/divdiv classql-code-block span classql-token hljs-taglt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-taglt;/htmlgt;/span/div/divpbr/ppimg srchttps://article-images.zsxq.com/FtPX-qsEEgZYHos3AnyDni1jH6rn/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#1、向下遍历/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.p.contents)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-built_inlist/span(soup.p.children))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-built_inlist/span(soup.p.descendants))/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#2、向上遍历/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.p.parent.name,span classql-token hljs-string\n/span)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.p.parents:/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#3、平行遍历/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringa_next:/span,soup.a.next_sibling)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.a.next_siblings:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-stringa_nexts:/span,i)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringa_previous:/span,soup.a.previous_sibling)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.a.previous_siblings:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-stringa_previouss:/span,i)/div/divpbr/ppimg srchttps://article-images.zsxq.com/FuyJDzHROhQahkpBUh4jWRuaB-mo/ppbr/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-built_intype/span(soup):lt;span classql-token hljs-keywordclass/span span classql-token hljs-stringbs4.BeautifulSoup/spangt;/divdiv classql-code-blockbr/divdiv classql-code-block[lt;bgt;The Dormousespan classql-token hljs-strings storylt;/bgt;]/span/divdiv classql-code-blockspan classql-token hljs-string[lt;bgt;The Dormouse/spans storylt;/bgt;]/divdiv classql-code-block[lt;bgt;The Dormousespan classql-token hljs-strings storylt;/bgt;, The Dormouse/spans storyspan classql-token hljs-string]/span/divdiv classql-code-blockspan classql-token hljs-stringbody/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringbody/span/divdiv classql-code-blockspan classql-token hljs-stringhtml/span/divdiv classql-code-blockspan classql-token hljs-string[document]/span/divdiv classql-code-blockspan classql-token hljs-stringa_next: ,/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: ,/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: lt;a class/spansistespan classql-token hljs-stringr href/spanhttp://example.com/laciespan classql-token hljs-string id/spanlink2span classql-token hljs-stringgt;Lacielt;/agt;/span/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: and/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: lt;a class/spansistespan classql-token hljs-stringr href/spanhttp://example.com/tilliespan classql-token hljs-string id/spanlink3span classql-token hljs-stringgt;Tillielt;/agt;/span/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: ;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well./span/divdiv classql-code-blockspan classql-token hljs-stringa_previous: Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_previouss: Once upon a time there were three little sisters; and their names were/span/div/divpimg srchttps://article-images.zsxq.com/FtqWdNWSM0b8quez92lJ9SqPTK76/ppspan stylebackground-color: rgb(240, 240, 240); color: rgb(92, 92, 92);代码/span/ppbr/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#1、find_all( )/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(span classql-token hljs-stringa/span)) span classql-token hljs-comment#检索标签名/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(span classql-token hljs-stringa/span,span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/span)) span classql-token hljs-comment#检索属性值/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(span classql-token hljs-stringa/span,class_span classql-token hljs-stringsister/span)) /divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(text[span classql-token hljs-stringElsie/span,span classql-token hljs-stringLacie/span]))/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#2、find( )/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find(span classql-token hljs-stringa/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find(span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/span))/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#3 、向上检索/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.p.find_parent().name)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.title.find_parents():/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/divdiv classql-code-block /divdiv classql-code-blockspan classql-token hljs-comment#4、平行检索/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.head.find_next_sibling().name)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.head.find_next_siblings():/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.title.find_previous_sibling())/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.title.find_previous_siblings():/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/div/divpimg srchttps://article-images.zsxq.com/FgdDcWod8Suvbq5UuGYLvXz0UI8R/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-built_intype/span(soup):lt;span classql-token hljs-keywordclass/span span classql-token hljs-stringbs4.BeautifulSoup/spangt;/divdiv classql-code-blockbr/divdiv classql-code-block[lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-block[lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block[lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-blockF:\AwesomeRAG\tutorial\layout_analysis\html\tutorial\BeautifulSoup4\test3.py:span classql-token hljs-number24/span: DeprecationWarning: The span classql-token hljs-stringtext/span argument to find()-span classql-token hljs-built_intype/span methods span classql-token hljs-keywordis/span deprecated. Use span classql-token hljs-stringstring/span instead./divdiv classql-code-block span classql-token hljs-built_inprint/span(soup.find_all(text[span classql-token hljs-stringElsie/span,span classql-token hljs-stringLacie/span]))/divdiv classql-code-block[span classql-token hljs-stringElsie/span, span classql-token hljs-stringLacie/span]/divdiv classql-code-blocklt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;/divdiv classql-code-blocklt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;/divdiv classql-code-blockbody/divdiv classql-code-blockhead/divdiv classql-code-blockhtml/divdiv classql-code-block[document]/divdiv classql-code-blockbody/divdiv classql-code-blockbody/divdiv classql-code-blockspan classql-token hljs-literalNone/span/div/divpimg srchttps://article-images.zsxq.com/FiqTmlpR_fGE6pUZ8gCcdD9z1ao_/pdiv classql-code-block-containerdiv classql-code-blockHTML标题lt;hgt; lt;/hgt;/divdiv classql-code-blockHTML段落lt;pgt; lt;/pgt;/divdiv classql-code-blockHTML链接lt;a hrefspan classql-token hljs-stringhttts://www.baidu.com//spangt; this span classql-token hljs-keywordis/span a link lt;/agt;/divdiv classql-code-blockHTML图像lt;img srcspan classql-token hljs-stringAi-code.jpg/span,widthspan classql-token hljs-string104/span,heightspan classql-token hljs-string144/span /gt;/divdiv classql-code-blockHTML表格lt;tablegt; lt;/tablegt;/divdiv classql-code-blockHTML列表lt;ulgt; lt;/ulgt;/divdiv classql-code-blockHTML块lt;divgt; lt;/divgt;/div/divpimg srchttps://article-images.zsxq.com/FkTgptMBTLt2w7nUUKs13PNKkckn/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockbr/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string标签查找:/span,soup.select(span classql-token hljs-stringa/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string属性查找:/span,soup.select(span classql-token hljs-stringa[idlink1]/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string类名查找:/span,soup.select(span classql-token hljs-string.sister/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringid查找:/span,soup.select(span classql-token hljs-string#link1/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string组合查找:/span,soup.select(span classql-token hljs-stringp #link1/span))/div/divpimg srchttps://article-images.zsxq.com/FjQkiig9fOl0Bd5qiCbyH4OddW50/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-built_intype/span(soup):lt;span classql-token hljs-keywordclass/span span classql-token hljs-stringbs4.BeautifulSoup/spangt;/divdiv classql-code-blockbr/divdiv classql-code-block标签查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-block属性查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block类名查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-blockspan classql-token hljs-built_inid/span查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block组合查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/div/divpimg srchttps://article-images.zsxq.com/FqZck0in441U4EYGi6KobKlS0emA/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordimport/span requests/divdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockspan classql-token hljs-keywordimport/span os/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-keyworddef/span span classql-token hljs-titlegetUrl/span(span classql-token hljs-paramsurl/span):/divdiv classql-code-block span classql-token hljs-keywordtry/span:/divdiv classql-code-block read requests.get(url) /divdiv classql-code-block read.raise_for_status() /divdiv classql-code-block read.encoding read.apparent_encoding /divdiv classql-code-block span classql-token hljs-keywordreturn/span read.text /divdiv classql-code-block span classql-token hljs-keywordexcept/span:/divdiv classql-code-block span classql-token hljs-keywordreturn/span span classql-token hljs-string连接失败/span/divdiv classql-code-block /divdiv classql-code-blockspan classql-token hljs-keyworddef/span span classql-token hljs-titlegetPic/span(span classql-token hljs-paramshtml/span):/divdiv classql-code-block soup BeautifulSoup(html, span classql-token hljs-stringhtml.parser/span)/divdiv classql-code-block /divdiv classql-code-block all_img soup.find(span classql-token hljs-stringul/span).find_all(span classql-token hljs-stringimg/span) /divdiv classql-code-block span classql-token hljs-keywordfor/span img span classql-token hljs-keywordin/span all_img:/divdiv classql-code-block src img[span classql-token hljs-stringsrc/span] /divdiv classql-code-block img_url src/divdiv classql-code-block span classql-token hljs-built_inprint/span(img_url)/divdiv classql-code-block root span classql-token hljs-stringF:/Pic//span /divdiv classql-code-block path root img_url.split(span classql-token hljs-string//span)[-span classql-token hljs-number1/span] /divdiv classql-code-block span classql-token hljs-built_inprint/span(path)/divdiv classql-code-block span classql-token hljs-keywordtry/span:/divdiv classql-code-block span classql-token hljs-keywordif/span span classql-token hljs-keywordnot/span os.path.exists(root): /divdiv classql-code-block os.mkdir(root)/divdiv classql-code-block span classql-token hljs-keywordif/span span classql-token hljs-keywordnot/span os.path.exists(path):/divdiv classql-code-block read requests.get(img_url)/divdiv classql-code-block span classql-token hljs-keywordwith/span span classql-token hljs-built_inopen/span(path, span classql-token hljs-stringwb/span)span classql-token hljs-keywordas/span f:/divdiv classql-code-block f.write(read.content)/divdiv classql-code-block f.close()/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-string文件保存成功/span)/divdiv classql-code-block span classql-token hljs-keywordelse/span:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-string文件已存在/span)/divdiv classql-code-block span classql-token hljs-keywordexcept/span:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-string文件爬取失败/span)/divdiv classql-code-block /divdiv classql-code-blockspan classql-token hljs-keywordif/span __name__ span classql-token hljs-string__main__/span:/divdiv classql-code-block html_urlgetUrl(span classql-token hljs-stringhttps://findicons.com/search/nature/span)/divdiv classql-code-block getPic(html_url)/div/divpbr/ppimg srchttps://article-images.zsxq.com/Fh_dDSbuteEI_0ArnWoZrCFDRuvm/pdiv classql-code-block-containerdiv classql-code-block标签查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-block属性查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block类名查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-blockspan classql-token hljs-built_inid/span查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block组合查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/div/divpbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/p/div/divdiv classmilkdown-preview styledisplay: none;pimg srchttps://article-images.zsxq.com/FsOmOdM3jIkLawUT9z7sEbkMZgpV/ppimg srchttps://article-images.zsxq.com/FnbQkQK1pNTESbYjScR42_PrYb9E/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#2、Tag对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.head:{soup.head} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.head.name:{soup.head.name} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.head.attrs:{soup.head.attrs} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup.head):{type(soup.head)} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span()/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#3、Navigable String对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.title.string:{soup.title.string} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup.title.string):{type(soup.title.string)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#4、Comment对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.a.string:{soup.a.string} \n/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup.a.string):{type(soup.a.string)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#5、结构化输出soup对象/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringfsoup.prettify()gt;{soup.prettify()}/span)/div/divpimg srchttps://article-images.zsxq.com/FmlPl-0tw4xgHRqKTWm5F2R15YJq/pdiv classql-code-block-containerdiv classql-code-blocktype(soup):span classql-token hljs-taglt;class bs4.BeautifulSoupgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.head:span classql-token hljs-taglt;headgt;lt;titlegt;/spanThe Dormouses storyspan classql-token hljs-taglt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.head.name:head/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.head.attrs:{}/divdiv classql-code-blockbr/divdiv classql-code-blocktype(soup.head):span classql-token hljs-taglt;class bs4.element.Taggt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.title.string:The Dormouses story/divdiv classql-code-blockbr/divdiv classql-code-blocktype(soup.title.string):span classql-token hljs-taglt;class bs4.element.NavigableStringgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.a.string:Elsie/divdiv classql-code-blockbr/divdiv classql-code-blocktype(soup.a.string):span classql-token hljs-taglt;class bs4.element.Commentgt;/span/divdiv classql-code-blockbr/divdiv classql-code-blocksoup.prettify()gt;span classql-token hljs-taglt;htmlgt;/span/divdiv classql-code-block span classql-token hljs-taglt;headgt;/span/divdiv classql-code-block span classql-token hljs-taglt;titlegt;/span/divdiv classql-code-block The Dormouses story/divdiv classql-code-block span classql-token hljs-taglt;/titlegt;/span/divdiv classql-code-block span classql-token hljs-taglt;/headgt;/span/divdiv classql-code-block span classql-token hljs-taglt;bodygt;/span/divdiv classql-code-block span classql-token hljs-taglt;p classtitlegt;/span/divdiv classql-code-block span classql-token hljs-taglt;bgt;/span/divdiv classql-code-block The Dormouses story/divdiv classql-code-block span classql-token hljs-taglt;/bgt;/span/divdiv classql-code-block span classql-token hljs-taglt;/pgt;/span/divdiv classql-code-block span classql-token hljs-taglt;p classstorygt;/span/divdiv classql-code-block Once upon a time there were three little sisters; and their names were/divdiv classql-code-block span classql-token hljs-taglt;a classsister hrefhttp://example.com/elsie idlink1gt;/span/divdiv classql-code-block span classql-token hljs-commentlt;!--Elsie--gt;/span/divdiv classql-code-block span classql-token hljs-taglt;/agt;/span/divdiv classql-code-block ,/divdiv classql-code-block span classql-token hljs-taglt;a classsister hrefhttp://example.com/lacie idlink2gt;/span/divdiv classql-code-block Lacie/divdiv classql-code-block span classql-token hljs-taglt;/agt;/span/divdiv classql-code-block and/divdiv classql-code-block span classql-token hljs-taglt;a classsister hrefhttp://example.com/tillie idlink3gt;/span/divdiv classql-code-block Tillie/divdiv classql-code-block span classql-token hljs-taglt;/agt;/span/divdiv classql-code-block ;/divdiv classql-code-blockand they lived at the bottom of a well./divdiv classql-code-block span classql-token hljs-taglt;/pgt;/span/divdiv classql-code-block span classql-token hljs-taglt;p classstorygt;/span/divdiv classql-code-block .../divdiv classql-code-block span classql-token hljs-taglt;/pgt;/span/divdiv classql-code-block span classql-token hljs-taglt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-taglt;/htmlgt;/span/div/divpbr/ppimg srchttps://article-images.zsxq.com/FtPX-qsEEgZYHos3AnyDni1jH6rn/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#1、向下遍历/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.p.contents)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-built_inlist/span(soup.p.children))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-built_inlist/span(soup.p.descendants))/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#2、向上遍历/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.p.parent.name,span classql-token hljs-string\n/span)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.p.parents:/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#3、平行遍历/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringa_next:/span,soup.a.next_sibling)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.a.next_siblings:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-stringa_nexts:/span,i)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringa_previous:/span,soup.a.previous_sibling)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.a.previous_siblings:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-stringa_previouss:/span,i)/div/divpbr/ppimg srchttps://article-images.zsxq.com/FuyJDzHROhQahkpBUh4jWRuaB-mo/ppbr/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-built_intype/span(soup):lt;span classql-token hljs-keywordclass/span span classql-token hljs-stringbs4.BeautifulSoup/spangt;/divdiv classql-code-blockbr/divdiv classql-code-block[lt;bgt;The Dormousespan classql-token hljs-strings storylt;/bgt;]/span/divdiv classql-code-blockspan classql-token hljs-string[lt;bgt;The Dormouse/spans storylt;/bgt;]/divdiv classql-code-block[lt;bgt;The Dormousespan classql-token hljs-strings storylt;/bgt;, The Dormouse/spans storyspan classql-token hljs-string]/span/divdiv classql-code-blockspan classql-token hljs-stringbody/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringbody/span/divdiv classql-code-blockspan classql-token hljs-stringhtml/span/divdiv classql-code-blockspan classql-token hljs-string[document]/span/divdiv classql-code-blockspan classql-token hljs-stringa_next: ,/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: ,/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: lt;a class/spansistespan classql-token hljs-stringr href/spanhttp://example.com/laciespan classql-token hljs-string id/spanlink2span classql-token hljs-stringgt;Lacielt;/agt;/span/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: and/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: lt;a class/spansistespan classql-token hljs-stringr href/spanhttp://example.com/tilliespan classql-token hljs-string id/spanlink3span classql-token hljs-stringgt;Tillielt;/agt;/span/divdiv classql-code-blockspan classql-token hljs-stringa_nexts: ;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well./span/divdiv classql-code-blockspan classql-token hljs-stringa_previous: Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-stringa_previouss: Once upon a time there were three little sisters; and their names were/span/div/divpimg srchttps://article-images.zsxq.com/FtqWdNWSM0b8quez92lJ9SqPTK76/ppspan stylebackground-color: rgb(240, 240, 240); color: rgb(92, 92, 92);代码/span/ppbr/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#1、find_all( )/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(span classql-token hljs-stringa/span)) span classql-token hljs-comment#检索标签名/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(span classql-token hljs-stringa/span,span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/span)) span classql-token hljs-comment#检索属性值/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(span classql-token hljs-stringa/span,class_span classql-token hljs-stringsister/span)) /divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find_all(text[span classql-token hljs-stringElsie/span,span classql-token hljs-stringLacie/span]))/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#2、find( )/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find(span classql-token hljs-stringa/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.find(span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/span))/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-comment#3 、向上检索/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.p.find_parent().name)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.title.find_parents():/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/divdiv classql-code-block /divdiv classql-code-blockspan classql-token hljs-comment#4、平行检索/span/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.head.find_next_sibling().name)/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.head.find_next_siblings():/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(soup.title.find_previous_sibling())/divdiv classql-code-blockspan classql-token hljs-keywordfor/span i span classql-token hljs-keywordin/span soup.title.find_previous_siblings():/divdiv classql-code-block span classql-token hljs-built_inprint/span(i.name)/div/divpimg srchttps://article-images.zsxq.com/FgdDcWod8Suvbq5UuGYLvXz0UI8R/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-built_intype/span(soup):lt;span classql-token hljs-keywordclass/span span classql-token hljs-stringbs4.BeautifulSoup/spangt;/divdiv classql-code-blockbr/divdiv classql-code-block[lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-block[lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block[lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-blockF:\AwesomeRAG\tutorial\layout_analysis\html\tutorial\BeautifulSoup4\test3.py:span classql-token hljs-number24/span: DeprecationWarning: The span classql-token hljs-stringtext/span argument to find()-span classql-token hljs-built_intype/span methods span classql-token hljs-keywordis/span deprecated. Use span classql-token hljs-stringstring/span instead./divdiv classql-code-block span classql-token hljs-built_inprint/span(soup.find_all(text[span classql-token hljs-stringElsie/span,span classql-token hljs-stringLacie/span]))/divdiv classql-code-block[span classql-token hljs-stringElsie/span, span classql-token hljs-stringLacie/span]/divdiv classql-code-blocklt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;/divdiv classql-code-blocklt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;/divdiv classql-code-blockbody/divdiv classql-code-blockhead/divdiv classql-code-blockhtml/divdiv classql-code-block[document]/divdiv classql-code-blockbody/divdiv classql-code-blockbody/divdiv classql-code-blockspan classql-token hljs-literalNone/span/div/divpimg srchttps://article-images.zsxq.com/FiqTmlpR_fGE6pUZ8gCcdD9z1ao_/pdiv classql-code-block-containerdiv classql-code-blockHTML标题lt;hgt; lt;/hgt;/divdiv classql-code-blockHTML段落lt;pgt; lt;/pgt;/divdiv classql-code-blockHTML链接lt;a hrefspan classql-token hljs-stringhttts://www.baidu.com//spangt; this span classql-token hljs-keywordis/span a link lt;/agt;/divdiv classql-code-blockHTML图像lt;img srcspan classql-token hljs-stringAi-code.jpg/span,widthspan classql-token hljs-string104/span,heightspan classql-token hljs-string144/span /gt;/divdiv classql-code-blockHTML表格lt;tablegt; lt;/tablegt;/divdiv classql-code-blockHTML列表lt;ulgt; lt;/ulgt;/divdiv classql-code-blockHTML块lt;divgt; lt;/divgt;/div/divpimg srchttps://article-images.zsxq.com/FkTgptMBTLt2w7nUUKs13PNKkckn/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockbr/divdiv classql-code-blockhtml span classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-stringlt;htmlgt;lt;headgt;lt;titlegt;The Dormouses storylt;/titlegt;lt;/headgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classtitlegt;lt;bgt;The Dormouses storylt;/bgt;lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;Once upon a time there were three little sisters; and their names were/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/elsie classsister idlink1gt;lt;!--Elsie--gt;lt;/agt;,/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/lacie classsister idlink2gt;Lacielt;/agt; and/span/divdiv classql-code-blockspan classql-token hljs-stringlt;a hrefhttp://example.com/tillie classsister idlink3gt;Tillielt;/agt;;/span/divdiv classql-code-blockspan classql-token hljs-stringand they lived at the bottom of a well.lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;p classstorygt;...lt;/pgt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/bodygt;/span/divdiv classql-code-blockspan classql-token hljs-stringlt;/htmlgt;/span/divdiv classql-code-blockspan classql-token hljs-string/span/divdiv classql-code-blockspan classql-token hljs-comment#1、BeautifulSoup对象/span/divdiv classql-code-blocksoup BeautifulSoup(html, span classql-token hljs-stringlxml/span)/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringftype(soup):{type(soup)} \n/span)/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string标签查找:/span,soup.select(span classql-token hljs-stringa/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string属性查找:/span,soup.select(span classql-token hljs-stringa[idlink1]/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string类名查找:/span,soup.select(span classql-token hljs-string.sister/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-stringid查找:/span,soup.select(span classql-token hljs-string#link1/span))/divdiv classql-code-blockspan classql-token hljs-built_inprint/span(span classql-token hljs-string组合查找:/span,soup.select(span classql-token hljs-stringp #link1/span))/div/divpimg srchttps://article-images.zsxq.com/FjQkiig9fOl0Bd5qiCbyH4OddW50/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-built_intype/span(soup):lt;span classql-token hljs-keywordclass/span span classql-token hljs-stringbs4.BeautifulSoup/spangt;/divdiv classql-code-blockbr/divdiv classql-code-block标签查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-block属性查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block类名查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-blockspan classql-token hljs-built_inid/span查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block组合查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/div/divpimg srchttps://article-images.zsxq.com/FqZck0in441U4EYGi6KobKlS0emA/pdiv classql-code-block-containerdiv classql-code-blockspan classql-token hljs-keywordimport/span requests/divdiv classql-code-blockspan classql-token hljs-keywordfrom/span bs4 span classql-token hljs-keywordimport/span BeautifulSoup/divdiv classql-code-blockspan classql-token hljs-keywordimport/span os/divdiv classql-code-blockbr/divdiv classql-code-blockspan classql-token hljs-keyworddef/span span classql-token hljs-titlegetUrl/span(span classql-token hljs-paramsurl/span):/divdiv classql-code-block span classql-token hljs-keywordtry/span:/divdiv classql-code-block read requests.get(url) /divdiv classql-code-block read.raise_for_status() /divdiv classql-code-block read.encoding read.apparent_encoding /divdiv classql-code-block span classql-token hljs-keywordreturn/span read.text /divdiv classql-code-block span classql-token hljs-keywordexcept/span:/divdiv classql-code-block span classql-token hljs-keywordreturn/span span classql-token hljs-string连接失败/span/divdiv classql-code-block /divdiv classql-code-blockspan classql-token hljs-keyworddef/span span classql-token hljs-titlegetPic/span(span classql-token hljs-paramshtml/span):/divdiv classql-code-block soup BeautifulSoup(html, span classql-token hljs-stringhtml.parser/span)/divdiv classql-code-block /divdiv classql-code-block all_img soup.find(span classql-token hljs-stringul/span).find_all(span classql-token hljs-stringimg/span) /divdiv classql-code-block span classql-token hljs-keywordfor/span img span classql-token hljs-keywordin/span all_img:/divdiv classql-code-block src img[span classql-token hljs-stringsrc/span] /divdiv classql-code-block img_url src/divdiv classql-code-block span classql-token hljs-built_inprint/span(img_url)/divdiv classql-code-block root span classql-token hljs-stringF:/Pic//span /divdiv classql-code-block path root img_url.split(span classql-token hljs-string//span)[-span classql-token hljs-number1/span] /divdiv classql-code-block span classql-token hljs-built_inprint/span(path)/divdiv classql-code-block span classql-token hljs-keywordtry/span:/divdiv classql-code-block span classql-token hljs-keywordif/span span classql-token hljs-keywordnot/span os.path.exists(root): /divdiv classql-code-block os.mkdir(root)/divdiv classql-code-block span classql-token hljs-keywordif/span span classql-token hljs-keywordnot/span os.path.exists(path):/divdiv classql-code-block read requests.get(img_url)/divdiv classql-code-block span classql-token hljs-keywordwith/span span classql-token hljs-built_inopen/span(path, span classql-token hljs-stringwb/span)span classql-token hljs-keywordas/span f:/divdiv classql-code-block f.write(read.content)/divdiv classql-code-block f.close()/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-string文件保存成功/span)/divdiv classql-code-block span classql-token hljs-keywordelse/span:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-string文件已存在/span)/divdiv classql-code-block span classql-token hljs-keywordexcept/span:/divdiv classql-code-block span classql-token hljs-built_inprint/span(span classql-token hljs-string文件爬取失败/span)/divdiv classql-code-block /divdiv classql-code-blockspan classql-token hljs-keywordif/span __name__ span classql-token hljs-string__main__/span:/divdiv classql-code-block html_urlgetUrl(span classql-token hljs-stringhttps://findicons.com/search/nature/span)/divdiv classql-code-block getPic(html_url)/div/divpbr/ppimg srchttps://article-images.zsxq.com/Fh_dDSbuteEI_0ArnWoZrCFDRuvm/pdiv classql-code-block-containerdiv classql-code-block标签查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-block属性查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block类名查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/lacie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink2/spangt;Lacielt;/agt;, lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/tillie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink3/spangt;Tillielt;/agt;]/divdiv classql-code-blockspan classql-token hljs-built_inid/span查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/divdiv classql-code-block组合查找: [lt;a span classql-token hljs-keywordclass/spanspan classql-token hljs-stringsister/span hrefspan classql-token hljs-stringhttp://example.com/elsie/span span classql-token hljs-built_inid/spanspan classql-token hljs-stringlink1/spangt;lt;!--Elsie--gt;lt;/agt;]/div/divpbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/ppbr/p/divfooterdiv classhorizon-line/divimg idlogo src/assets_dweb/logo1x.pngdiv classtext知识星球/divdiv classhorizon-line/div/footerdiv classqrcode-containerimg classqrcode idqrcode 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 classtext-desc扫码加入星球/divdiv classtext-desc查看更多优质内容/div/divdiv idqrcode-urlhttps://wx.zsxq.com/mweb/views/joingroup/join_group.html?group_id51112141255244/divinput typehidden namegroup_allow_copy valuefalseinput typehidden namegroup_enable_watermark valuetrueinput typehidden namemember_id value111888182154422input typehidden namemember_name valuewwsinput typehidden namemember_role valueother/div## 上面html跟下面的结果对不上但是不影响理解应该跑的时候换成自己的html跑一下就知道了
# 1. BeautifulSoup对象
soup BeautifulSoup(html, lxml)
print(ftype(soup):{type(soup)}\n)# 2. Tag 对象
print(fsoup.head:{soup.head} \n)
print(fsoup.head.name:{soup.head.name} \n)
print(fsoup.head.attrs:{soup.head.attrs} \n)
print(ftype(soup.head):{type(soup.head)} \n)# 3. Navigable String 对象
print(fsoup.title.stringh:{soup.title.string} \n)
print(ftype(soup.title.string):{type(soup.title.string)} \n)# 4. Comment 对象
print(fsoup.a.string:{soup.a.string} \n)
print(ftype(soup.a.string):)# 5. 结构化输出soup对象
print(fsoup.prettify(){soup.prettify()}) 2. 遍历文档树
BeautifulSoup 之所以将文档转为树结构是因为树结构更便于对内容遍历提取
from bs4 import BeautifulSouphtml “”“
htmlheadtitleThe Dotmouses stroy/title/head
body
p ....../p
...
/body
/html
”“”
# 1. BeautifulSoup对象
soup BeautifulSoup(html, lxml)
print(ftype(soup):{type(soup)}\n)# 2. 向下遍历
print(soup.p.contents)
print(list(soup.p.children))
print(list(soup.p.descendants))# 3. 向上遍历
print(list(soup.p.parent.name))
for i in soup.p.parents:print(i.name)# 4. 平行遍历
print(a_next:,soup.a.next_sibling)
for i in soup.a.next_sibling:print(a_nexts:, i)
print(a_previous:,soup.a.previous_sibling )
for i in soup.a.previous_sibling:print(a_previous:, i)4 搜索文档树
搜索方法
from bs4 import BeautifulSouphtml “”“
htmlheadtitleThe Dotmouses stroy/title/head
body
p ....../p
...
/body
/html
”“”
# 1. BeautifulSoup对象
soup BeautifulSoup(html, lxml)
print(ftype(soup):{type(soup)}\n)# 2. find()
print(soup.find(a))# 查找a标签
print(soup.find(idlink2))# 查找id等于link2的元素# 3. find_all()
print(soup.find_all(a))# 查找标签名
print(soup.find_all(a,idlink1))# 检索属性值
print(soup.find_all(a,classsister))# 检索属性值
print(soup.find_all(text[Elsie,Lacie]))# 4. 向上检索
print(list(soup.p.find_parent().name))
for i in soup.title.find_parents():print(i.name)# 5. 平行检索
print(soup.head.find_next_sibling().name())
for i in soup.head.find_next_sibling():print(a_nexts:, i)
print(soup.title.find_previous_sibling())
for i in soup.title.find_previous_sibling():print(a_previous:, i)5 CSS 选择器
在Tag或者BeautifulSoup对象的select()方法中传入字符串参数即可使用CSS选择器找到Tag
6 爬取图片示例
import requests
from bs4 import BeautifulSoup
import os
def geturl(url):try :read requests.get(url)read.raise for status()read,encodingread.apparent encodingreturn read.textexcept:return“连接失败!def getPic(html):soup BeautifulSoup(html, html.parser”)all_img soup.find(ul’).find_all( img )for img in all_img:src img[src’]img url srcprint(img_url)root F:/Pic/pathroot img_url.split(’/’)[-1]print(path)try:if not os.path.exists(root):os.mkdir (root)if not os.path.exists(path):read requests.get(img url)with open(path, “wb )as f:f.write(read.content)f.close()print(文件保存成功!)else :print(“文件已存在!)except:print(~文件爬取失败!)
if __name____main__:html_urlgetUrl( https://findicons.com/search/nature )getPic(html_url)参考 版面分析–网页HTML解析 Beautiful Soup 4.4.0 文档 python爬虫之Beautifulsoup模块用法详解 网络爬虫之BeautifulSoup详解含多个案例
