bs4库基本元素
Tag Name Attributes NavigatableString Comment
bs4库的遍历功能
.contents .parent .next_sibling
.children .parents .previous_sibling
.descendants .next_siblings .previous_siblings
.find_all(name,attrs,recursive,string,**kwargs)
返回一个列表类型,存储查找的结果
name:对标签名称的检索字符串
attrs:对标签属性值的检索字符串,可标注属性检索
recursive:是否搜索子孙节点
string:
soup.find_all(id="link")
soup.find_all("a","b")
import re
soup.find_all(string = re.compile("python")
tag.find_all()
soup.find_all()