python的api文档:https://docs.python.org/3/search.html?q=requests
1.requests
2.bs4 BeautifulSoup
select()
html.parser
3.split(a)按a进行分隔
4.rstrip lstrip
right left按左右进行分隔
5.re
search group
python的api文档:https://docs.python.org/3/search.html?q=requests
1.requests
2.bs4 BeautifulSoup
select()
html.parser
3.split(a)按a进行分隔
4.rstrip lstrip
right left按左右进行分隔
5.re
search group