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