from bs4 import BeautifulSoup
soup=BeautifulSoup(html,"html.parser")
一,處理子標簽和后代標簽(children)
soup.find("table",{"class":"wap"}).children
# 后代標簽
soup.find("table",{"class":"wap"}).descendants()
二,處理兄弟標簽
soup.find("table",{"class":"wap"}).tr.next_siblings
或
soup.find({"class":"wap"}).next_siblings
# 返回單個標簽
soup.find("table",{"class":"wap"}).tr.next_siblings