如何检查迭代变量NavigableString或Tag类型？

Question

我将列表与Tag和NavigableString Type混合在一起。我想只访问Tag数据。我怎么检查？我想避免以下错误。

AttributeError: type object 'BeautifulSoup' has no attribute 'NavigableString'

Answer 1

from bs4 import Tag, NavigableString, BeautifulSoup
html = r"<b>The Dormouse's story</b>"

soup = BeautifulSoup(html, 'lxml')

print(isinstance(soup, Tag))
print(isinstance(soup.string, NavigableString))

出：

True
True