bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library?
时间: 2024-02-20 08:29:25 浏览: 24
解决 github项目clone报错 Failed connect to github.com:443; Connection
这错误提示是因为在使用 Beautiful Soup 4 库解析 HTML 文档时,未找到 lxml 解析器。需要安装 lxml 或者其它支持的解析器。
您可以使用以下命令来安装 lxml 解析器:
```
pip install lxml
```
安装完成后,您可以将解析器指定为 lxml:
```python
from bs4 import BeautifulSoup
soup = BeautifulSoup(html_doc, 'lxml')
```
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