bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser libr code example

Example 1: bs4.featurenotfound couldn't find a tree builder with the features

pip install lxml

Example 2: bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need to install a parser library?

pip install lxml