How to get admin "up" interfaces using parser.
Following is used to parse "show interface description" data.
https://pypi.org/project/pyats-parser/
TextFSM is a project built by Google that takes CLI string output and passes each line through a series of regular expressions until it finds a match. The regular expressions use named capture groups to build a text table out of the significant text. The names of the capture groups are used as column headers, and the captured values are stored as rows in the table.