DevNet Associate DEVASC 200-901 Official Certification Guide by Adrian Iliesiu (z-lib.org)

import time

Modules for working with data:

xmltodict: This module translates XML-formatted files into

native Python dictionaries (key/value pairs) and back to XML, if

needed. Use the following command to install this module:

pip install xmltodict

Use the following command to import this module:

import xmltodict

csv: This is a standard library module for understanding CSV files.

It is useful for exporting Excel spreadsheets into a format that you

can then import into Python as a data source. It can, for example,

read in a CSV file and use it as a Python list data type. Use the

following command to import this module:

import csv

json: This is a standard library module for reading JSON-

formatted data sources and easily converting them to dictionaries.

Use the following command to import this module:

import json

PyYAML: This module converts YAML files to Python objects that

can be converted to Python dictionaries or lists. Use the following

command to install this module:

pip install PyYAML

Use the following command to import this module:

import yaml

pyang: This isn’t a typical module you import into a Python

program. It’s a utility written in Python that you can use to verify

your YANG models, create YANG code, and transform YANG