Use of previous sibling function in beautiful soup

Recipe Objective - Use of ".previous_sibling" function in beautiful soup?

The ".previous_sibling" is provided by the beautiful soup (bs4) python library to find out the next element of the given element.

Required Library - BeautifulSoup (bs4)

BeautifulSoup(bs4) is a Python web scraping library for pulling the data from HTML and XML files.

The ".previous_sibling" is also used to navigate between tags that are on the same level as the tree.

This function is used to find the previous element of the given element.

Steps to use this function:-

1. Import necessary modules.
2. Load an HTML document.
3. Pass the HTML document into the Beautifulsoup() function.
4. Find any tag or element in the document or HTML.
5. Use .previous_sibling iterator to print  the next element. e.g -  soup.a.previous_sibling

Links for the more related projects:-

https://www.projectpro.io/projects/data-science-projects/deep-learning-projects
https://www.projectpro.io/projects/data-science-projects/neural-network-projects

Example:-

import requests
from bs4 import BeautifulSoup as bs

# load the projectpro webpage content
r = requests.get('https://www.projectpro.io/')

# convert to beautiful soup
soup = bs(r.content)

# printing our web page
print(soup.prettify())


.previous_sibling function:-

# a tag does not have any previous tags.
soup.a.previous_sibling