I updated the RSS links for India Today Magazine already present in built-in recipe, whose links stopped working.
I just changed the links like the above one.
from calibre.web.feeds.news import BasicNewsRecipe
class IndiaToday(BasicNewsRecipe):
title = u'India Today'
language = 'en_IN'
__author__ = 'Krittika Goyal'
oldest_article = 15 # days
max_articles_per_feed = 25
no_stylesheets = True
auto_cleanup = True
feeds = [
('The Big Story', 'https://www.indiatoday.in/rss/1206614'),
('Cover Story', 'https://www.indiatoday.in/rss/1206509'),
('Nation', 'https://www.indiatoday.in/rss/1206514'),
('States', 'https://www.indiatoday.in/rss/1206500'),
('Economy', 'https://www.indiatoday.in/rss/1206513'),
]