Python Feedparser Not Showing Entries

I've watched a lot of videos about feedparser library in tutorials everybody use this library like in my code but my code is not working... Anyone help me? my code

I still can't get output even though I tried different variances.

My code:

import feedparserurl = "cnnturk.com/feed/rss/all/news"rss_source = feedparser.parse(url)for news in rss_source.entries:    print(news.title)