remove unnecessary imports

rss.py

@@ -3,16 +3,11 @@
 
 import feedparser
 import time
-from subprocess import check_output
-import sys
 
 def check():
    feed_name = 'fefe'
    url = 'https://blog.fefe.de/rss.xml'
    
-   #feed_name = sys.argv[1]
-   #url = sys.argv[2]
-   
    db = 'rss_feeds.db'
    limit = 12 * 3600 * 1000