added stored md5 to get_default_values

blogs-i-read_v2.py

@@ -170,6 +170,7 @@ def get_default_values(url):
     if url in md5_sums:
         # get stored values if they exist
         try:
+            md5 = md5_sums[url]['md5']
             last_update = md5_sums[url]['timestamp']
             post_title = md5_sums[url]['current_title']
             post_url = md5_sums[url]['post_url']
@@ -202,7 +203,7 @@ def examine_url(url):
         else:
             (md5, post_title, post_url, last_update) = examine_generic_website(soup, url, md5)
     except:
-        logger.warn(f'Error in {url}')
+        logger.warning(f'Error in {url}')
     return md5, post_title, post_url, last_update
 
 def needs_update(url):