fix error in case data is empty when retrieving metadata from tautulli

plexwasher.py

@@ -16,6 +16,9 @@ import re
 class RequestError(Exception):
     pass
 
+class EntryNotFoundError(Exception):
+    pass
+
 class ApplicationError(Exception):
     pass
 
@@ -100,6 +103,10 @@ def get_media_paths(rating_key):
     if response["response"]['result'] == 'error':
         raise RequestError("Could not request media path for {} : {}".format(rating_key, response["response"]['message']))
 
+    if not response["response"]["data"]:
+        logger.warning("empty response data for rating_key: {}. The media might have already been deleteted. Ignoring it".format(rating_key))
+        raise EntryNotFoundError("Could not request media path for {} : {}".format(rating_key, response["response"]['message'])) 
+
     match response["response"]["data"]["media_type"]:
         case "movie" | "episode":
             # If the media is a video file we return it as a list of single element
@@ -132,7 +139,12 @@ def get_files_to_remove(unwatched):
     logger.info("Getting path of unwatched medias")
     pathToRemove = []
     for media in unwatched:
-        paths = get_media_paths(media)
+        try:
+            paths = get_media_paths(media)    
+        except EntryNotFoundError as err:
+            #skipping in case path could not be retrieved
+            continue
+
         for path in paths:
             if path not in FILES_TO_KEEP:
                 pathToRemove.append(path)