Fix dogpile keys for recommended shows. (pymedusa#10827)

* Fix dogpile keys for recommended shows.
* Should fix the large recommended.dbm cache files.

* Update changelog

* Fix flake

CHANGELOG.md

@@ -7,6 +7,7 @@
 
 #### Fixes
 - Fixed borders in tables where diplay: flex is used on a table cell. ([10813](https://github.com/pymedusa/Medusa/pull/10813))
+- Fix keys for caching recommended shows in recommended.dbm. ([10827](https://github.com/pymedusa/Medusa/pull/10827))
 
 ## 1.0.5 (06-07-2022)
 

medusa/show/recommendations/anidb.py

@@ -15,7 +15,6 @@
     MissingTvdbMapping,
     RecommendedShow,
     cached_aid_to_tvdb,
-    create_key_from_series,
 )
 
 from simpleanidb import Anidb, REQUEST_HOT
@@ -26,6 +25,15 @@
 log.logger.addHandler(logging.NullHandler())
 
 
+def create_key_from_anidb_series(namespace, fn, **kw):
+    """Create a key made of indexer name and show ID."""
+    def generate_key(*args, **kw):
+        show_id = args[1].aid
+        show_key = f'{namespace}_{show_id}'
+        return show_key
+    return generate_key
+
+
 class AnidbPopular(BasePopular):  # pylint: disable=too-few-public-methods
 
     TITLE = 'Anidb Popular'
@@ -42,7 +50,7 @@ def __init__(self):
         self.source = EXTERNAL_ANIDB
         self.base_url = 'https://anidb.net/perl-bin/animedb.pl?show=anime&aid={aid}'
 
-    @recommended_series_cache.cache_on_arguments(namespace='anidb', function_key_generator=create_key_from_series)
+    @recommended_series_cache.cache_on_arguments(namespace='anidb', function_key_generator=create_key_from_anidb_series)
     def _create_recommended_show(self, series):
         """Create the RecommendedShow object from the returned showobj."""
         try:

medusa/show/recommendations/recommended.py

@@ -408,7 +408,14 @@ def cached_get_imdb_series_genres(imdb_id):
 def create_key_from_series(namespace, fn, **kw):
     """Create a key made of indexer name and show ID."""
     def generate_key(*args, **kw):
-        show_key = f'{namespace}_{args[1]}'
+        if args[1].get('imdb_tt'):
+            show_id = args[1]['imdb_tt']
+        elif args[1].get('id'):
+            show_id = args[1]['id']
+        else:
+            raise Exception('Could not get a show id for dogpile caching.')
+
+        show_key = f'{namespace}_{show_id}'
         return show_key
     return generate_key
 

medusa/show/recommendations/trakt.py

@@ -18,7 +18,6 @@
 from medusa.show.recommendations.recommended import (
     BasePopular,
     RecommendedShow,
-    create_key_from_series,
 )
 
 from six import iteritems
@@ -36,6 +35,15 @@
 missing_posters = ExpiringList(cache_timeout=3600 * 24 * 3)  # Cache 3 days
 
 
+def create_key_from_trakt_series(namespace, fn, **kw):
+    """Create a key made of indexer name and show ID."""
+    def generate_key(*args, **kw):
+        show_id = args[1].trakt
+        show_key = f'{namespace}_{show_id}'
+        return show_key
+    return generate_key
+
+
 class TraktPopular(BasePopular):
     """This class retrieves a speficed recommended show list from Trakt.
 
@@ -58,7 +66,7 @@ def __init__(self):
         self.default_img_src = 'trakt-default.png'
         self.tvdb_api_v2 = indexerApi(INDEXER_TVDBV2).indexer()
 
-    @recommended_series_cache.cache_on_arguments(namespace='trakt', function_key_generator=create_key_from_series)
+    @recommended_series_cache.cache_on_arguments(namespace='trakt', function_key_generator=create_key_from_trakt_series)
     def _create_recommended_show(self, show, subcat=None):
         """Create the RecommendedShow object from the returned showobj."""
         rec_show = RecommendedShow(