feat: theoretically fetching feature songs

music_kraken/pages/genius.py

@@ -182,7 +182,7 @@ class Genius(Page):
         return results
 
     def fetch_artist(self, source: Source, stop_at_level: int = 1) -> Artist:
-        artist = Artist()
+        artist: Artist = Artist()
         # https://genius.com/api/artists/24527/albums?page=1
 
         r = self.connection.get(source.url, name=source.url)
@@ -200,7 +200,26 @@ class Genius(Page):
             artist = self.parse_api_object(data.get("artist", {}))
             
             for e in data.get("artist_albums", []):
-                artist.album_collection.append(self.parse_api_object(e))
+                r = self.parse_api_object(e)
+                if not isinstance(r, Album):
+                    continue
+
+                artist.album_collection.append(r)
+            
+            for e in data.get("artist_songs", []):
+                r = self.parse_api_object(e)
+                if not isinstance(r, Song):
+                    continue
+
+                """
+                TODO
+                fetch the album for these songs, because the api doesn't 
+                return them
+                """
+
+                artist.album_collection.extend(r.album_collection)
+
+        artist.source_collection.append(source)
 
         return artist