Fix continuations to always retrieve at least the specified limit, ev…

…en if YTMusic returns less than per_page

tests/test.py

@@ -69,15 +69,15 @@ def test_get_library_playlists(self):
         self.assertGreater(len(playlists), 0)
 
     def test_get_library_songs(self):
-        songs = youtube_brand.get_library_songs(200)
+        songs = youtube_brand.get_library_songs(100)
         self.assertGreater(len(songs), 0)
 
     def test_get_library_albums(self):
-        albums = youtube_brand.get_library_albums(50)
+        albums = youtube_brand.get_library_albums(100)
         self.assertGreater(len(albums), 0)
 
     def test_get_library_artists(self):
-        artists = youtube_brand.get_library_artists(50)
+        artists = youtube_brand.get_library_artists(100)
         self.assertGreater(len(artists), 0)
 
     def test_get_library_subscriptions(self):

ytmusicapi/parsers.py

@@ -310,16 +310,14 @@ def get_browse_id(item, index):
 
 
 def get_continuations(results, continuation_type, per_page, limit, request_func, parse_func):
-    request_count = 1
     items = []
-    while 'continuations' in results and request_count * per_page < limit:
+    while 'continuations' in results and len(items) < limit - per_page:
         ctoken = nav(results, CONTINUATION)
         additionalParams = "&ctoken=" + ctoken + "&continuation=" + ctoken
         response = request_func(additionalParams)
         results = response['continuationContents'][continuation_type]
         continuation_contents = 'contents' if 'Shelf' in continuation_type else 'items'
         items.extend(parse_func(results[continuation_contents]))
-        request_count += 1
 
     return items