revert changes to identifier and minor fixes

troi/patches/lb_radio_classes/playlist.py

@@ -40,7 +40,7 @@ def read(self, entities):
         self.local_storage["data_cache"]["element-descriptions"].append(f"playlist {self.mbid}")
 
         # Fetch the recordings, then shuffle
-        mbid_list = [r["identifier"][0][34:] for r in r.json()["playlist"]["track"]]
+        mbid_list = [r["identifier"][34:] for r in r.json()["playlist"]["track"]]
         shuffle(mbid_list)
 
         # Select and convert the first n MBIDs into Recordings

troi/playlist.py

@@ -63,7 +63,7 @@ def _serialize_to_jspf(playlist, created_for=None, track_count=None):
             track["creator"] = e.artist_credit.name if e.artist_credit else ""
 
         track["title"] = e.name
-        track["identifier"] = ["https://musicbrainz.org/recording/" + str(e.mbid)]
+        track["identifier"] = "https://musicbrainz.org/recording/" + str(e.mbid)
 
         loc = e.musicbrainz.get("filename", None)
         if loc is not None:
@@ -109,20 +109,21 @@ def _deserialize_from_jspf(data) -> Playlist:
 
     for track in data["track"]:
         identifier = track["identifier"]
-        if isinstance(track["identifier"], str):
-            identifier = [identifier]
-        mbid = None
-        for id in identifier:
-            if id.startswith("https://musicbrainz.org/recording/") or id.startswith("http://musicbrainz.org/recording/"):
-                mbid = id.split("/")[-1]
-                break
+
+        if identifier.startswith("https://musicbrainz.org/recording/") or \
+                identifier.startswith("http://musicbrainz.org/recording/"):
+            mbid = identifier.split("/")[-1]
+        else:
+            mbid = None
 
         recording = Recording(name=track["title"], mbid=mbid)
         if track.get("creator"):
             extension = track["extension"][PLAYLIST_TRACK_EXTENSION_URI]
             if extension.get("artist_identifiers"):
                 artist_mbids = [url.split("/")[-1] for url in extension.get("artist_identifiers")]
-                artists = [ Artist(mbid) for mbid in artist_mbids ]
+                artists = [Artist(mbid) for mbid in artist_mbids]
+            else:
+                artists = None
             recording.artist_credit = ArtistCredit(name=track["creator"], artists=artists)
 
         if track.get("album"):
@@ -429,7 +430,7 @@ class PlaylistMakerElement(Element):
         :param desc: The description of the playlist
         :param patch-slug: The patch slug (URL-safe short name) of the patch that created the playlist. Optional.
         :param max_num_recordings: The maximum number of recordings to have in the playlist. Extras are discarded. Optional argument, and the default is to keep all recordings
-        :param max_artist_occurence: The number of times and artist is allowed to appear in the playlist. Any recordings that exceed this count ared discarded. Optional, default is to keep all recordings.
+        :param max_artist_occurrence: The number of times and artist is allowed to appear in the playlist. Any recordings that exceed this count ared discarded. Optional, default is to keep all recordings.
         :param shuffle: If True, the playlist will be shuffled before being truncated. Optional. Default: False
         :param is_april_first: If True, do something very sneaky. Default: False.
     '''