Add lyricStreams() convenience method (#1303)

* Move videoStreams, audioStreams, lyricStreams to Playable

* Add lyricStreams to Playable

* Simplify returning list of streams

* Add test for track.lyricStreams()

plexapi/base.py

@@ -771,6 +771,30 @@ class Playable:
             for part in item.parts:
                 yield part
 
+    def videoStreams(self):
+        """ Returns a list of :class:`~plexapi.media.videoStream` objects for all MediaParts. """
+        if self.isPartialObject():
+            self.reload()
+        return sum((part.videoStreams() for part in self.iterParts()), [])
+
+    def audioStreams(self):
+        """ Returns a list of :class:`~plexapi.media.AudioStream` objects for all MediaParts. """
+        if self.isPartialObject():
+            self.reload()
+        return sum((part.audioStreams() for part in self.iterParts()), [])
+
+    def subtitleStreams(self):
+        """ Returns a list of :class:`~plexapi.media.SubtitleStream` objects for all MediaParts. """
+        if self.isPartialObject():
+            self.reload()
+        return sum((part.subtitleStreams() for part in self.iterParts()), [])
+
+    def lyricStreams(self):
+        """ Returns a list of :class:`~plexapi.media.LyricStream` objects for all MediaParts. """
+        if self.isPartialObject():
+            self.reload()
+        return sum((part.lyricStreams() for part in self.iterParts()), [])
+
     def play(self, client):
         """ Start playback on the specified client.
 

plexapi/video.py

@@ -97,42 +97,6 @@ class Video(PlexPartialObject, PlayedUnplayedMixin):
         """ Returns str, default title for a new syncItem. """
         return self.title
 
-    def videoStreams(self):
-        """ Returns a list of :class:`~plexapi.media.videoStream` objects for all MediaParts. """
-        streams = []
-
-        if self.isPartialObject():
-            self.reload()
-
-        parts = self.iterParts()
-        for part in parts:
-            streams += part.videoStreams()
-        return streams
-
-    def audioStreams(self):
-        """ Returns a list of :class:`~plexapi.media.AudioStream` objects for all MediaParts. """
-        streams = []
-
-        if self.isPartialObject():
-            self.reload()
-
-        parts = self.iterParts()
-        for part in parts:
-            streams += part.audioStreams()
-        return streams
-
-    def subtitleStreams(self):
-        """ Returns a list of :class:`~plexapi.media.SubtitleStream` objects for all MediaParts. """
-        streams = []
-
-        if self.isPartialObject():
-            self.reload()
-
-        parts = self.iterParts()
-        for part in parts:
-            streams += part.subtitleStreams()
-        return streams
-
     def uploadSubtitles(self, filepath):
         """ Upload Subtitle file for video. """
         url = f'{self.key}/subtitles'

tests/test_audio.py

@@ -394,6 +394,10 @@ def test_audio_Track_artist(album, artist):
     assert tracks[0].artist() == artist
 
 
+def test_audio_Track_lyricStreams(track):
+    assert not track.lyricStreams()
+
+
 def test_audio_Track_mixins_images(track):
     test_mixins.attr_artUrl(track)
     test_mixins.attr_posterUrl(track)