added unfollow endpoint + tests

spotipy/client.py

@@ -507,6 +507,18 @@ class Spotify(object):
         '''
         return self._put("users/{}/playlists/{}/followers".format(playlist_owner_id, playlist_id))
 
+    def user_playlist_is_following(self, playlist_owner_id, playlist_id, user_ids):
+        '''
+        Check to see if the given users are following the given playlist
+
+        Parameters:
+            - playlist_owner_id - the user id of the playlist owner
+            - playlist_id - the id of the playlist
+            - user_ids - the ids of the users that you want to check to see if they follow the playlist. Maximum: 5 ids.
+
+        '''
+        return self._get("users/{}/playlists/{}/followers/contains?ids={}".format(playlist_owner_id, playlist_id, ','.join(user_ids)))
+
     def me(self):
         ''' Get detailed profile information about the current user.
             An alias for the 'current_user' method.

tests/authtests.py

@@ -91,6 +91,19 @@ class AuthTestSpotipy(unittest.TestCase):
         self.assertTrue('items' in playlists)
         self.assertTrue(len(playlists['items']) == 10)
 
+    def test_user_playlist_follow(self):
+        spotify.user_playlist_follow_playlist('plamere', '4erXB04MxwRAVqcUEpu30O')
+        follows = spotify.user_playlist_is_following('plamere', '4erXB04MxwRAVqcUEpu30O', ['plamere'])
+
+        self.assertTrue(len(follows) == 1, 'proper follows length')
+        self.assertTrue(follows[0], 'is following')
+        spotify.user_playlist_unfollow('plamere', '4erXB04MxwRAVqcUEpu30O')
+
+        follows = spotify.user_playlist_is_following('plamere', '4erXB04MxwRAVqcUEpu30O', ['plamere'])
+        self.assertTrue(len(follows) == 1, 'proper follows length')
+        self.assertFalse(follows[0], 'is no longer following')
+
+
     def test_current_user_save_and_unsave_tracks(self):
         tracks = spotify.current_user_saved_tracks()
         total = tracks['total']