curds: Remove old playlist node less-than operator

We're comparing sort keys directly now, and not nodes

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

curds/playlist/node.py

@@ -24,9 +24,6 @@ class PlaylistNode:
         if c != None:
             c.prev_child = b
 
-    def __lt__(self, rhs):
-        return self.sort_key() < rhs.sort_key()
-
     def __insert_node__(self, child, index):
         self.children.insert(index, child)
         self.__link_children__(self.nth_child(index - 1), child,

curds/playlist/playlist.py

@@ -24,9 +24,6 @@ class Playlist(node.PlaylistNode):
     def __len__(self):
         return len(self.list)
 
-    def __lt__(self, other):
-        return self.name < other.name
-
     def __str__(self):
         l = len(self.list)
         return f"{self.name}\n{l} Track{'s' if l != 1 else ''}"

curds/playlist/test_node.py

@@ -27,14 +27,6 @@ class TestPlaylistNode(unittest.TestCase):
         self.assertEqual(str(n), "<big>Test Node</big>")
         self.assertEqual(node.nodes.get(id(n)), n)
 
-    def test_node_less_than(self):
-        a = node.PlaylistNode("a")
-        b = node.PlaylistNode("b")
-
-        self.assertTrue( a < b)
-        self.assertFalse(b < a)
-        self.assertFalse(a < a)
-
     def test_node_alloc(self):
         root = node.PlaylistNode()
         a    = root.alloc_node("A")

curds/playlist/test_playlist.py

@@ -65,13 +65,6 @@ class TestPlaylist(unittest.TestCase):
         self.add_tracks([1, 2])
         self.assertEqual(len(self.plist), 2)
 
-    def test_playlist__lt__(self):
-        a = playlist.Playlist("A")
-        b = playlist.Playlist("B")
-        self.assertTrue( a < b)
-        self.assertFalse(b < a)
-        self.assertFalse(a < a)
-
     def test_playlist__str__(self):
         self.assertEqual(str(self.plist), "Test Playlist\n0 Tracks")
         self.add_tracks([1])