update type error

miguelHx · miguelHx · commit 7d9ae3e6af30 · 2019-07-01T20:44:18.000-07:00
diff --git a/Python/chapter02/2.4 - Partition/miguel_2.4_soln.py b/Python/chapter02/2.4 - Partition/miguel_2.4_soln.py
@@ -92,7 +92,7 @@ def pop_head(self) -> Optional[Node]:
 
     def append(self, ll: object):
         if not isinstance(ll, LinkedList):
-            raise TypeError(...)
+            raise TypeError('not a linked list')
         self.tail.next = ll.head
 
     def __repr__(self):
