'update vocab path'

app.py

@@ -44,8 +44,8 @@ model.load_state_dict(checkpoint)
 
 print('Loaded model from checkpoint')
 
-def load_vocab(directory):
-    file_path = os.path.join(directory, 'vocab.pkl')
+def load_vocab(file_path):
+    file_path = os.path.join(file_path)
     with open(file_path, 'rb') as input:
         vocab = pickle.load(input)
     print(f"Vocabulary loaded from {file_path}")