Update app.py

app.py

@@ -91,9 +91,7 @@ class ConversationBot:
     def __init__(self, load_dict):
         # load_dict = {'VisualQuestionAnswering':'cuda:0', 'ImageCaptioning':'cuda:1',...}
         print(f"Initializing VisualChatGPT, load_dict={load_dict}")
-        if 'ImageCaptioning' not in load_dict:
-            raise ValueError("You have to load ImageCaptioning as a basic function for VisualChatGPT")
-
+   
         self.models = {}
         # Load Basic Foundation Models
         for class_name, device in load_dict.items():