Update handle regeneration

app.py

@@ -117,69 +117,22 @@ def handle_regeneration(chatbot, task_history):
     """Handle the regeneration of the last response."""
     print("Regenerate clicked")
     print("Before:", task_history, chatbot)
-    input_field = chatbot[-1] if chatbot else None
-    if not input_field or not isinstance(input_field, tuple) or len(input_field) != 2:
+    if not task_history:
         return chatbot
-    
-    if not input_field.value:
-        predefined_query = "Describe this image for me..."
-        input_field.update(value=predefined_query)
-        handle_text_input(chatbot, task_history, predefined_query)
+    item = task_history[-1]
+    if item[1] is None:
+        return chatbot
+    task_history[-1] = (item[0], None)
+    chatbot_item = chatbot.pop(-1)
+    if chatbot_item[0] is None:
+        chatbot[-1] = (chatbot[-1][0], None)
     else:
-        item = task_history[-1]
-        if item[1] is None:
-            return chatbot
-        task_history[-1] = (item[0], None)
-        chatbot_item = chatbot.pop(-1)
-        if chatbot_item[0] is None:
-            chatbot[-1] = (chatbot[-1][0], None)
-        else:
-            chatbot.append((chatbot_item[0], None))
-        print("After:", task_history, chatbot)
-    
+        chatbot.append((chatbot_item[0], None))
+    print("After:", task_history, chatbot)
     return get_chat_response(chatbot, task_history)
 
-# Custom CSS
-css = '''
-    @import url('https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css');
-    
-    .gradio-button, .gradio-upload-button {
-        border: none;
-        border-radius: 4px;
-        cursor: pointer;
-        font-size: 16px;
-        margin: 2px;
-    }
-    
-    .gradio-button {
-        background-color: #008CBA;
-        color: white;
-    }
-    
-    .gradio-button:hover {
-        background-color: #005f5f;
-    }
-    
-    .gradio-upload-button input {
-        display: none;
-    }
-    
-    .gradio-upload-button {
-        background-color: #008CBA;
-        color: white;
-        padding: 10px 20px;
-    }
-    
-    .gradio-upload-button:hover {
-        background-color: #005f5f;
-    }
-    
-    .control-width {
-        width: 100%;
-    }
-'''
 
-with gr.Blocks(css=css) as demo:
+with gr.Blocks(theme='gradio/soft') as demo:
     gr.Markdown("# Qwen-VL Multimodal-Vision-Insight")
     gr.Markdown(
         "## Developed by Keyvan Hardani (Keyvven on [Twitter](https://twitter.com/Keyvven))\n"
@@ -207,7 +160,7 @@ with gr.Blocks(css=css) as demo:
 
     submit_btn.click(clear_input, [], [query])
     clear_btn.click(clear_history, [task_history], [chatbot], show_progress=True)
-    regen_btn.click(handle_regeneration, [chatbot, task_history, query], [chatbot], show_progress=True)
+    regen_btn.click(handle_regeneration, [chatbot, task_history], [chatbot], show_progress=True)
     upload_btn.upload(handle_file_upload, [chatbot, task_history, upload_btn], [chatbot, task_history], show_progress=True)