update

app.py

@@ -28,6 +28,8 @@ class CodeUI(WebUI):
     
     def construct_ui(self):
         with gr.Blocks(css=gc.CSS) as demo:
+            gr.Markdown("""# Agents""")
+            gr.Markdown("""**Agents** is an open-source library/framework for building autonomous language agents.if you want to know more about **Agents**, please check our<a href="https://arxiv.org/pdf/2309.07870.pdf">📄 Paper</a> and<a href="http://www.aiwaves-agents.com/">📦 Github</a>. Here is a demo of **Agents**.""")
             with gr.Row():
                 with gr.Column():
                     self.text_api = gr.Textbox(
@@ -121,6 +123,8 @@ class CodeUI(WebUI):
             self.data_history.append({agent_name: token})
         elif state % 10 == 1:
             # Same state. Need to add new bubble in same bubble.
+            if len(self.data_history) == 0:
+                self.data_history.append({agent_name:""})
             self.data_history[-1][agent_name] += token
         elif state % 10 == 2:
             # New state. Need to add new bubble.