Fix Gradio compatibility issues: move theme to Blocks, add api_name, update Gradio version

app.py

@@ -119,7 +119,13 @@ def reset_chat():
     return []  
 
 
-with gr.Blocks(title="Agricultural Research AI Agent") as demo:
+try:
+    theme = gr.themes.Soft()
+    blocks_kwargs = {"title": "Agricultural Research AI Agent", "theme": theme}
+except (AttributeError, ImportError):
+    blocks_kwargs = {"title": "Agricultural Research AI Agent"}
+
+with gr.Blocks(**blocks_kwargs) as demo:
     gr.Markdown("""
     # 🌾 Agricultural Research AI Agent
     
@@ -183,13 +189,15 @@ with gr.Blocks(title="Agricultural Research AI Agent") as demo:
     submit_btn.click(
         fn=chat_with_agent,
         inputs=[msg, chatbot, api_key_input],
-        outputs=[msg, chatbot]
+        outputs=[msg, chatbot],
+        api_name="chat_with_agent_submit"
     )
     
     msg.submit(
         fn=chat_with_agent,
         inputs=[msg, chatbot, api_key_input],
-        outputs=[msg, chatbot]
+        outputs=[msg, chatbot],
+        api_name="chat_with_agent_enter"
     )
     
     reset_btn.click(
@@ -208,5 +216,5 @@ with gr.Blocks(title="Agricultural Research AI Agent") as demo:
     """)
 
 if __name__ == "__main__":
-    demo.launch(share=False, server_name="0.0.0.0", server_port=7860, theme=gr.themes.Soft())
+    demo.launch(share=False, server_name="0.0.0.0", server_port=7860)
 

requirements.txt

@@ -1,4 +1,4 @@
-gradio>=4.0.0
+gradio>=4.44.0
 litellm>=1.0.0
 python-dotenv>=1.0.0
 datasets>=2.14.0