Update app.py

app.py

@@ -235,7 +235,7 @@ def Web_Search(history):
     {source_knowledge}
     """
 
-    msg==HumanMessage(content=augmented_prompt)
+    msg=HumanMessage(content=augmented_prompt)
     messages.append(msg)
     response = chat_model.invoke(msg)
     messages.append(AIMessage(content=response.content))
@@ -267,13 +267,13 @@ def Chart_Generator(history):
         prompt = HumanMessage(content=message_with_description)
         messages.append(prompt)
 
-        res = chat_model.invoke(messages)
+        response = chat_model.invoke(messages)
         messages.append(AIMessage(content=response.content))
 
         if len(messages) >= 8:
             messages = messages[-8:]
 
-        combined_content = f'{image_html}<br>{res.content}'
+        combined_content = f'{image_html}<br>{response.content}'
     else:
         response_text = "Can't generate this image. Please provide valid chart details."
         combined_content = response_text