Update app.py

app.py

@@ -70,7 +70,7 @@ if st.button("Generate Presentation"):
         query_json = {
             "input_text": question,
             "output_format": "json",
-            "json_structure": {"slides": "{{presentation_slides}}"},
+            "max_tokens": 150,
         }
 
         # Send the query to OpenAI
@@ -79,11 +79,15 @@ if st.button("Generate Presentation"):
             prompt=json.dumps(query_json),
             max_tokens=150,
         )
-        
+
         try:
             response = json.loads(completion.choices[0].text)
             
-            slide_data = response["slides"]
+            if "slides" in response:
+                slide_data = response["slides"]
+            else:
+                st.error("No slides found in the response. Please try again.")
+                st.stop()
 
             prs = Presentation()