Update app.py

app.py

@@ -163,7 +163,7 @@ def chat(message, history):
     print("###")
     print(text_values[0])
     print("###")
-    if len(image values) > 0:
+    if len(image_values) > 0:
         print(image_values[0])
         download_link = f"https://platform.openai.com/storage/files/{image_values[0]}"
     print("###")