Update app2.py

app2.py

@@ -277,7 +277,7 @@ def check_website(url):
             print(f"The website {url} is accessible.")
         else:
             print(f"The website {url} returned status code: {response.status_code}")
-            notebook()
+            notbook()
     except requests.exceptions.RequestException as e:
         print(f"An error occurred while trying to access {url}: {e}")