Update app.py

app.py

@@ -157,7 +157,7 @@ def app_interface():
 csv_filename='feedbacko.csv'
 # Add the following code at the end of the file to handle the redirection
 def is_user_authenticated():
-    is_logged_in = "logged_in" in st.query_params()
+    is_logged_in = "logged_in" in st.experimental_get_query_params()
     return is_logged_in
 
 if __name__ == "__main__":