I believe the parent is saying string_to_store = userstring + extra space dynamo.store(key, string_to_store) ... stored_string = dynamo.retri

I believe the parent is saying string_to_store = userstring + extra space dynamo.store(key, string_to_store) ... stored_string = dynamo.retrieve(key) user_string = stored_string - extra space That way the user puts a string in and gets the same string out. No problem.