def CheckAppId(request_trusted, request_app_id, app_id):
 assert app_id
 Check((request_trusted or (app_id == request_app_id)), ('app "%s" cannot access app "%s"\'s data' % (request_app_id, app_id)))

def CheckAppId ( request_trusted , request_app_id , app_id ) : assert app_id Check ( ( request_trusted or ( app_id == request_app_id ) ) , ( 'app "%s" cannot access app "%s"\'s data' % ( request_app_id , app_id ) ) )
check that this is the stub for app_id .