Fix pylint error
Fix pylint error

cpacia/OpenBazaar-Server,OpenBazaar/OpenBazaar-Server,saltduck/OpenBazaar-Server,saltduck/OpenBazaar-Server,cpacia/OpenBazaar-Server,OpenBazaar/Network,saltduck/OpenBazaar-Server,OpenBazaar/OpenBazaar-Server,OpenBazaar/Network,cpacia/OpenBazaar-Server,OpenBazaar/OpenBazaar-Server,OpenBazaar/Network