--- a/eric6/WebBrowser/GreaseMonkey/GreaseMonkeyManager.py Sun Apr 11 12:38:16 2021 +0200 +++ b/eric6/WebBrowser/GreaseMonkey/GreaseMonkeyManager.py Sun Apr 11 16:53:48 2021 +0200 @@ -206,11 +206,7 @@ @param fullName full name of the script (string) @return flag indicating the existence (boolean) """ - for script in self.__scripts: - if script.fullName() == fullName: - return True - - return False + return any(script.fullName() == fullName for script in self.__scripts) def enableScript(self, script): """