@Override public boolean isAsyncAllowed() { final LanguageLevel languageLevel = LanguageLevel.forElement(this); final String functionName = getName(); return languageLevel.isAtLeast(LanguageLevel.PYTHON35) && (functionName == null || ArrayUtil.contains( functionName, PyNames.AITER, PyNames.ANEXT, PyNames.AENTER, PyNames.AEXIT) || !PyNames.getBuiltinMethods(languageLevel).containsKey(functionName)); }