PyType (@Nullable PyType returnType, @NotNull PsiElement resolveAnchor) { final PyClass coroutine = PyPsiFacade.getInstance(resolveAnchor.getProject()).createClassByQName(COROUTINE, resolveAnchor); return coroutine != null ? new PyCollectionTypeImpl(coroutine, false, Arrays.asList(null, null, returnType)) : null; }