Q.mandevilla plant
Is this a good plant for hummingbirds and can I leave it out in the winter?

Mandevilla needs to be protected from temperatures below 60 degrees F.
Here are some links that will help you with care information and how to winter over this plant.
https://www.gardeningknowhow.com/ornamental/vines/mandevilla/mandevilla-plant.htm
https://www.gardeningknowhow.com/ornamental/vines/mandevilla/winterizing-mandevillas.htm
Here is an article on attracting Hummingbirds to your garden.
https://www.gardeningknowhow.com/garden-how-to/beneficial/attracting-hummingbirds.htm