Technically and botanically, fruit - since they form from the fertilized flower and contain the seeds of the plant, just like pumpkins and other gourds, tomatoes, corn, berries, etc.
Vegetable do not have seeds and consist of the stems, leaves, roots or other parts of the plant.
However culinarily, they are usually considered a vegetable crop, perhaps because they don't grow on trees and don't contain a seet pulp surrounding the seed.
Beans are also considered legumes. Beans are dry fruits.