def create_linked_list(polygon_coords_list):
polygon_linked_list = DoublyLinkedList()
polygon_linked_list.insert_in_emptylist([polygon_coords_list[0][0], polygon_coords_list[0][1]])
for x in range(len(polygon_coords_list)):
if x != 0:
polygon_linked_list.insert_at_end(polygon_coords_list[x].copy())
polygon_linked_list.circularize()
return polygon_linked_list
