Suppose you have a sentineled, doubly-linked list class as specified in project 1 and an object of that class called numbers. The code segment below correctly performs an insertion sort on that list, but the list interactions have been removed. Using no spaces at all in your answers, fill in the missing code.

for k in range (1, len (numbers)): cur = numbers. while j 0 and numbers. cur : try. numbers. except: numbers