python data structure

Task 4: Emirates A data set of emperors along with their years they died have been given in a text file attached with this document. Write a function SortEmpire() that takes list of objects of empire. The object consists of empire name and the year. The function should return a python list of containing objects in chronological order. The complete task should be executed in O(n). File Format Each line of the file contains two values N and Y separated by comma. Nis the name of the emperors and Y is the year they died. Sample File: Tsiimba Mukuumbi, 1894 Cyrus the Great, 530 Bardiya, 522 Xerxes I, 486 Bivula Bangi, 1929 def SortEmpire (file): // your code goes here Example: print (SortEmpire ("emperors.txt")) #the function should return Xerxes I, 486 Bardiya, 522 Cyrus the Great, 530 Tsiimba Mukuumbi, 1894 Bivula Bangi, 1929