# Write a Python program to Skew Nested Tuple Summation # Python3 code to demonstrate working of # Skew Nested Tuple Summation# Using infinite loop  # initializing tupletest_tup = (5, (6, (1, (9, (10, None)))))  # printing original tupleprint("The original tuple is : " + str(test_tup))  res = 0while test_tup:    res += test_tup[0]          # assigning inner tuple as original    test_tup = test_tup[1]  # printing result print("Summation of 1st positions : " + str(res)) 