# Write a Python program to Convert Matrix to Custom Tuple Matrix # Python3 code to demonstrate working of # Convert Matrix to Custom Tuple Matrix# Using zip() + loop  # initializing liststest_list = [[4, 5, 6], [6, 7, 3], [1, 3, 4]]  # printing original listprint("The original list is : " + str(test_list))  # initializing List elements add_list = ['Gfg', 'is', 'best']  # Convert Matrix to Custom Tuple Matrix# Using zip() + loopres = []for idx, ele in zip(add_list, test_list):    for e in ele:        res.append((idx, e))  # printing result print("Matrix after conversion : " + str(res))