when we open the filewe open it in read mode because python only needs to read from the file at we use the json load(function to load the information stored in numbers jsonand we store it in the variable numbers finally we print the recovered list of numbers and see that it' the same list created in number_writer py[ this is simple way to share data between two programs saving and reading user-generated data saving data with json is useful when you're working with user-generated databecause if you don' store your user' information somehowyou'll lose it when the program stops running let' look at an example where we prompt the user for their name the first time they run program and then remember their name when they run the program again let' start by storing the user' nameremember_ me py import json username input("what is your name"filename 'username jsonwith open(filename' 'as f_objv json dump(usernamef_objw print("we'll remember you when you come backusername "!"at we prompt for username to store nextwe use json dump()passing it username and file objectto store the username in file then we print message informing the user that we've stored their information wwhat is your nameeric we'll remember you when you come backericnow let' write new program that greets user whose name has already been storedgreet_user py import json filename 'username jsonu with open(filenameas f_objusername json load(f_objprint("welcome backusername "!"