HW_6.py

# start with creating class and dictionary
command_start = ">command: "
phone_book = {"kelly": 4725692, "lore": 542652}

#print(new_list)

while True:
    print(command_start)
    input_user = input()
    input_list = input_user.split()
    command = input_list[0]
    if command == "add":
        name = input_list[1]
        number = input_list[2]
        phone_book[name] = number
        phone_book_no[number] = name
        print("The account for %s with number %011d has been added." % (name, int(number)))
    elif command == "query":
        number = input_list[1]
        if number.isdigit():
            number = int(input_list[1])
            name = phone_book_no.get(number,"Missing")

            if name == "Missing":
                print("This account is not included in the phonebook, please try again.")
            else:
                print("The number %011d is linked to %s." % (number, name))


        else:
            name = input_list[1]
            name_no = phone_book.get(name,"Missing")

            if name_no == "Missing":
                print("This account is not included in the phonebook, please try again.")
            else:
                print("The number %s is linked to %s." % (name_no, name))
    else:
        print("This action is invalid, please try again.")

#print(phone_book)