def METHOD_NAME(self, previous_description):
    if previous_description != [""]:
        print("(--> Type enter directly to keep previous value !)")
    description = [""]
    while True:
        user_input = input()
        # 👇️ if user pressed Enter without a value, break out of loop
        if user_input == "":
            break
        else:
            description.append(user_input)
    if description == [""]:
        description = previous_description
    return description