[text] Private instance variables that cannot be accessed except from inside an object dont exist in Python. However there is a convention that is followed by most Python code a name prefixed with an underscore e.g. spam should be treated as a nonpublic part of the API whether it is a function a method or a data member. It should be considered an imple mentation detail and subject to change without notice. B BTl 4 i have private varg.ables Ianguages that are wrong