In this following code, what is __password?class User: id = 89 name = "no name" __password = None def __init__(self, new_name=None): self.is_new = True if new_name is not None: self.name = new_name
Question
In this following code, what is __password?class User: id = 89 name = "no name" __password = None def init(self, new_name=None): self.is_new = True if new_name is not None: self.name = new_name
Solution
In the given code, password is a private variable. It is denoted by the double underscore prefix "". This means that the variable is intended to be used only within the class and cannot be accessed directly from outside the class.
The class "User" has several attributes and methods. The attribute "id" is set to 89, the attribute "name" is set to "no name", and the attribute "__password" is set to None.
The class also has a constructor method "init" which takes an optional parameter "new_name". Inside the constructor, a variable "is_new" is set to True. If the "new_name" parameter is provided, the "name" attribute is updated with the value of "new_name".
Since "__password" is a private variable, it cannot be accessed directly from outside the class. However, it can be accessed and modified using getter and setter methods or through other class methods.
Similar Questions
In this following code, what is User?class User: id = 89 name = "no name" __password = None def __init__(self, new_name=None): self.is_new = True if new_name is not None: self.name = new_name
In this following code, what is is_new?class User: id = 89 name = "no name" __password = None def __init__(self, new_name=None): self.is_new = True if new_name is not None: self.name = new_name
What do these lines print?>>> class User:>>> id = 89>>> name = "no name">>> __password = None>>> >>> def __init__(self, new_name=None):>>> self.is_new = True>>> if new_name is not None:>>> self.name = new_name>>> >>> u = User()>>> u.is_new
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What do these lines print?class Base(): """ My base class """ __nb_instances = 0 def __init__(self): Base.__nb_instances += 1 self.id = Base.__nb_instancesclass User(Base): """ My User class """ passu = User()print(u.id)
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