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Methods and Encapsulation: instance/class/static methods, private attributes (_var, __var), getters and setters, @property

  1. Write a Python program to create an instance method to display student details ?
  2. Write a Python program to create an instance method to calculate student average marks ?
  3. Write a Python program to demonstrate a class method using `@classmethod` ?
  4. Write a Python program to change a class attribute using a class method ?
  5. Write a Python program to create a static method to check whether a number is even ?
  6. Write a Python program to create a static method to calculate simple interest ?
  7. Write a Python program to demonstrate protected attribute using single underscore `_var` ?
  8. Write a Python program to access private data using a getter method ?
  9. Write a Python program to use `@property` to access private employee salary ?
  10. Write a Python program to update private salary using `@property.setter` ?
  11. Write a Python program to validate age using setter method ?
  12. Write a Python program to validate bank balance using encapsulation ?
  13. Write a Python program to use a static method for password validation ?
  14. Write a Python program to count objects using a class method and class attribute ?
  15. Write a Python program to create a product class using private price and property methods ?
  16. Write a Python program to prevent negative product price using `@property.setter` ?
  17. Write a Python program to create an employee payroll system using encapsulation ?
  18. Write a Python program to create a class method that builds an object from a string ?

  19. Write a Python program to develop a Bank Account Management System using private attributes, instance methods, static methods, and property methods ?

  20. Write a Python program to demonstrate name mangling for private attributes ?
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