Dunder or magic methods in Python are the methods having two prefix and suffix underscores in the method name. Dunder here means “Double Under (Underscores)”. # These are commonly used for operator ...

Dunder methods allow developers to emulate built-in methods, and it's also how operator overloading is implemented in Python Python has a set of magic methods that can be used to enrich data classes; ...

print(calc.add(5)) # Output: 5 (only a is used) print(calc.add(5, 10)) # Output: 15 (a and b are used) print(calc.add(5, 10, 15)) # Output: 30 (a, b, and c are used) ...