python special method names
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Python special method names, also known as dunder (double underscore) methods or magic methods, provide a way to define how objects of a class behave with respect to certain operations. These methods are surrounded by double underscores on both sides of their names. Understanding and implementing these special methods can greatly enhance the functionality and versatility of your Python classes.
The _init_ method is called when an object is created. It is used to initialize the attributes of the object.
_str_ is used to return a human-readable string representation of the object, while _repr_ is used for the unambiguous representation.
The _len_ method allows you to define the behavior of the len() function for instances of your class.
The _add_ method enables the use of the + operator with instances of your class.
Implementing _getitem_ and _setitem_ allows instances of your class to be accessed and modified using square bracket notation.
These are just a few examples of the many special methods available in Python. By understanding and using these methods, you can customize the behavior of your classes to suit your specific needs.
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