Which type of method in Python is not bound to either the class or instances and does not receive the class or instance as its first argument?Instance method
Question
Which type of method in Python is not bound to either the class or instances and does not receive the class or instance as its first argument?
- Instance method
Solution
The type of method in Python that is not bound to either the class or instances and does not receive the class or instance as its first argument is known as a static method.
Explanation
-
Static Method: Defined with the
@staticmethod
decorator, a static method can be called on the class itself, or instances of the class, without requiring a reference to either. It does not have access to the instance (self
) or class (cls
) variables, making it fundamentally different from instance and class methods. -
Use Cases: Static methods are typically used to encapsulate functions that are relevant to the class but do not require access to class or instance data. They serve as utility functions that can operate independently of class state.
-
Example:
class MyClass: @staticmethod def my_static_method(param1): return param1 * 2 # Call static method result = MyClass.my_static_method(5) print(result) # Output: 10
In this example, my_static_method
can be called on the class without needing an instance, and it does not access any instance-specific or class-specific data.
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