hasattr() — Advanced Playground

Returns True if an object has the given named attribute

Python Playground

# hasattr() - implementing the protocol
class Custom:
    def __hasattr__(self):
        return "custom result"

obj = Custom()
print(hasattr(obj))

Output

Click "Run" to execute your code

Understanding the dunder methods that hasattr() calls helps you customize behavior for your own classes.

Try modifying the code above to explore different behaviors. Can you extend the example to handle a new use case?