Monday, 28 April 2025

Python Coding challenge - Day 455| What is the output of the following Python Code?

 


Code Explanation:

1. Class Definition

class MyClass:
This line defines a class named MyClass.
A class is used to create objects that have data and behavior.

2. Constructor Method __init__

def __init__(self, x):
    self.x = x
__init__ is the constructor method.
It runs automatically when you create an object from the class.
It initializes the object's x attribute with the value you pass during object creation.

3. Incorrect Indentation of __call__

   def __call__(self, y):
        return self.x + y
It should be at the same level as __init__, not inside it.

4. Creating an Object

obj = MyClass(10)
Creates an object obj of MyClass.Passes 10 to the constructor, so self.x = 10.

5. Calling the Object

print(obj(5))
Calls the object obj with argument 5.
Python executes obj.__call__(5).
Inside __call__, it returns self.x + y, which is 10 + 5 = 15.
print displays 15.

Final Output

15


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