[Solved] What is wrong with this __init__ method?class Book: def __init__(title, author): self.title = title self.author = author | Python

Python - Constructors and Object Initialization

What is wrong with this __init__ method?

class Book:
    def __init__(title, author):
        self.title = title
        self.author = author

AThe method name should be <code>init__</code>.

BThe <code>self</code> parameter is missing as the first argument.

CThe attributes should not use <code>self</code>.

DThe class name should be lowercase.

Step-by-Step Solution

Solution:

Step 1: Check method parameters
The first parameter of __init__ must be self to refer to the instance.
Step 2: Identify error
Here, self is missing, so title is treated as self, causing errors.
Final Answer:
The self parameter is missing as the first argument. -> Option B
Quick Check:
__init__ always needs self first [OK]

Quick Trick: self must be first parameter in __init__ [OK]

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