Which of the following is the correct syntax to define the less than operator < in a Python class?

easy📝 Syntax Q12 of 15

Python - Magic Methods and Operator Overloading

Which of the following is the correct syntax to define the less than operator < in a Python class?

Adef __lt__(self):

Bdef __less_than__(self, other):

Cdef __less__(self, other):

Ddef __lt__(self, other):

Step-by-Step Solution

Solution:

Step 1: Recall the magic method name for <
The method for < is __lt__ and it takes two parameters: self and other.
Step 2: Check method signature correctness
Correct syntax is def __lt__(self, other):. Other options have wrong names or missing parameters.
Final Answer:
def __lt__(self, other): -> Option D
Quick Check:
Less than operator uses __lt__(self, other) [OK]

Quick Trick: Magic methods for comparisons always take self and other [OK]

Common Mistakes:

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