Python - Methods and Behavior Definition
Which of the following is the correct way to define an instance method inside a Python class?
Which of the following is the correct way to define an instance method inside a Python class?
easy📝 Syntax Q12 of Q15
Step-by-Step Solution
Solution:
Step 1: Recall instance method syntax
Instance methods must haveselfas the first parameter to access the object's data.Step 2: Check each option
def method_name(): missesself, def method_name(cls): usesclswhich is for class methods, and def method_name(*args): uses a generic parameter which is not standard for instance methods.Final Answer:
def method_name(self): -> Option DQuick Check:
Instance method = first param self [OK]
Quick Trick: Instance methods always start with self parameter [OK]
Common Mistakes:
MISTAKES- Omitting self in method definition
- Using cls instead of self for instance methods
- Using no parameters or *args incorrectly
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