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You have a utility function that formats strings and does not depend on class or instance data. How should you include it in your class design?

hard🚀 Application Q9 of Q15
Python - Class Methods and Static Methods
You have a utility function that formats strings and does not depend on class or instance data. How should you include it in your class design?
AAs an instance method to access self
BAs a static method to keep it inside the class namespace
CAs a class method to access cls
DAs a property to compute on access
Step-by-Step Solution
Solution:
  1. Step 1: Identify method dependencies

    The function does not use instance or class data.
  2. Step 2: Choose method type for utility functions

    Static methods are ideal for utility functions inside classes without self or cls.
  3. Final Answer:

    As a static method to keep it inside the class namespace -> Option B
  4. Quick Check:

    Utility functions use static methods = C [OK]
Quick Trick: Use static methods for utility functions inside classes [OK]
Common Mistakes:
MISTAKES
  • Making utility functions instance methods unnecessarily
  • Using class methods without class data

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