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Which of the following is the correct way to check the MRO of a class MyClass in Python?

easy📝 Syntax Q12 of Q15
Python - Multiple Inheritance and Method Resolution
Which of the following is the correct way to check the MRO of a class MyClass in Python?
Aprint(MyClass.__mro__)
Bprint(MyClass.get_mro())
Cprint(MyClass.MRO())
Dprint(MyClass.mro)
Step-by-Step Solution
Solution:
  1. Step 1: Recall MRO access methods

    Python provides __mro__ attribute and mro() method to check MRO.
  2. Step 2: Identify correct syntax

    MyClass.__mro__ is a tuple showing MRO; MyClass.mro() is a method returning a list. print(MyClass.__mro__) uses __mro__ correctly with print.
  3. Final Answer:

    print(MyClass.__mro__) -> Option A
  4. Quick Check:

    Use __mro__ attribute to check MRO [OK]
Quick Trick: Use ClassName.__mro__ to see MRO tuple [OK]
Common Mistakes:
MISTAKES
  • Using non-existent get_mro() method
  • Forgetting parentheses for mro() method
  • Trying to print mro without calling it

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