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What is wrong with this inventory initialization?

medium📝 Analysis Q7 of Q15
LLD - Design — Online Shopping Cart
What is wrong with this inventory initialization? 
inventory = dict('apple': 10, 'orange': 5)
AKeys must be integers
BNo error, valid initialization
CValues cannot be integers
DIncorrect syntax for dict() function
Step-by-Step Solution
Solution:

  1. Step 1: Recall correct dict() syntax

    dict() requires keyword arguments or iterable of pairs, not colon-separated pairs.

  2. Step 2: Identify syntax error

    Using colon inside dict() call is invalid syntax.

  3. Final Answer:

    Incorrect syntax for dict() function -> Option D

  4. Quick Check:

    dict() syntax error = Incorrect syntax for dict() function [OK]
Quick Trick: Use dict(key=value) or dict([(key, value)]) syntax [OK]
Common Mistakes:
MISTAKES
  • Using colon inside dict() call
  • Assuming keys must be integers

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