Python - Custom Exceptions
How do you correctly define a custom exception class named
DataError in Python?How do you correctly define a custom exception class named DataError in Python?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Syntax for class definition
In Python, classes are defined using theclasskeyword followed by the class name and optional inheritance in parentheses.Step 2: Inherit from Exception
To create a custom exception, inherit fromExceptionso it behaves like a standard exception.Step 3: Use pass if no extra code
If no additional methods or attributes are needed, usepassinside the class body.Final Answer:
class DataError(Exception): pass -> Option AQuick Check:
Class keyword + inherit Exception + pass for empty body [OK]
Quick Trick: Use 'class ClassName(Exception): pass' to define custom exceptions [OK]
Common Mistakes:
- Using def instead of class
- Not inheriting from Exception
- Using invalid keywords like 'exception'
Master "Custom Exceptions" in Python
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