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526Exception vs error
527Reading a traceback
528Common exception names
529Exception messages
530`try` / `except`
531Catching specific types
532Bare `except:` (don't)
533Catching multiple exceptions
534`except ... as e`
535`else` after try
536`finally` clause
537Nested try blocks
538Re-raising exceptions
539`raise` keyword
540Raising built-in exceptions
541Raising for input validation
542`raise ... from ...`
543Suppressing chained context
544Defining an exception class
545Custom exception hierarchies
546Adding attributes to exceptions
547When to make a new exception
548`ValueError`
549`TypeError`
550`KeyError` / `IndexError`
551`AttributeError`
552`FileNotFoundError`
553`ZeroDivisionError`
554`StopIteration`
555`RuntimeError`

526Exception vs error
527Reading a traceback
528Common exception names
529Exception messages
530`try` / `except`
531Catching specific types
532Bare `except:` (don't)
533Catching multiple exceptions
534`except ... as e`
535`else` after try
536`finally` clause
537Nested try blocks
538Re-raising exceptions
539`raise` keyword
540Raising built-in exceptions
541Raising for input validation
542`raise ... from ...`
543Suppressing chained context
544Defining an exception class
545Custom exception hierarchies
546Adding attributes to exceptions
547When to make a new exception
548`ValueError`
549`TypeError`
550`KeyError` / `IndexError`
551`AttributeError`
552`FileNotFoundError`
553`ZeroDivisionError`
554`StopIteration`
555`RuntimeError`

Lesson 546 of 1,289·13. Errors & ExceptionsPro lesson

Adding attributes to exceptions

Storing extra context inside an exception instance.

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