Episode 6 - An Exceptional Episode

core.py

Вміст надано Pablo Galindo and Łukasz Langa, Pablo Galindo, and Łukasz Langa. Весь вміст подкастів, включаючи епізоди, графіку та описи подкастів, завантажується та надається безпосередньо компанією Pablo Galindo and Łukasz Langa, Pablo Galindo, and Łukasz Langa або його партнером по платформі подкастів. Якщо ви вважаєте, що хтось використовує ваш захищений авторським правом твір без вашого дозволу, ви можете виконати процедуру, описану тут https://uk.player.fm/legal.

10M ago 1:31:25

MP3•Головна епізоду

Happy New Year! In this episode we're talking about exceptions, how they work, and how they evolved. Expect the unexpected.

# Timestamps

(00:00:00) INTRO

(00:01:43) How does a 'try' block work?

(00:04:00) How many 'try' blocks can you fit on a bus?

(00:05:56) How does Python store the current exception?

(00:09:30) Pre-history: exceptions as strings

(00:12:59) Try out string exceptions with CentOS 5

(00:14:28) PEP 341: Combining 'finally' and 'except' in one 'try' block

(00:16:15) Core Hacker in Residence

(00:16:51) PEP 3109: Raising exceptions in Python 3K

(00:19:17) Automatic tuple unpacking for raised exceptions?!

(00:21:55) PEP 3110: Catching exceptions in Python 3K

(00:26:00) Foreshadowing: exception groups

(00:27:10) PEP 3134: Exception chaining

(00:29:12) __cause__, __context__, __traceback__

(00:31:50) Back in the day we had to walk uphill both ways

(00:32:56) PEP 409: Suppressing exception chaining

(00:34:44) Raise from None? Or raise from Ellipsis?

(00:37:11) __supress_context__

(00:38:13) Semantic difference between 'pass', 'None', and '....'

(00:41:02) NotImplemented vs NotImplementedError

(00:43:02) Zero-cost exceptions in Python 3.11

(00:51:12) Reconstructing exception table entries dynamically

(00:52:51) Objects/exception_handling_notes.txt

(00:54:19) PEP 654: Historical context

(00:56:58) PEP 654: BaseExceptionGroup and ExceptionGroup

(00:58:29) PEP 654: except*

(01:03:23) PEP 678: Exception notes

(01:06:09) PEP 657: Cooler Errors

(01:08:36) A message to language implementers

(01:09:15) Fine-grained error locations in tracebacks

(01:12:05) This is useful for tracing coverage and Specializator

(01:13:50) Hacker in Residence fired?

(01:16:25) WHAT'S GOING ON IN CPYTHON

(01:16:58) Copy&patch JIT PR open

(01:21:30) Free-threading progress: GC split, stop-the-world

(01:24:22) The buildbots are red

(01:25:27) Faster CPython changes: interpreter code generator refactors

(01:26:27) Eval Game crash fix

(01:28:41) Three developers in residence!

(01:29:54) OUTRO

# Links

https://compilercrim.es/rust-np/

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