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Re: Python does what?

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Le 11/03/2025 à 21:18, Thomas Alexandre a écrit :
> Le Tue, 11 Mar 25 18:47:54 +0000, Python a écrit :
> 
>>>>> def what():
>> ..     try:
>> ..         return 12
>> ..     finally:
>> ..         return 42 ..
>>>>> what()
>> ? ? ?
>> 
>> 1. Essayer de prévoir
> 
> 42
> 
>> 2. Vérifier
> 
> ```
> The return value of a function is determined by the last return statement 
> executed. Since the finally clause always executes, a return statement 
> executed in the finally clause will always be the last one executed
> ```
> https://docs.python.org/3/reference/compound_stmts.html#finally-clause
> 
> Oui, c'est totalement contre-intuitif - particulièrement dans cet exemple.

$ cat what.py 
#!/usr/bin/env python3

try:
    exit(0)
finally:
    exit(42)
$ ./what.py ; echo $?
42

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Python does what? Python <jp@python.invalid> - 2025-03-11 18:47 +0000
  Re: Python does what? Thomas Alexandre <none@no.invalid> - 2025-03-11 19:18 +0000
    Re: Python does what? Python <jp@python.invalid> - 2025-04-19 16:12 +0000

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