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bpo-6634: [doc] clarify that sys.exit() does not always exit the interpreter #31639

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Mar 3, 2022
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bpo-6634: [doc] clarify that sys.exit() does not always exit the interpreter #31639

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BPO - 6634 [doc] sys.exit() called from threads other than the main o…
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8 changes: 3 additions & 5 deletions Doc/library/sys.rst
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Expand Up @@ -449,10 +449,7 @@ always available.

.. function:: exit([arg])

Exit from Python. This is implemented by raising the :exc:`SystemExit`
exception, so cleanup actions specified by finally clauses of :keyword:`try`
statements are honored, and it is possible to intercept the exit attempt at
an outer level.
Raise a :exc:`SystemExit` exception, signaling an intention to exit the interpreter.

The optional argument *arg* can be an integer giving the exit status
(defaulting to zero), or another type of object. If it is an integer, zero
Expand All @@ -469,7 +466,8 @@ always available.

Since :func:`exit` ultimately "only" raises an exception, it will only exit
the process when called from the main thread, and the exception is not
intercepted.
intercepted. Cleanup actions specified by finally clauses of :keyword:`try` statements
are honored, and it is possible to intercept the exit attempt at an outer level.

.. versionchanged:: 3.6
If an error occurs in the cleanup after the Python interpreter
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