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Clarify some __del__ stuff.

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Brett Cannon 2009-01-29 00:54:11 +00:00
parent 1712baa852
commit 5b0d5531f2
1 changed files with 3 additions and 1 deletions
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Doc/reference/datamodel.rst
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@ -1257,7 +1257,9 @@ Basic customization
is printed to ``sys.stderr`` instead. Also, when :meth:`__del__` is invoked in is printed to ``sys.stderr`` instead. Also, when :meth:`__del__` is invoked in
response to a module being deleted (e.g., when execution of the program is response to a module being deleted (e.g., when execution of the program is
done), other globals referenced by the :meth:`__del__` method may already have done), other globals referenced by the :meth:`__del__` method may already have
been deleted. For this reason, :meth:`__del__` methods should do the absolute been deleted or in the process of being torn down (e.g. the import
machinery shutting down). For this reason, :meth:`__del__` methods
should do the absolute
minimum needed to maintain external invariants. Starting with version 1.5, minimum needed to maintain external invariants. Starting with version 1.5,
Python guarantees that globals whose name begins with a single underscore are Python guarantees that globals whose name begins with a single underscore are
deleted from their module before other globals are deleted; if no other deleted from their module before other globals are deleted; if no other