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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
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
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,
Python guarantees that globals whose name begins with a single underscore are
deleted from their module before other globals are deleted; if no other