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Improve wording for __hash__

This commit is contained in:
Antoine Pitrou 2012-08-01 14:53:22 +02:00
parent 0209dc1ff6
commit c86e8d9c17
1 changed files with 4 additions and 4 deletions
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Doc/reference/datamodel.rst
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@ -1291,7 +1291,7 @@ Basic customization
.. note::
Note by default the :meth:`__hash__` values of str, bytes and datetime
By default, the :meth:`__hash__` values of str, bytes and datetime
objects are "salted" with an unpredictable random value. Although they
remain constant within an individual Python process, they are not
predictable between repeated invocations of Python.
@ -1301,9 +1301,9 @@ Basic customization
dict insertion, O(n^2) complexity. See
http://www.ocert.org/advisories/ocert-2011-003.html for details.
Changing hash values affects the order in which keys are retrieved from a
dict. Note Python has never made guarantees about this ordering (and it
typically varies between 32-bit and 64-bit builds).
Changing hash values affects the iteration order of dicts, sets and
other mappings. Python has never made guarantees about this ordering
(and it typically varies between 32-bit and 64-bit builds).
See also :envvar:`PYTHONHASHSEED`.