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whatsnew: hmac *digestmod* accepts strings, and default is deprecated. (#17276)

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R David Murray 2014-03-08 22:43:12 -05:00
parent b1376b5119
commit 3d234837ed
2 changed files with 16 additions and 4 deletions
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5
Doc/library/hmac.rst
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@ -23,9 +23,8 @@ This module implements the HMAC algorithm as described by :rfc:`2104`.
defaults to the :data:`hashlib.md5` constructor.
.. versionchanged:: 3.4
Parameter *key* can be a bytes or bytearray object. Parameter *msg* can
be of any type supported by :mod:`hashlib`.
Parameter *key* can be a bytes or bytearray object.
Parameter *msg* can be of any type supported by :mod:`hashlib`.
Paramter *digestmod* can be the name of a hash algorithm.
.. deprecated:: 3.4

15
Doc/whatsnew/3.4.rst
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@ -826,6 +826,12 @@ argument to the :func:`~hmac.new` function, and the *msg* parameter to both the
accepts any type supported by the :mod:`hashlib` module. (Contributed
by Jonas Borgström in :issue:`18240`.)
The *digestmod* argument to the :func:`hmac.new` function may now be any hash
digest name recognized by :mod:`hashlib`. In addition, the current behavior in
which the value of *digestmod* defaults to ``MD5`` is deprecated: in a
future version of Python there will be no default value. (Contributed by
Christian Heimes in :issue:`17276`.)
html
----
@ -1849,6 +1855,9 @@ Deprecated Python Modules, Functions and Methods
* The *strict* argument of :class:`~html.parser.HTMLParser` is deprecated.
* The :func:`hmac.new` *digestmod* keyword having a default value (currently
``MD5``) is deprecated.
Deprecated Functions and Types in the C API
-------------------------------------------
@ -2139,7 +2148,11 @@ Changes in the Python API
currently defaults to ``False`` for backward compatibility, but will
eventually be changed to default to ``True``. It is recommended that you add
this keyword, with the appropriate value, to any
:class:`~html.parser.HTMLParser` calls in your code.
:class:`~html.parser.HTMLParser` calls in your code (:issue:`13633`).
* Since the *digestmod* argument to the :func:`hmac.new` function will in the
future have no default, all calls to :func:`hmac.new` should be changed to
explicitly specify a *digestmod*. (:issue:`17276`).
Changes in the C API