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[3.12] gh-110497: Add note about OSError being an alias to IOError in docs (GH-110498) #110546

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Oct 9, 2023
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[3.12] gh-110497: Add note about OSError being an alias to IOError in docs (GH-110498) #110546

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8 changes: 5 additions & 3 deletions Doc/library/ctypes.rst
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Expand Up @@ -1403,7 +1403,8 @@ way is to instantiate one of the following classes:
failure, an :class:`OSError` is automatically raised.

.. versionchanged:: 3.3
:exc:`WindowsError` used to be raised.
:exc:`WindowsError` used to be raised,
which is now an alias of :exc:`OSError`.

.. versionchanged:: 3.12

Expand Down Expand Up @@ -2088,13 +2089,14 @@ Utility functions
.. function:: WinError(code=None, descr=None)

Windows only: this function is probably the worst-named thing in ctypes. It
creates an instance of OSError. If *code* is not specified,
creates an instance of :exc:`OSError`. If *code* is not specified,
``GetLastError`` is called to determine the error code. If *descr* is not
specified, :func:`FormatError` is called to get a textual description of the
error.

.. versionchanged:: 3.3
An instance of :exc:`WindowsError` used to be created.
An instance of :exc:`WindowsError` used to be created, which is now an
alias of :exc:`OSError`.


.. function:: wstring_at(address, size=-1)
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2 changes: 1 addition & 1 deletion Doc/library/gettext.rst
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Expand Up @@ -167,7 +167,7 @@ install themselves in the built-in namespace as the function :func:`!_`.
:class:`NullTranslations` instance if *fallback* is true.

.. versionchanged:: 3.3
:exc:`IOError` used to be raised instead of :exc:`OSError`.
:exc:`IOError` used to be raised, it is now an alias of :exc:`OSError`.

.. versionchanged:: 3.11
*codeset* parameter is removed.
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4 changes: 2 additions & 2 deletions Doc/library/http.cookiejar.rst
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Expand Up @@ -44,8 +44,8 @@ The module defines the following exception:
cookies from a file. :exc:`LoadError` is a subclass of :exc:`OSError`.

.. versionchanged:: 3.3
LoadError was made a subclass of :exc:`OSError` instead of
:exc:`IOError`.
:exc:`LoadError` used to be a subtype of :exc:`IOError`, which is now an
alias of :exc:`OSError`.


The following classes are provided:
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4 changes: 2 additions & 2 deletions Doc/library/urllib.error.rst
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Expand Up @@ -27,8 +27,8 @@ The following exceptions are raised by :mod:`urllib.error` as appropriate:
exception instance.

.. versionchanged:: 3.3
:exc:`URLError` has been made a subclass of :exc:`OSError` instead
of :exc:`IOError`.
:exc:`URLError` used to be a subtype of :exc:`IOError`, which is now an
alias of :exc:`OSError`.


.. exception:: HTTPError(url, code, msg, hdrs, fp)
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2 changes: 1 addition & 1 deletion Doc/library/zipimport.rst
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Expand Up @@ -113,7 +113,7 @@ zipimporter Objects
file wasn't found.

.. versionchanged:: 3.3
:exc:`IOError` used to be raised instead of :exc:`OSError`.
:exc:`IOError` used to be raised, it is now an alias of :exc:`OSError`.


.. method:: get_filename(fullname)
Expand Down