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gvanrossum merged 3 commits into from
Jun 14, 2021
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bpo-38291: Remove mention of typing.io and typing.re again #26113

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65757ba
Remove mention of typing.io and typing.re again
srittau May 13, 2021
d0ee637
Add deprecated notice about typing.{io,re}
srittau May 14, 2021
824e178
Add NEWS entry
srittau Jun 14, 2021
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12 changes: 10 additions & 2 deletions Doc/library/typing.rst
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Expand Up @@ -1488,7 +1488,11 @@ Other concrete types
Generic type ``IO[AnyStr]`` and its subclasses ``TextIO(IO[str])``
and ``BinaryIO(IO[bytes])``
represent the types of I/O streams such as returned by
:func:`open`. These types are also in the ``typing.io`` namespace.
:func:`open`.

.. deprecated-removed:: 3.8 3.12
These types are also in the ``typing.io`` namespace, which was
never supported by type checkers and will be removed.

.. class:: Pattern
Match
Expand All @@ -1498,7 +1502,11 @@ Other concrete types
:func:`re.match`. These types (and the corresponding functions)
are generic in ``AnyStr`` and can be made specific by writing
``Pattern[str]``, ``Pattern[bytes]``, ``Match[str]``, or
``Match[bytes]``. These types are also in the ``typing.re`` namespace.
``Match[bytes]``.

.. deprecated-removed:: 3.8 3.12
These types are also in the ``typing.re`` namespace, which was
never supported by type checkers and will be removed.

.. deprecated:: 3.9
Classes ``Pattern`` and ``Match`` from :mod:`re` now support ``[]``.
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2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Documentation/2021-06-14-09-20-37.bpo-38291.VMYa_Q.rst
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@@ -0,0 +1,2 @@
Mark ``typing.io`` and ``typing.re`` as deprecated since Python 3.8 in the
documentation. They were never properly supported by type checkers.