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[3.12] gh-119010: Adds docs about __type_params__ to functools.update_wrapper (GH-119012) #119014

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May 13, 2024
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[3.12] gh-119010: Adds docs about __type_params__ to functools.update_wrapper (GH-119012) #119014

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8 changes: 6 additions & 2 deletions Doc/library/functools.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -644,8 +644,9 @@ The :mod:`functools` module defines the following functions:
attributes of the wrapper function are updated with the corresponding attributes
from the original function. The default values for these arguments are the
module level constants ``WRAPPER_ASSIGNMENTS`` (which assigns to the wrapper
function's ``__module__``, ``__name__``, ``__qualname__``, ``__annotations__``
and ``__doc__``, the documentation string) and ``WRAPPER_UPDATES`` (which
function's ``__module__``, ``__name__``, ``__qualname__``, ``__annotations__``,
``__type_params__``, and ``__doc__``, the documentation string)
and ``WRAPPER_UPDATES`` (which
updates the wrapper function's ``__dict__``, i.e. the instance dictionary).

To allow access to the original function for introspection and other purposes
Expand Down Expand Up @@ -675,6 +676,9 @@ The :mod:`functools` module defines the following functions:
function, even if that function defined a ``__wrapped__`` attribute.
(see :issue:`17482`)

.. versionchanged:: 3.12
The ``__type_params__`` attribute is now copied by default.


.. decorator:: wraps(wrapped, assigned=WRAPPER_ASSIGNMENTS, updated=WRAPPER_UPDATES)

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