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[3.13] Remove outdated note about instance methods from datamodel.rst (GH-122471) (#122479)

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Remove outdated note about instance methods from datamodel.rst (GH-122471)
(cherry picked from commit c68cb8e0c9)

Co-authored-by: Thomas Grainger <tagrain@gmail.com>
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Miss Islington (bot) 2024-07-30 22:00:36 +02:00 • committed by GitHub
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Doc/reference/datamodel.rst
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@ -727,14 +727,7 @@ When an instance method object is derived from a :class:`classmethod` object, th
itself, so that calling either ``x.f(1)`` or ``C.f(1)`` is equivalent to
calling ``f(C,1)`` where ``f`` is the underlying function.
Note that the transformation from :ref:`function object <user-defined-funcs>`
to instance method
object happens each time the attribute is retrieved from the instance. In
some cases, a fruitful optimization is to assign the attribute to a local
variable and call that local variable. Also notice that this
transformation only happens for user-defined functions; other callable
objects (and all non-callable objects) are retrieved without
transformation. It is also important to note that user-defined functions
It is important to note that user-defined functions
which are attributes of a class instance are not converted to bound
methods; this *only* happens when the function is an attribute of the
class.