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Issue #27366: Tweak PEP 487 documentation

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* Added versionadded directives
* Deleted duplicate sentence from __init_subclass__ docstring
* Modernized tests
This commit is contained in:
Berker Peksag 2016-07-30 14:06:15 +03:00
parent 6074f217db
commit 01d1719062
3 changed files with 30 additions and 26 deletions
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5
Doc/reference/datamodel.rst
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@ -1497,6 +1497,8 @@ class' :attr:`~object.__dict__`.
Called at the time the owning class *owner* is created. The
descriptor has been assigned to *name*.
.. versionadded:: 3.6
The attribute :attr:`__objclass__` is interpreted by the :mod:`inspect` module
as specifying the class where this object was defined (setting this
@ -1648,6 +1650,7 @@ applied to, ``__init_subclass__`` solely applies to future subclasses of the
class defining the method.
.. classmethod:: object.__init_subclass__(cls)
This method is called whenever the containing class is subclassed.
*cls* is then the new subclass. If defined as a normal instance method,
this method is implicitly converted to a class method.
@ -1669,6 +1672,8 @@ class defining the method.
The default implementation ``object.__init_subclass__`` does
nothing, but raises an error if it is called with any arguments.
.. versionadded:: 3.6
.. _metaclasses: