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#4411: document mro() and __mro__. (I hope I got it right.)

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Georg Brandl 2009-03-31 19:26:24 +00:00
parent 2ce1c61ca6
commit 956ed9782a
1 changed files with 16 additions and 1 deletions
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Doc/library/stdtypes.rst
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@ -2675,9 +2675,24 @@ types, where they are relevant. Some of these are not reported by the
The name of the class or type.
The following attributes are only supported by :term:`new-style class`\ es.
.. attribute:: class.__mro__
This attribute is a tuple of classes that are considered when looking for
base classes during method resolution.
.. method:: class.mro()
This method can be overridden by a metaclass to customize the method
resolution order for its instances. It is called at class instantiation, and
its result is stored in :attr:`__mro__`.
.. method:: class.__subclasses__
:term:`New-style class`\ es keep a list of weak references to their immediate
Each new-style class keeps a list of weak references to its immediate
subclasses. This method returns a list of all those references still alive.
Example::