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Finish the collections ABC table. 

Identify which abstract methods need to be defined.
Show the inheritance hierarchy.
List all of the mixin methods provided automatically.
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Raymond Hettinger 2008-02-09 02:17:06 +00:00
parent 71909423fd
commit 409fb2c809
1 changed files with 36 additions and 35 deletions
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Doc/library/collections.rst
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@ -30,41 +30,42 @@ ABCs - abstract base classes
The collections module offers the following ABCs: The collections module offers the following ABCs:
===================================== ================================================================================ ========================= ==================== ====================== ====================================================
ABC Notes ABC Inherits Abstract Methods Mixin Methods
===================================== ================================================================================ ========================= ==================== ====================== ====================================================
:class:`collections.Container` Defines ``__contains__()`` :class:`Container` ``__contains__``
:class:`collections.Hashable` Defines ``__hash__()`` :class:`Hashable` ``__hash__``
:class:`collections.Iterable` Defines ``__iter__()`` :class:`Iterable` ``__iter__``
:class:`collections.Iterator` Derived from :class:`Iterable` and in :class:`Iterator` :class:`Iterable` ``__next__`` ``__iter__``
addition defines ``__next__()`` :class:`Sized` ``__len__``
:class:`collections.Sized` Defines ``__len__()``
:class:`collections.Mapping` Derived from :class:`Container`, :class:`Mapping` :class:`Sized`, ``__getitem__``, ``__contains__``, ``keys``, ``items``, ``values``,
:class:`Iterable`, :class:`Iterable`, ``__len__``. and ``get``, ``__eq__``, and ``__ne__``
and :class:`Sized`, and in addition :class:`Container` ``__iter__``
defines ``__getitem__()``, ``get()``,
``__eq__()``, ``__ne__()``, :class:`MutableMapping` :class:`Mapping` ``__getitem__`` Inherited Mapping methods and
``keys()``, ``items()``, and ``values()`` ``__setitem__``, ``pop``, ``popitem``, ``clear``, ``update``,
:class:`collections.MutableMapping` Derived from :class:`Mapping` ``__delitem__``, and ``setdefault``
:class:`collections.Sequence` Derived from :class:`Container`, ``__iter__``, and
:class:`Iterable`, and :class:`Sized`, ``__len__``
and in addition defines
``__getitem__()`` :class:`Sequence` :class:`Sized`, ``__getitem__`` ``__contains__``. ``__iter__``, ``__reversed__``.
:class:`collections.MutableSequence` Derived from :class:`Sequence` :class:`Iterable`, and ``__len__`` ``index``, and ``count``
:class:`collections.Set` Derived from :class:`Container`, :class:`Container`
:class:`Iterable`, and :class:`Sized`,
add in addition defines :class:`MutableSequnce` :class:`Sequence` ``__getitem__`` Inherited Sequence methods and
``__le__()``, ``__lt__()``, ``__delitem__``, ``append``, ``reverse``, ``extend``, ``pop``,
``__eq__()``, ``__and__()``, ``insert``, ``remove``, and ``__iadd__``
``__or__()``, ``__sub__()``, and ``__len__``
``__xor__()``, and ``isdisjoint()``,
:class:`collections.MutableSet` Derived from :class:`Set` and in :class:`Set` :class:`Sized`, ``__len__``, ``__le__``, ``__lt__``, ``__eq__``, ``__ne__``,
addition defines ``add()``, :class:`Iterable`, ``__iter__``, and ``__gt__``, ``__ge__``, ``__and__``, ``__or__``
``clear()``, ``discard()``, ``pop()``, :class:`Container` ``__contains__`` ``__sub__``, ``__xor__``, and ``isdisjoint``
``remove()``, ``__ior__()``,
``__iand__()``, ``__ixor__()``, and :class:`MutableSet` :class:`Set` ``add`` and Inherited Set methods and
``__isub__()`` ``discard`` ``clear``, ``pop``, ``remove``, ``__ior__``,
===================================== ================================================================================ ``__iand__``, ``__ixor__``, and ``__isub__``
========================= ==================== ====================== ====================================================
These ABCs allow us to ask classes or instances if they provide These ABCs allow us to ask classes or instances if they provide
particular functionality, for example:: particular functionality, for example::