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Fix-up intro paragraph for collections docs.

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Raymond Hettinger 2009-02-17 20:06:51 +00:00
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Doc/library/collections.rst
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@ -14,11 +14,8 @@
__name__ = '<doctest>' __name__ = '<doctest>'
This module implements high-performance container datatypes. Currently, This module implements high-performance container datatypes. Currently,
there are two datatypes, :class:`deque` and :class:`defaultdict`, and there are three datatypes, :class:`Counter`, :class:`deque` and
one datatype factory function, :func:`namedtuple`. This module also :class:`defaultdict`, and one datatype factory function, :func:`namedtuple`.
provides the :class:`UserDict` and :class:`UserList` classes which may
be useful when inheriting directly from :class:`dict` or
:class:`list` isn't convenient.
The specialized containers provided in this module provide alternatives The specialized containers provided in this module provide alternatives
to Python's general purpose built-in containers, :class:`dict`, to Python's general purpose built-in containers, :class:`dict`,
@ -26,8 +23,8 @@ to Python's general purpose built-in containers, :class:`dict`,
In addition to containers, the collections module provides some ABCs In addition to containers, the collections module provides some ABCs
(abstract base classes) that can be used to test whether a class (abstract base classes) that can be used to test whether a class
provides a particular interface, for example, is it hashable or provides a particular interface, for example, whether it is hashable or
a mapping, and some of them can also be used as mixin classes. a mapping.
ABCs - abstract base classes ABCs - abstract base classes
---------------------------- ----------------------------