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  r83277 | mark.dickinson | 2010-07-30 14:13:02 +0100 (Fri, 30 Jul 2010) | 1 line

  Add note about surprising behaviour from round function.
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Mark Dickinson 2010-07-30 13:13:54 +00:00
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7
Doc/library/functions.rst
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@ -961,6 +961,13 @@ are always available. They are listed here in alphabetical order.
The return value is an integer if called with one argument, otherwise of the
same type as *x*.
.. note::
The behavior of :func:`round` for floats can be surprising: for example,
``round(2.675, 2)`` gives ``2.67`` instead of the expected ``2.68``.
This is not a bug: it's a result of the fact that most decimal fractions
can't be represented exactly as a float. See :ref:`tut-fp-issues` for
more information.
.. function:: set([iterable])
:noindex: