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authorMark Dickinson <dickinsm@gmail.com>2008-06-24 15:32:27 (GMT)
committerMark Dickinson <dickinsm@gmail.com>2008-06-24 15:32:27 (GMT)
commit268bf4af63a7feda3412d9beeea669638ea8aeda (patch)
treef7f1abb256a9c676f68f2652c148c14087af5a32 /Doc
parent79edbd51fe148901ace14dcaaa54fe04a46cc6fd (diff)
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Rewrite references to Py3k in __floor__, __ceil__ and __round__ documentation.
Diffstat (limited to 'Doc')
-rw-r--r--Doc/library/fractions.rst28
1 files changed, 16 insertions, 12 deletions
diff --git a/Doc/library/fractions.rst b/Doc/library/fractions.rst
index e0e4bdd..1ef81e2 100644
--- a/Doc/library/fractions.rst
+++ b/Doc/library/fractions.rst
@@ -21,8 +21,8 @@ Rational number class.
``Fraction`` representing ``numerator/denominator``. If
*denominator* is :const:`0`, raises a :exc:`ZeroDivisionError`. The
second version requires that *other_fraction* is an instance of
- :class:`numbers.Fraction` and returns an instance of
- :class:`Rational` with the same value. The third version expects a
+ :class:`numbers.Rational` and returns an instance of
+ :class:`Fraction` with the same value. The third version expects a
string of the form ``[-+]?[0-9]+(/[0-9]+)?``, optionally surrounded
by spaces.
@@ -40,7 +40,7 @@ Rational number class.
.. method:: from_decimal(dec)
This classmethod constructs a :class:`Fraction` representing the exact
- value of *dec*, which must be a :class:`decimal.Decimal`.
+ value of *dec*, which must be a :class:`decimal.Decimal` instance.
.. method:: limit_denominator(max_denominator=1000000)
@@ -64,24 +64,28 @@ Rational number class.
.. method:: __floor__()
- Returns the greatest :class:`int` ``<= self``. Will be accessible through
- :func:`math.floor` in Py3k.
+ Returns the greatest :class:`int` ``<= self``. This method can
+ also be accessed through the :func:`math.floor` function:
+
+ >>> from math import floor
+ >>> floor(Fraction(355, 113))
+ 3
.. method:: __ceil__()
- Returns the least :class:`int` ``>= self``. Will be accessible through
- :func:`math.ceil` in Py3k.
+ Returns the least :class:`int` ``>= self``. This method can
+ also be accessed through the :func:`math.ceil` function.
.. method:: __round__()
__round__(ndigits)
- The first version returns the nearest :class:`int` to ``self``, rounding
- half to even. The second version rounds ``self`` to the nearest multiple
- of ``Fraction(1, 10**ndigits)`` (logically, if ``ndigits`` is negative),
- again rounding half toward even. Will be accessible through :func:`round`
- in Py3k.
+ The first version returns the nearest :class:`int` to ``self``,
+ rounding half to even. The second version rounds ``self`` to the
+ nearest multiple of ``Fraction(1, 10**ndigits)`` (logically, if
+ ``ndigits`` is negative), again rounding half toward even. This
+ method can also be accessed through the :func:`round` function.
.. seealso::