Issue #10610: Document that int(), float(), and complex() accept numeric literals with the Nd property.

rhettinger · rhettinger · commit c706dbfa6723 · 2011-03-22T17:33:17.000-07:00
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
@@ -267,46 +267,46 @@ All numeric types (except complex) support the following operations, sorted by
 ascending priority (operations in the same box have the same priority; all
 numeric operations have a higher priority than comparison operations):
 
-+---------------------+---------------------------------+-------+--------------------+
-| Operation           | Result                          | Notes | Full documentation |
-+=====================+=================================+=======+====================+
-| ``x + y``           | sum of *x* and *y*              |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``x - y``           | difference of *x* and *y*       |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``x * y``           | product of *x* and *y*          |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``x / y``           | quotient of *x* and *y*         |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``x // y``          | floored quotient of *x* and     | \(1)  |                    |
-|                     | *y*                             |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``x % y``           | remainder of ``x / y``          | \(2)  |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``-x``              | *x* negated                     |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``+x``              | *x* unchanged                   |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``abs(x)``          | absolute value or magnitude of  |       | :func:`abs`        |
-|                     | *x*                             |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``int(x)``          | *x* converted to integer        | \(3)  | :func:`int`        |
-+---------------------+---------------------------------+-------+--------------------+
-| ``float(x)``        | *x* converted to floating point | \(4)  | :func:`float`      |
-+---------------------+---------------------------------+-------+--------------------+
-| ``complex(re, im)`` | a complex number with real part |       | :func:`complex`    |
-|                     | *re*, imaginary part *im*.      |       |                    |
-|                     | *im* defaults to zero.          |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-|  ``c.conjugate()``  | conjugate of the complex number |       |                    |
-|                     | *c*                             |       |                    |
-+---------------------+---------------------------------+-------+--------------------+
-| ``divmod(x, y)``    | the pair ``(x // y, x % y)``    | \(2)  | :func:`divmod`     |
-+---------------------+---------------------------------+-------+--------------------+
-| ``pow(x, y)``       | *x* to the power *y*            | \(5)  | :func:`pow`        |
-+---------------------+---------------------------------+-------+--------------------+
-| ``x ** y``          | *x* to the power *y*            | \(5)  |                    |
-+---------------------+---------------------------------+-------+--------------------+
++---------------------+---------------------------------+---------+--------------------+
+| Operation           | Result                          | Notes   | Full documentation |
++=====================+=================================+=========+====================+
+| ``x + y``           | sum of *x* and *y*              |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``x - y``           | difference of *x* and *y*       |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``x * y``           | product of *x* and *y*          |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``x / y``           | quotient of *x* and *y*         |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``x // y``          | floored quotient of *x* and     | \(1)    |                    |
+|                     | *y*                             |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``x % y``           | remainder of ``x / y``          | \(2)    |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``-x``              | *x* negated                     |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``+x``              | *x* unchanged                   |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``abs(x)``          | absolute value or magnitude of  |         | :func:`abs`        |
+|                     | *x*                             |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``int(x)``          | *x* converted to integer        | \(3)\(6)| :func:`int`        |
++---------------------+---------------------------------+---------+--------------------+
+| ``float(x)``        | *x* converted to floating point | \(4)\(6)| :func:`float`      |
++---------------------+---------------------------------+---------+--------------------+
+| ``complex(re, im)`` | a complex number with real part | \(6)    | :func:`complex`    |
+|                     | *re*, imaginary part *im*.      |         |                    |
+|                     | *im* defaults to zero.          |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+|  ``c.conjugate()``  | conjugate of the complex number |         |                    |
+|                     | *c*                             |         |                    |
++---------------------+---------------------------------+---------+--------------------+
+| ``divmod(x, y)``    | the pair ``(x // y, x % y)``    | \(2)    | :func:`divmod`     |
++---------------------+---------------------------------+---------+--------------------+
+| ``pow(x, y)``       | *x* to the power *y*            | \(5)    | :func:`pow`        |
++---------------------+---------------------------------+---------+--------------------+
+| ``x ** y``          | *x* to the power *y*            | \(5)    |                    |
++---------------------+---------------------------------+---------+--------------------+
 
 .. index::
    triple: operations on; numeric; types
@@ -345,6 +345,12 @@ Notes:
    Python defines ``pow(0, 0)`` and ``0 ** 0`` to be ``1``, as is common for
    programming languages.
 
+(6)
+   The numeric literals accepted include the digits ``0`` to ``9`` or any
+   Unicode equivalent (code points with the ``Nd`` property).
+
+   See http://www.unicode.org/Public/6.0.0/ucd/extracted/DerivedNumericType.txt
+   for a complete list of code points with the ``Nd`` property.
 
 
 All :class:`numbers.Real` types (:class:`int` and
