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Diffstat (limited to 'Doc/whatsnew/2.6.rst')
| -rw-r--r-- | Doc/whatsnew/2.6.rst | 96 |
1 files changed, 84 insertions, 12 deletions
diff --git a/Doc/whatsnew/2.6.rst b/Doc/whatsnew/2.6.rst index 54ff968826..c4c909379a 100644 --- a/Doc/whatsnew/2.6.rst +++ b/Doc/whatsnew/2.6.rst @@ -648,6 +648,7 @@ the type's :meth:`__format__` method with the provided specifier:: >>> format(75.6564, '.2f') '75.66' + .. seealso:: :ref:`formatstrings` @@ -1252,6 +1253,11 @@ Here are all of the changes that Python 2.6 makes to the core Python language. (Contributed by Alexander Belopolsky; :issue:`1686487`.) +* A new built-in, ``next(*iterator*, [*default*])`` returns the next item + from the specified iterator. If the *default* argument is supplied, + it will be returned if *iterator* has been exhausted; otherwise, + the :exc:`StopIteration` exception will be raised. (:issue:`2719`) + * Tuples now have an :meth:`index` method matching the list type's :meth:`index` method:: @@ -1553,6 +1559,7 @@ details. :mod:`terminalcommand`. A number of old IRIX-specific modules were deprecated: + :mod:`al` and :mod:`AL`, :mod:`cd`, :mod:`cddb`, :mod:`cdplayer`, @@ -1664,7 +1671,11 @@ details. (Contributed by Raymond Hettinger.) -* The :mod:`ctypes` module now supports a :class:`c_bool` datatype +* XXX Describe the new ctypes calling convention that allows safe + access to errno. + (Implemented by Thomas Heller; :issue:`1798`.) + +* The :mod:`ctypes` module now supports a :class:`c_bool` datatype that represents the C99 ``bool`` type. (Contributed by David Remahl; :issue:`1649190`.) @@ -1733,7 +1744,14 @@ details. to drop the built-in in the 2.x series. (Patched by Christian Heimes; :issue:`1739906`.) -* The :func:`glob.glob` function can now return Unicode filenames if +* When possible, the :mod:`getpass` module will now use + :file:`/dev/tty` (when available) to print + a prompting message and read the password, falling back to using + standard error and standard input. If the password may be echoed to + the terminal, a warning is printed before the prompt is displayed. + (Contributed by Gregory P. Smith.) + +* The :func:`glob.glob` function can now return Unicode filenames if a Unicode path was used and Unicode filenames are matched within the directory. (:issue:`1001604`) @@ -1752,6 +1770,10 @@ details. This is more efficient than making a call to :func:`heappush` and then :func:`heappop`. + :mod:`heapq` is now implemented to only use less-than comparison, + instead of the less-than-or-equal comparison it previously used. + This makes :mod:`heapq`'s usage of a type match that of the + :meth:`list.sort` method. (Contributed by Raymond Hettinger.) * An optional ``timeout`` parameter was added to the @@ -1846,6 +1868,11 @@ details. is true, opening of the log file is deferred until the first :meth:`emit` call is made. (Contributed by Vinay Sajip.) + :class:`TimedRotatingFileHandler` also has a *utc* constructor + parameter. If the argument is true, UTC time will be used + in determining when midnight occurs and in generating filenames; + otherwise local time will be used. + * The :mod:`macfs` module has been removed. This in turn required the :func:`macostools.touched` function to be removed because it depended on the :mod:`macfs` module. (:issue:`1490190`) @@ -2112,13 +2139,21 @@ details. are written or not. (Contributed by Neal Norwitz and Georg Brandl.) - Information about the command-line arguments supplied to the Python - interpreter are available as attributes of a ``sys.flags`` named - tuple. For example, the :attr:`verbose` attribute is true if Python + Information about the command-line arguments supplied to the Python + interpreter is available by reading attributes of a named + tuple available as ``sys.flags``. For example, the :attr:`verbose` + attribute is true if Python was executed in verbose mode, :attr:`debug` is true in debugging mode, etc. These attributes are all read-only. (Contributed by Christian Heimes.) + A new function, :func:`getsizeof`, takes a Python object and returns + the amount of memory used by the object, measured in bytes. Built-in + objects return correct results; third-party extensions may not, + but can define a :meth:`__sizeof__` method to return the + object's size. + (Contributed by Robert Schuppenies; :issue:`2898`.) + It's now possible to determine the current profiler and tracer functions by calling :func:`sys.getprofile` and :func:`sys.gettrace`. (Contributed by Georg Brandl; :issue:`1648`.) @@ -2204,7 +2239,11 @@ details. (Contributed by Dwayne Bailey; :issue:`1581073`.) -* The :mod:`timeit` module now accepts callables as well as strings +* The :mod:`threading` module's :class:`Thread` objects + gained a :meth:`getIdent` method that returns the thread's + identifier, a nonzero integer. (Contributed by XXX; :issue:`2871`.) + +* The :mod:`timeit` module now accepts callables as well as strings for the statement being timed and for the setup code. Two convenience functions were added for creating :class:`Timer` instances: @@ -2213,6 +2252,24 @@ details. the corresponding method. (Contributed by Erik Demaine; :issue:`1533909`.) +* The :mod:`turtle` module for turtle graphics was greatly enhanced by + Gregor Lingl. New features in the module include: + + * Better animation of turtle movement and rotation. + * Control over turtle movement using the new delay(), + tracer(), and speed() methods. + * The ability to set new shapes for the turtle, and to + define a new coordinate system. + * Turtles now have an undo() method that can roll back actions. + * Simple support for reacting to input events such as mouse and keyboard + activity, making it possible to write simple games. + * A :file:`turtle.cfg` file can be used to customize the starting appearance + of the turtle's screen. + * The module's docstrings can be replaced by new docstrings that have been + translated into another language. + + (:issue:`1513695`) + * An optional ``timeout`` parameter was added to the :func:`urllib.urlopen` function and the :class:`urllib.ftpwrapper` class constructor, as well as the @@ -2255,8 +2312,10 @@ details. not necessarily correct for all applications. Code using :mod:`xmlrpclib` should convert :class:`date` and :class:`time` instances. (:issue:`1330538`) The code can also handle - dates before 1900. (Contributed by Ralf Schmitt; :issue:`2014`.) - + dates before 1900 (contributed by Ralf Schmitt; :issue:`2014`) + and 64-bit integers represented by using ``<i8>`` in XML-RPC responses + (contributed by XXX; :issue:`2985`). + * The :mod:`zipfile` module's :class:`ZipFile` class now has :meth:`extract` and :meth:`extractall` methods that will unpack a single file or all the files in the archive to the current directory, or @@ -2272,9 +2331,14 @@ details. (Contributed by Alan McIntyre; :issue:`467924`.) - Also, :mod:`zipfile` now supports using Unicode filenames - for archived files. (Contributed by Alexey Borzenkov; :issue:`1734346`.) + The :meth:`open`, :meth:`read` and :meth:`extract` methods can now + take either a filename or a :class:`ZipInfo` object. This is useful when an + archive accidentally contains a duplicated filename. + (Contributed by Graham Horler; :issue:`1775025`.) + Finally, :mod:`zipfile` now supports using Unicode filenames + for archived files. (Contributed by Alexey Borzenkov; :issue:`1734346`.) + .. ====================================================================== .. whole new modules get described in subsections here @@ -2469,10 +2533,8 @@ Changes to Python's build process and to the C API include: results, and then compiles using these results for optimization. (Contributed by Gregory P. Smith.) - .. ====================================================================== - Port-Specific Changes: Windows ----------------------------------- @@ -2517,6 +2579,16 @@ Port-Specific Changes: Windows .. ====================================================================== +Port-Specific Changes: MacOS X +----------------------------------- + +* When compiling a framework build of Python, you can now specify the + framework name to be used by providing the + :option:`--with-framework-name=` option to the + :program:`configure` script. + +.. ====================================================================== + .. _section-other: |