diff options
Diffstat (limited to 'Doc/whatsnew/2.6.rst')
| -rw-r--r-- | Doc/whatsnew/2.6.rst | 67 |
1 files changed, 64 insertions, 3 deletions
diff --git a/Doc/whatsnew/2.6.rst b/Doc/whatsnew/2.6.rst index b0e731a..dd537d3 100644 --- a/Doc/whatsnew/2.6.rst +++ b/Doc/whatsnew/2.6.rst @@ -73,6 +73,20 @@ Other Language Changes Here are all of the changes that Python 2.6 makes to the core Python language. +* The :func:`complex` constructor now accepts strings containing + parenthesized complex numbers, letting ``complex(repr(cmplx))`` + will now round-trip values. For example, ``complex('(3+4j)')`` + now returns the value (3+4j). + + .. % Patch 1491866 + +* The string :meth:`translate` method now accepts ``None`` as the + translation table parameter, which is treated as the identity + transformation. This makes it easier to carry out operations + that only delete characters. (Contributed by Bengt Richter.) + + .. % Patch 1193128 + * An obscure change: when you use the the :func:`locals` function inside a :keyword:`class` statement, the resulting dictionary no longer returns free variables. (Free variables, in this case, are variables referred to in the @@ -124,6 +138,11 @@ complete list of changes, or look through the CVS logs for all the details. (Contributed by Fabian Kreutz.) +* An optional ``timeout`` parameter was added to the + :class:`ftplib.FTP` class constructor as well as the :meth:`connect` + method, specifying a timeout measured in seconds. (Added by Facundo + Batista.) + * The :func:`glob.glob` function can now return Unicode filenames if a Unicode path was used and Unicode filenames are matched within the directory. @@ -157,6 +176,21 @@ complete list of changes, or look through the CVS logs for all the details. .. % Patch #1490190 +* In the :mod:`os.path` module, the :func:`splitext` function + has been changed to not split on leading period characters. + This produces better results when operating on Unix's dot-files. + For example, ``os.path.splitext('.ipython')`` + now returns ``('.ipython', '')`` instead of ``('', '.ipython')``. + + .. % Bug #115886 + + A new function, :func:`relpath(path, start)` returns a relative path + from the ``start`` path, if it's supplied, or from the current + working directory to the destination ``path``. (Contributed by + Richard Barran.) + + .. % Patch 1339796 + * New functions in the :mod:`posix` module: :func:`chflags` and :func:`lchflags` are wrappers for the corresponding system calls (where they're available). Constants for the flag values are defined in the :mod:`stat` module; some @@ -166,14 +200,41 @@ complete list of changes, or look through the CVS logs for all the details. * The :mod:`rgbimg` module has been removed. -* The :mod:`smtplib` module now supports SMTP over SSL thanks to the addition - of the :class:`SMTP_SSL` class. This class supports an interface identical to - the existing :class:`SMTP` class. (Contributed by Monty Taylor.) +* The :mod:`smtplib` module now supports SMTP over SSL thanks to the + addition of the :class:`SMTP_SSL` class. This class supports an + interface identical to the existing :class:`SMTP` class. Both + class constructors also have an optional ``timeout`` parameter + that specifies a timeout for the initial connection attempt, measured in + seconds. + + An implementation of the LMTP protocol (:rfc:`2033`) was also added to + the module. LMTP is used in place of SMTP when transferring e-mail + between agents that don't manage a mail queue. + + (SMTP over SSL contributed by Monty Taylor; timeout parameter + added by Facundo Batista; LMTP implemented by Leif + Hedstrom.) + + .. % Patch #957003 + +* An optional ``timeout`` parameter was added to the + :class:`telnetlib.Telnet` class constructor, specifying a timeout + measured in seconds. (Added by Facundo Batista.) * The :mod:`test.test_support` module now contains a :func:`EnvironmentVarGuard` context manager that supports temporarily changing environment variables and automatically restores them to their old values. (Contributed by Brett Cannon.) +* 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: + ``repeat(stmt, setup, time, repeat, number)`` and + ``timeit(stmt, setup, time, number)`` create an instance and call + the corresponding method. (Contributed by Erik Demaine.) + + .. % Patch #1533909 + .. % ====================================================================== .. % whole new modules get described in \subsections here |