[SciPy-Dev] ANN: SciPy 0.12.0 release candidate 1

Ralf Gommers ralf.gommers@gmail....
Sun Mar 31 06:35:21 CDT 2013


On Sun, Mar 31, 2013 at 4:08 AM, Tim Leslie <tim.leslie@gmail.com> wrote:

> Hi Ralf,
>
> scipy.misc.pilutil.radon is marked as deprecated and to be removed in
> 0.12, but is still available:
>
>
> https://github.com/scipy/scipy/blob/maintenance/0.12.x/scipy/misc/pilutil.py#L456
>
> Should it be removed before the release?
>

Hi Tim, thanks for noticing that. It should have been removed, however
after RC1 is out I think it's a bit late. I'd prefer to change the message
to 0.13 and remove it in master now. I'll send a PR for that.

Ralf


>
> Cheers,
>
> Tim
>
> On 30 March 2013 23:31, Ralf Gommers <ralf.gommers@gmail.com> wrote:
> > Hi,
> >
> > I am pleased to announce the availability of the first release candidate
> of
> > SciPy 0.12.0. This is shaping up to be another solid release, with some
> cool
> > new features (see highlights below) and a large amount of bug fixes and
> > maintenance work under the hood. The number of contributors also keeps
> > rising steadily, we're at 74 so far for this release.
> >
> > Sources and binaries can be found at
> > http://sourceforge.net/projects/scipy/files/scipy/0.12.0rc1/, release
> notes
> > are copied below.
> >
> > Please try this release and report any problems on the mailing list. If
> no
> > issues are found, the final release will be in one week.
> >
> > Cheers,
> > Ralf
> >
> >
> > ==========================
> > SciPy 0.12.0 Release Notes
> > ==========================
> >
> > .. note:: Scipy 0.12.0 is not released yet!
> >
> > .. contents::
> >
> > SciPy 0.12.0 is the culmination of 7 months of hard work. It contains
> > many new features, numerous bug-fixes, improved test coverage and
> > better documentation.  There have been a number of deprecations and
> > API changes in this release, which are documented below.  All users
> > are encouraged to upgrade to this release, as there are a large number
> > of bug-fixes and optimizations.  Moreover, our development attention
> > will now shift to bug-fix releases on the 0.12.x branch, and on adding
> > new features on the master branch.
> >
> > Some of the highlights of this release are:
> >
> >   - Completed QHull wrappers in scipy.spatial.
> >   - cKDTree now a drop-in replacement for KDTree.
> >   - A new global optimizer, basinhopping.
> >   - Support for Python 2 and Python 3 from the same code base (no more
> > 2to3).
> >
> > This release requires Python 2.6, 2.7 or 3.1-3.3 and NumPy 1.5.1 or
> greater.
> > Support for Python 2.4 and 2.5 has been dropped as of this release.
> >
> >
> > New features
> > ============
> >
> > ``scipy.spatial`` improvements
> > ------------------------------
> >
> > cKDTree feature-complete
> > ^^^^^^^^^^^^^^^^^^^^^^^^
> > Cython version of KDTree, cKDTree, is now feature-complete.  Most
> operations
> > (construction, query, query_ball_point, query_pairs, count_neighbors and
> > sparse_distance_matrix) are between 200 and 1000 times faster in cKDTree
> > than
> > in KDTree.  With very minor caveats, cKDTree has exactly the same
> interface
> > as
> > KDTree, and can be used as a drop-in replacement.
> >
> > Voronoi diagrams and convex hulls
> > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > `scipy.spatial` now contains functionality for computing Voronoi
> > diagrams and convex hulls using the Qhull library. (Delaunay
> > triangulation was available since Scipy 0.9.0.)
> >
> > Delaunay improvements
> > ^^^^^^^^^^^^^^^^^^^^^
> > It's now possible to pass in custom Qhull options in Delaunay
> > triangulation. Coplanar points are now also recorded, if present.
> > Incremental construction of Delaunay triangulations is now also
> > possible.
> >
> > Spectral estimators (``scipy.signal``)
> > --------------------------------------
> > The functions ``scipy.signal.periodogram`` and ``scipy.signal.welch``
> were
> > added, providing DFT-based spectral estimators.
> >
> >
> > ``scipy.optimize`` improvements
> > -------------------------------
> >
> > Callback functions in L-BFGS-B and TNC
> > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > A callback mechanism was added to L-BFGS-B and TNC minimization solvers.
> >
> > Basin hopping global optimization (``scipy.optimize.basinhopping``)
> > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > A new global optimization algorithm.  Basinhopping is designed to
> > efficiently
> > find the global minimum of a smooth function.
> >
> >
> > ``scipy.special`` improvements
> > ------------------------------
> >
> > Revised complex error functions
> > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > The computation of special functions related to the error function now
> uses
> > a
> > new `Faddeeva library from MIT <http://ab-initio.mit.edu/Faddeeva>`__
> which
> > increases their numerical precision. The scaled and imaginary error
> > functions
> > ``erfcx`` and ``erfi`` were also added, and the Dawson integral ``dawsn``
> > can
> > now be evaluated for a complex argument.
> >
> > Faster orthogonal polynomials
> > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > Evaluation of orthogonal polynomials (the ``eval_*`` routines) in now
> > faster in ``scipy.special``, and their ``out=`` argument functions
> > properly.
> >
> >
> > ``scipy.sparse.linalg`` features
> > --------------------------------
> > - In ``scipy.sparse.linalg.spsolve``, the ``b`` argument can now be
> either
> >   a vector or a matrix.
> > - ``scipy.sparse.linalg.inv`` was added.  This uses ``spsolve`` to
> compute
> >   a sparse matrix inverse.
> > - ``scipy.sparse.linalg.expm`` was added.  This computes the exponential
> of
> >   a sparse matrix using a similar algorithm to the existing dense array
> >   implementation in ``scipy.linalg.expm``.
> >
> >
> > Listing Matlab(R) file contents in ``scipy.io``
> > -----------------------------------------------
> > A new function ``whosmat`` is available in ``scipy.io`` for inspecting
> > contents
> > of MAT files without reading them to memory.
> >
> >
> > Documented BLAS and LAPACK low-level interfaces (``scipy.linalg``)
> > ------------------------------------------------------------------
> > The modules `scipy.linalg.blas` and `scipy.linalg.lapack` can be used
> > to access low-level BLAS and LAPACK functions.
> >
> >
> > Polynomial interpolation improvements (``scipy.interpolate``)
> > -------------------------------------------------------------
> > The barycentric, Krogh, piecewise and pchip polynomial interpolators in
> > ``scipy.interpolate`` accept now an ``axis`` argument.
> >
> >
> > Deprecated features
> > ===================
> >
> > `scipy.lib.lapack`
> > ------------------
> > The module `scipy.lib.lapack` is deprecated. You can use
> > `scipy.linalg.lapack`
> > instead. The module `scipy.lib.blas` was deprecated earlier in Scipy
> 0.10.0.
> >
> >
> > `fblas` and `cblas`
> > -------------------
> > Accessing the modules `scipy.linalg.fblas`, `cblas`, `flapack`,
> `clapack` is
> > deprecated. Instead, use the modules `scipy.linalg.lapack` and
> > `scipy.linalg.blas`.
> >
> >
> > Backwards incompatible changes
> > ==============================
> >
> > Removal of ``scipy.io.save_as_module``
> > --------------------------------------
> > The function ``scipy.io.save_as_module`` was deprecated in Scipy 0.11.0,
> and
> > is
> > now removed.
> >
> > Its private support modules ``scipy.io.dumbdbm_patched`` and
> > ``scipy.io.dumb_shelve`` are also removed.
> >
> >
> > Other changes
> > =============
> >
> >
> > Authors
> > =======
> > * Anton Akhmerov +
> > * Alexander Eberspächer +
> > * Anne Archibald
> > * Jisk Attema +
> > * K.-Michael Aye +
> > * bemasc +
> > * Sebastian Berg +
> > * François Boulogne +
> > * Matthew Brett
> > * Lars Buitinck
> > * Steven Byrnes +
> > * Tim Cera +
> > * Christian +
> > * Keith Clawson +
> > * David Cournapeau
> > * Nathan Crock +
> > * endolith
> > * Bradley M. Froehle +
> > * Matthew R Goodman
> > * Christoph Gohlke
> > * Ralf Gommers
> > * Robert David Grant +
> > * Yaroslav Halchenko
> > * Charles Harris
> > * Jonathan Helmus
> > * Andreas Hilboll
> > * Hugo +
> > * Oleksandr Huziy
> > * Jeroen Demeyer +
> > * Johannes Schönberger +
> > * Steven G. Johnson +
> > * Chris Jordan-Squire
> > * Jonathan Taylor +
> > * Niklas Kroeger +
> > * Jerome Kieffer +
> > * kingson +
> > * Josh Lawrence
> > * Denis Laxalde
> > * Alex Leach +
> > * Lorenzo Luengo +
> > * Stephen McQuay +
> > * MinRK
> > * Sturla Molden +
> > * Eric Moore +
> > * mszep +
> > * Matt Newville +
> > * Vlad Niculae
> > * Travis Oliphant
> > * David Parker +
> > * Fabian Pedregosa
> > * Josef Perktold
> > * Zach Ploskey +
> > * Alex Reinhart +
> > * Richard Lindsley +
> > * Gilles Rochefort +
> > * Ciro Duran Santillli +
> > * Jan Schlueter +
> > * Jonathan Scholz +
> > * Anthony Scopatz
> > * Skipper Seabold
> > * Fabrice Silva +
> > * Scott Sinclair
> > * Jacob Stevenson +
> > * Sturla Molden +
> > * Julian Taylor +
> > * thorstenkranz +
> > * John Travers +
> > * True Price +
> > * Nicky van Foreest
> > * Jacob Vanderplas
> > * Patrick Varilly
> > * Daniel Velkov +
> > * Pauli Virtanen
> > * Stefan van der Walt
> > * Warren Weckesser
> >
> > A total of 74 people contributed to this release.
> > People with a "+" by their names contributed a patch for the first time.
> >
> >
> > _______________________________________________
> > SciPy-Dev mailing list
> > SciPy-Dev@scipy.org
> > http://mail.scipy.org/mailman/listinfo/scipy-dev
> >
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