[Numpy-discussion] ANN: Pandas 0.15.0 Release Candiate 1

2014-10-07 Thread Jeff Reback
Hi,

I'm pleased to announce the availability of the first release candidate of
Pandas 0.15.0.
Please try this RC and report any issues here: Pandas Issues
https://github.com/pydata/pandas/issues
We will be releasing officially in 1-2 weeks or so.

This is a major release from 0.14.1 and includes a number of API changes,
several new features, enhancements, and performance improvements along with
a large number of bug fixes.

Highlights include:

- Drop support for numpy  1.7.0
- The Categorical type was integrated as a first-class pandas type
- New scalar type Timedelta, and a new index type TimedeltaIndex
- New DataFrame default display for df.info() to include memory usage
- New datetimelike properties accessor .dt for Series
- Split indexing documentation into Indexing and Selecting Data and
MultiIndex / Advanced Indexing
- Split out string methods documentation into Working with Text Data
- read_csv will now by default ignore blank lines when parsing
- API change in using Indexes in set operations
- Internal refactoring of the Index class to no longer sub-class ndarray
- dropping support for PyTables less than version 3.0.0, and numexpr less
than version 2.1

Here are the full whatsnew and documentation links:
v0.15.0 Whatsnew
http://pandas.pydata.org/pandas-docs/version/0.15.0/whatsnew.html

v0.15.0 Documentation Page
http://pandas.pydata.org/pandas-docs/version/0.15.0/

Source tarballs, and windows builds are available here:

Pandas v0.15.0rc1 Release https://github.com/pydata/pandas/releases

A big thank you to everyone who contributed to this release!

Jeff
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Re: [Numpy-discussion] Copyright status of NumPy binaries on Windows/OS X

2014-10-07 Thread Julian Taylor
On 06.10.2014 18:54, Andrew Collette wrote:
 Hi all,
 
 I am working with the HDF Group on a new open-source viewer program
 for HDF5 files, powered by NumPy, h5py, and wxPython.  On Windows,
 since people don't typically have Python installed, we are looking to
 distribute the application using PyInstaller, which embeds
 dependencies like NumPy.  Likewise for OS X (using Py2App).
 
 We would like to make sure we don't accidentally include
 non-open-source components... I recall there was some discussion here
 about using the Intel math libraries for binary releases on various
 platforms.  Do the releases on SourceForge or PyPI use any proprietary
 code?  We'd like to avoid building NumPy ourselves if we can avoid it.
 
 Apologies if this is explained somewhere, but I couldn't find it.
 
 Thanks!
 Andrew Collette


Hi,
the numpy win32 binaries on sourceforge do not contain any proprietary
code. They are build with mingw 3.4.5 and are using a f2c'd version of
netlib blas and lapack which so far I know is public domain.
I think the macos wheels on pypi are built using ATLAS but they do also
contain libquadmath which is LGPL licensed. Its probably pulled in by
fortran (could maybe be removed by a rebuild as neither blas nor numpy
use it)

There are also unofficial win64 binaries floating around, I don't know
what they are using, but its possible they contain MKL, you need to
check with who is building these (Christoph Gohlke I think).

Cheers,
Julian



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Re: [Numpy-discussion] Copyright status of NumPy binaries on Windows/OS X

2014-10-07 Thread Travis Oliphant
Hey Andrew,

You can use any of the binaries from Anaconda and redistribute them as long
as you cite Anaconda --- i.e. tell your users that they are using
Anaconda-derived binaries. The Anaconda binaries link against ATLAS.

The binaries are all at http://repo.continuum.io/pkgs/

In case you weren't aware:

Another way you can build and distribute an application is to build a
'conda' meta-package which lists all the dependencies.   If you add to this
meta-package 1) an icon and 2) an entry-point, then your application will
automatically show up in the Anaconda Launcher (see this blog-post:
http://www.continuum.io/blog/new-launcher ) and anyone with the Anaconda
Launcher app can install/update your package by clicking on the icon next
to it.

Users can also install your package with conda install or using the
conda-gui.

Best,

-Travis


On Mon, Oct 6, 2014 at 11:54 AM, Andrew Collette andrew.colle...@gmail.com
wrote:

 Hi all,

 I am working with the HDF Group on a new open-source viewer program
 for HDF5 files, powered by NumPy, h5py, and wxPython.  On Windows,
 since people don't typically have Python installed, we are looking to
 distribute the application using PyInstaller, which embeds
 dependencies like NumPy.  Likewise for OS X (using Py2App).

 We would like to make sure we don't accidentally include
 non-open-source components... I recall there was some discussion here
 about using the Intel math libraries for binary releases on various
 platforms.  Do the releases on SourceForge or PyPI use any proprietary
 code?  We'd like to avoid building NumPy ourselves if we can avoid it.

 Apologies if this is explained somewhere, but I couldn't find it.

 Thanks!
 Andrew Collette
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 NumPy-Discussion@scipy.org
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-- 

Travis Oliphant
CEO
Continuum Analytics, Inc.
http://www.continuum.io
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