[Numpy-discussion] ANN: HDF5 for Python 2.5.0

josef.pktd at gmail.com josef.pktd at gmail.com
Thu Apr 9 14:55:56 EDT 2015


On Thu, Apr 9, 2015 at 2:41 PM, Nathaniel Smith <njs at pobox.com> wrote:
> (Off-list)
>
> Congrats! Also btw, you might want to switch to a new subject line format
> for these emails -- the mention of Python 2.5 getting hdf5 support made me
> do a serious double take before I figured out what was going on, and 2.6 and
> 2.7 will be even worse :-)

(offlist)
I also had to read the subject line and the first paragraph several
times to see who is using python 2.5

Josef
:}


>
> On Apr 9, 2015 2:07 PM, "Andrew Collette" <andrew.collette at gmail.com> wrote:
>>
>> Announcing HDF5 for Python (h5py) 2.5.0
>> ========================================
>>
>> The h5py team is happy to announce the availability of h5py 2.5.0.
>>
>> This release introduces experimental support for the highly-anticipated
>> "Single Writer Multiple Reader" (SWMR) feature in the upcoming HDF5 1.10
>> release.  SWMR allows sharing of a single HDF5 file between multiple
>> processes without the complexity of MPI or multiprocessing-based
>> solutions.
>>
>> This is an experimental feature that should NOT be used in production
>> code. We are interested in getting feedback from the broader community
>> with respect to performance and the API design.
>>
>> For more details, check out the h5py user guide:
>> http://docs.h5py.org/en/latest/swmr.html
>>
>> SWMR support was contributed by Ulrik Pedersen.
>>
>>
>> What's h5py?
>> ------------
>>
>> The h5py package is a Pythonic interface to the HDF5 binary data format.
>>
>> It lets you store huge amounts of numerical data, and easily manipulate
>> that data from NumPy. For example, you can slice into multi-terabyte
>> datasets stored on disk, as if they were real NumPy arrays. Thousands of
>> datasets can be stored in a single file, categorized and tagged however
>> you want.
>>
>> Documentation is at:
>>
>> http://docs.h5py.org
>>
>>
>> Changes
>> -------
>>
>> * Experimental SWMR support
>> * Group and AttributeManager classes now inherit from the appropriate ABCs
>> * Fixed an issue with 64-bit float VLENS
>> * Cython warning cleanups related to "const"
>> * Entire code base ported to "six"; 2to3 removed from setup.py
>>
>>
>> Acknowledgements
>> ---------------
>>
>> This release incorporates changes from, among others:
>>
>> * Ulrik Pedersen
>> * James Tocknell
>> * Will Parkin
>> * Antony Lee
>> * Peter H. Li
>> * Peter Colberg
>> * Ghislain Antony Vaillant
>>
>>
>> Where to get it
>> ---------------
>>
>> Downloads, documentation, and more are available at the h5py website:
>>
>> http://www.h5py.org
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>
>
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