Release v0.9.0

What's Changed

This is a maintenance release ahead of the major v1.0.0 release (TBA)

• use pytest temporary dir factory to write some of the test hdf5 files and move all fixed hdf5 sample data files to tests/data by @valeriupredoi in #117
• Install netcdf4 from conda-forge and pin netcdf4<1.7.3 in pyproject.toml by @valeriupredoi in #124
• Support Python 3.14 by @valeriupredoi in #125
• remove pin on netcdf4 by @valeriupredoi in #126
• update changelog for v0.8.0 and v0.9.0 (to be released tomorrow 18 Oct 2025, last before big v1.0) by @valeriupredoi in #127

All reviewed by @kmuehlbauer and @davidhassell 🍻

Full Changelog: v0.8.0...v0.9.0

Release v0.8.0

What's Changed

• Support for Opaque datasets by @bnlawrence in #114

with review from @kmuehlbauer

Full Changelog: v0.7.0...v0.8.0

Release v0.7.0

What's Changed

• add joss paper pdf conversion via gha by @valeriupredoi in #97
• fix changelog to include Kai as contributor to v0.6.0 and change Brian L -> Bryan L (typos) by @valeriupredoi in #96
• New logo by @valeriupredoi in #98
• fix Enum and Empty attributes by @kmuehlbauer in #102
• Fix user datatypes (enum, compound) by @kmuehlbauer in #105
• Added partial support for compact datasets. by @zequihg50 in #107
• fix handling of uninitialized vlen strings by @kmuehlbauer in #110
• add dataobjects.dtype to DatasetMeta by @kmuehlbauer in #112

All changes with review from @bnlawrence @davidhassell and @bmaranville - very many thanks 🍻

Full Changelog: v0.6.0...v0.7.0

Release v0.6.0

Version 0.6.0

2025-09-16

• Enumeration Support (#85 by
  Bryan Lawrence and Kai Mühlbauer)

Release by @valeriupredoi containing contributions by @bnlawrence and @kmuehlbauer 🍻

Release v0.5.1

Version 0.5.1

2025-08-22

• Add a Changelog #87 by David Hassell
• Improved documentation #84 by Kai Mühlbauer
• When getting object by address, do not fully instantiate when iterating #83 by Kai Mühlbauer
• Add documentation for Pyfive #81 by Valeriu Predoi
• Setup documentation builds on Readthedocs #80 by Valeriu Predoi

Issue and authors

• Closes #91
• Authors@ @davidhassell @kmuehlbauer @valeriupredoi

Release v0.5.0

Pyfive v0.5.0 release

Closes #75

Main highlights:

• Functionality enhancements to address lazy loading of chunked data, variable length strings, and other minor bug fixes: a completely new approach to handling thread-safe loading of HDF5 files by @bnlawrence and @davidhassell in #68
• Various improvements towards the pyfive Python package by @valeriupredoi #69 #72 #73 #74 #76 #79

Notes:

• the repository has now moved permanently to NCAS-CMS https://github.com/NCAS-CMS and will be maintained by NCAS-CMS
• a release cycle will be set up in the future, for now we are releasing on a "whim" ie when major updates are merged in main

Special thanks:

• many thanks to @jjhelmus for all his help passing the Pyfive baton
• many thanks to @kmuehlbauer for willing to help out here

🍻

pyfive v0.4.0

pyfive v0.4.0

pyfive version 0.3.0

Some highlights from the release:

• support for dimension scales via the Dataset.dims attribute
• reading from BytesIO objects
• File can be used as a context manager
• references
• Support for a number of new attribute types:
  • complex64
  • complex128
  • variable length sequences
  • arrays
  • references
• Dataset.fillvalue attribute
• fletcher32 checksums