Release notes for PyTables 3.4 series

Changes from 3.4.3 to 3.4.4


  • Environment variable to control the use of embedded libraries. Thanks to avalentino.

  • Include citation in repository. gh-690. Thanks to katrinleinweber.

Bugs fixed

  • Fixed import error with numexpr 2.6.5.dev0 gh-685. Thanks to cgohlke.

  • Fixed linter warnings. Thanks to avalentino.

  • Fixed for re.split() is version detection. gh-687. Thanks to mingwandroid.

  • Fixed test failures with Python 2.7 and NumPy 1.14.3 gh-688 & gh-689. Thanks to oleksandr-pavlyk.

Changes from 3.4.2 to 3.4.3


  • On interactive python sessions, group/attribute __dir__() method autocompletes children that are named as valid python identifiers. gh-624 & gh-625 thanks to ankostis.

  • Implement Group.__getitem__() to have groups act as python-containers, so code like this works: hfile.root['some child']. gh-628 thanks to ankostis.

  • Enable building with Intel compiler (icc/icpc). Thanks to rohit-jamuar.

  • PEP 519 support, using new os.fspath method. Thanks to mruffalo.

  • Optional disable recording of ctime (metadata creation time) when creating datasets that makes possible to get bitwise identical output from repeated runs. Thanks to alex-cobb.

  • Prevent from reading all rows for each coord in a VLArray when indexing using a list . Thanks to igormq.

  • Internal Blosc version updated to 1.14.3

Bugs fixed

  • Fixed division by zero when using _convert_time64() with an empty nparr array. gh-653. Thanks to alobbs.

  • Fixed deprecation warnings with numpy 1.14. Thanks to oleksandr-pavlyk.

  • Skip DLL check when running from a frozen app. gh-675. Thanks to jwiggins.

  • Fixed behaviour with slices out of range. gh-651. Thanks to jackdbd.

Changes from 3.4.1 to 3.4.2


  • detects conda env and uses installed conda (hdf5, bzip2, lzo and/or blosc) packages when building from source.

Bugs fixed

  • Linux wheels now built against built-in blosc.

  • Fixed windows absolute paths in ptrepack, ptdump, ptree. gh-616. Thanks to oscar6echo.

Changes from 3.4.0 to 3.4.1

Bugs fixed

  • Fixed bug in ptrepack

Changes from 3.3.0 to 3.4.0


  • Support for HDF5 v1.10.x (see gh-582)

  • Fix compatibility with the upcoming Python 2.7.13, 3.5.3 and 3.6 versions. See also gh-590. Thanks to Yaroslav Halchenko

  • Internal Blosc version updated to 1.11.3

  • Gracefully handle cpuinfo failure. (PR #578) Thanks to Zbigniew Jędrzejewski-Szmek

  • Update internal py-cpuinfo to 3.3.0. Thanks to Gustavo Serra Scalet.

Bugs fixed

  • Fix conversion of python 2 long type to six.integer_types in See also gh-598. Thanks to Kyle Keppler for reporting.

  • Fix important bug in bitshuffle filter in internal Blosc on big-endian machines. See also gh-583.

  • Fix allow for long type in nextafter. (PR #587) Thanks to Yaroslav Halchenko.

  • Fix unicode bug in group and tables names. gh-514