# Release notes for PyTables 3.4 series

## Changes from 3.4.3 to 3.4.4

### Improvements

> - 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

### Improvements

> - 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

### Improvements

> - setup.py 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

### Improvements

> - 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 atom.py. 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