ANN: datatest 0.9.1 released (test driven data-wrangling)

[Shawn Brown]

Hello,

I'm happy to announce the next version of datatest has been
released.


About
-----

Datatest provides tools for test driven data-wrangling and analysis.
It supports both pytest and unittest style testing.

 * Docs: http://datatest.readthedocs.io/
 * PyPI: https://pypi.org/project/datatest/
 * Devel: https://github.com/shawnbrown/datatest

Datatest has no hard dependencies and supports Python 2.6, 2.7,
3.1 through 3.6, PyPy, and PyPy3.


What's New
----------

* Supports PyTest with a bundled version of the datatest plugin.
* Added tuple- and wildcard-predicates for more expressive validation.
* Fully composable data-allowances using UNION and INTERSECTION
  via "|" and "&" operators.
* Added support for incremental testing with the 'mandatory' marker.
* Improved data loading now supports shell-style wildcards (like
  "*.csv"), Pandas DataFrames, MS Excel, and DBF files.
* New introductory docs:
    https://datatest.readthedocs.io/en/stable/tutorial/introduction.html
* Added Sphinx-tabs style docs for clear separation of pytest
  and unittest style examples.
* And more...