Update pytest to 3.1.0

[pyup-bot]

There's a new version of pytest available.
You are currently using 3.0.6. I have updated it to 3.1.0

These links might come in handy: PyPI | Changelog | Repo | Homepage

Changelog

3.0.8

==================

• Change capture.py's DontReadFromInput class to throw io.UnsupportedOperation errors rather
  than ValueErrors in the fileno method (2276).
  Thanks metasyn for the PR.

• Fix exception formatting while importing modules when the exception message
  contains non-ascii characters (2336).
  Thanks fabioz for the report and nicoddemus_ for the PR.

• Added documentation related to issue (1937)
  Thanks skylarjhdownes for the PR.

• Allow collecting files with any file extension as Python modules (2369).
  Thanks Kodiologist for the PR.

• Show the correct error message when collect "parametrize" func with wrong args (2383).
  Thanks The-Compiler for the report and robin0371_ for the PR.

.. _skylarjhdownes: https://github.com/skylarjhdownes
.. _fabioz: https://github.com/fabioz
.. _metasyn: https://github.com/metasyn
.. _Kodiologist: https://github.com/Kodiologist
.. _robin0371: https://github.com/robin0371

.. _1937: pytest-dev/pytest#1937
.. _2276: pytest-dev/pytest#2276
.. _2336: pytest-dev/pytest#2336
.. _2369: pytest-dev/pytest#2369
.. _2383: pytest-dev/pytest#2383

3.0.7

==================

• Fix issue in assertion rewriting breaking due to modules silently discarding
  other modules when importing fails
  Notably, importing the anydbm module is fixed. (2248).
  Thanks pfhayes for the PR.

• junitxml: Fix problematic case where system-out tag occured twice per testcase
  element in the XML report. Thanks kkoukiou_ for the PR.

• Fix regression, pytest now skips unittest correctly if run with --pdb
  (2137). Thanks to gst for the report and mbyt_ for the PR.

• Ignore exceptions raised from descriptors (e.g. properties) during Python test collection (2234).
  Thanks to bluetech.

• --override-ini now correctly overrides some fundamental options like python_files (2238).
  Thanks sirex for the report and nicoddemus_ for the PR.

• Replace raise StopIteration usages in the code by simple returns to finish generators, in accordance to PEP-479_ (2160).
  Thanks tgoodlet for the report and nicoddemus_ for the PR.

• Fix internal errors when an unprintable AssertionError is raised inside a test.
  Thanks omerhadari_ for the PR.

• Skipping plugin now also works with test items generated by custom collectors (2231).
  Thanks to vidartf.

• Fix trailing whitespace in console output if no .ini file presented (2281). Thanks fbjorn for the PR.

• Conditionless xfail markers no longer rely on the underlying test item
  being an instance of PyobjMixin, and can therefore apply to tests not
  collected by the built-in python test collector. Thanks barneygale_ for the
  PR.

.. _pfhayes: https://github.com/pfhayes
.. _bluetech: https://github.com/bluetech
.. _gst: https://github.com/gst
.. _sirex: https://github.com/sirex
.. _vidartf: https://github.com/vidartf
.. _kkoukiou: https://github.com/KKoukiou
.. _omerhadari: https://github.com/omerhadari
.. _fbjorn: https://github.com/fbjorn

.. _2248: pytest-dev/pytest#2248
.. _2137: pytest-dev/pytest#2137
.. _2160: pytest-dev/pytest#2160
.. _2231: pytest-dev/pytest#2231
.. _2234: pytest-dev/pytest#2234
.. _2238: pytest-dev/pytest#2238
.. _2281: pytest-dev/pytest#2281

.. _PEP-479: https://www.python.org/dev/peps/pep-0479/

Got merge conflicts? Close this PR and delete the branch. I'll create a new PR for you.

Happy merging! 🤖

[codecov-io]

Codecov Report

Merging #182 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #182   +/-   ##
=======================================
  Coverage   92.01%   92.01%           
=======================================
  Files          12       12           
  Lines        1804     1804           
  Branches      254      254           
=======================================
  Hits         1660     1660           
  Misses         90       90           
  Partials       54       54

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[pyup-bot]

Closing this in favor of #185