Update packaging to 20.3

[pyup-bot]

This PR updates packaging from 19.2 to 20.3.

Changelog

20.3

~~~~~~~~~~~~~~~~~

* Fix changelog for 20.2.

20.2

~~~~~~~~~~~~~~~~~

* Fix a bug that caused a 32-bit OS that runs on a 64-bit ARM CPU (e.g. ARM-v8,
aarch64), to report the wrong bitness.

20.1

~~~~~~~~~~~~~~~~~~~

* Fix a bug caused by reuse of an exhausted iterator. (:issue:`257`)

20.0

~~~~~~~~~~~~~~~~~

* Add type hints (:issue:`191`)

* Add proper trove classifiers for PyPy support (:issue:`198`)

* Scale back depending on ``ctypes`` for manylinux support detection (:issue:`171`)

* Use ``sys.implementation.name`` where appropriate for ``packaging.tags`` (:issue:`193`)

* Expand upon the API provded by ``packaging.tags``: ``interpreter_name()``, ``mac_platforms()``, ``compatible_tags()``, ``cpython_tags()``, ``generic_tags()`` (:issue:`187`)

* Officially support Python 3.8 (:issue:`232`)

* Add ``major``, ``minor``, and ``micro`` aliases to ``packaging.version.Version`` (:issue:`226`)

* Properly mark ``packaging`` has being fully typed by adding a `py.typed` file (:issue:`226`)

Links

• PyPI: https://pypi.org/project/packaging
• Changelog: https://pyup.io/changelogs/packaging/
• Repo: https://github.com/pypa/packaging

[codecov]

Codecov Report

Merging #124 into master will not change coverage by %.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #124   +/-   ##
=======================================
  Coverage   30.00%   30.00%           
=======================================
  Files           3        3           
  Lines          10       10           
=======================================
  Hits            3        3           
  Misses          7        7           

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[pyup-bot]

Closing this in favor of #140