Update flake8 to 3.5.0

[pyup-bot]

There's a new version of flake8 available. You are currently using 3.3.0. I have updated it to 3.5.0

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

Changelog

3.5.0

---

You can view the 3.5.0 milestone_ on GitLab for more details.

New Dependency Information

- Allow for PyFlakes 1.6.0 (See also `GitLab359`_)

- Start using new PyCodestyle checks for bare excepts and ambiguous identifier
 (See also `GitLab361`_)

Features

• Print out information about configuring VCS hooks (See also GitLab335_)

• Allow users to develop plugins "local" to a repository without using setuptools. See our documentation on local plugins for more information. (See also GitLab357_)

Bugs Fixed

- Catch and helpfully report ``UnicodeDecodeError``\ s when parsing
 configuration files. (See also `GitLab358`_)

.. all links
.. _3.5.0 milestone:
   https://gitlab.com/pycqa/flake8/milestones/20

.. issue links
.. _GitLab335:
   https://gitlab.com/pycqa/flake8/issues/335
.. _GitLab357:
   https://gitlab.com/pycqa/flake8/issues/357
.. _GitLab358:
   https://gitlab.com/pycqa/flake8/issues/358
.. _GitLab359:
   https://gitlab.com/pycqa/flake8/issues/359
.. _GitLab361:
   https://gitlab.com/pycqa/flake8/issues/361

.. merge request links

### 3.4.1

-------------------

You can view the `3.4.1 milestone`_ on GitLab for more details.

- Fix minor regression when users specify only a ``--select`` list with items
 in the enabled/extended select list.  (See also `GitLab354`_)

.. all links
.. _3.4.1 milestone:
   https://gitlab.com/pycqa/flake8/milestones/19

.. issue links
.. _GitLab354:
   https://gitlab.com/pycqa/flake8/issues/354

.. merge request links

### 3.4.0

-------------------

You can view the `3.4.0 milestone`_ on GitLab for more details.

- Refine logic around ``--select`` and ``--ignore`` when combined with the
 default values for each. (See also `GitLab318`_)

- Handle spaces as an alternate separate for error codes, e.g.,
 ``--ignore 'E123 E234'``. (See also `GitLab329`_)

- Filter out empty select and ignore codes, e.g., ``--ignore E123,,E234``.
 (See also `GitLab330`_)

- Specify dependencies appropriately in ``setup.py`` (See also `Gitlab341_`)

- Fix bug in parsing ``--quiet`` and ``--verbose`` from config files.
 (See also `GitLab!193`_)

- Remove unused import of ``os`` in the git hook template (See also
 `GitLab!194`_)

.. all links
.. _3.4.0 milestone:
   https://gitlab.com/pycqa/flake8/milestones/18

.. issue links
.. _GitLab318:
   https://gitlab.com/pycqa/flake8/issues/318
.. _GitLab329:
   https://gitlab.com/pycqa/flake8/issues/329
.. _GitLab330:
   https://gitlab.com/pycqa/flake8/issues/330
.. _GitLab341:
   https://gitlab.com/pycqa/flake8/issues/341

.. merge request links
.. _GitLab!193:
   https://gitlab.com/pycqa/flake8/merge_requests/193
.. _GitLab!194:
   https://gitlab.com/pycqa/flake8/merge_requests/194

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

Happy merging! 🤖

[codecov[bot]]

Codecov Report

Merging #72 into develop will not change coverage. The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop      #72   +/-   ##
========================================
  Coverage    91.59%   91.59%           
========================================
  Files           82       82           
  Lines         3475     3475           
  Branches       184      184           
========================================
  Hits          3183     3183           
  Misses         262      262           
  Partials        30       30

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