Try fixing flake8 in ci

3 jobs from dockerization in 13 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
passed #1835
build-local

00:01

failed #1834
flake8

00:04

passed #1836
test

00:07

 
Test flake8
Collecting six (from pathlib2; python_version < "3"->importlib-metadata; python_version < "3.8"->flake8)
Using cached https://files.pythonhosted.org/packages/ee/ff/48bde5c0f013094d729fe4b0316ba2a24774b3ff1c52d924a8a4cb04078a/six-1.15.0-py2.py3-none-any.whl
Collecting scandir; python_version < "3.5" (from pathlib2; python_version < "3"->importlib-metadata; python_version < "3.8"->flake8)
Installing collected packages: contextlib2, zipp, configparser, six, scandir, pathlib2, importlib-metadata, functools32, pyflakes, pycodestyle, typing, enum34, mccabe, flake8
Successfully installed configparser-4.0.2 contextlib2-0.6.0.post1 enum34-1.1.10 flake8-3.8.3 functools32-3.2.3.post2 importlib-metadata-1.7.0 mccabe-0.6.1 pathlib2-2.3.5 pycodestyle-2.6.0 pyflakes-2.2.0 scandir-1.10.0 six-1.15.0 typing-3.7.4.1 zipp-1.2.0
$ flake8
./recircle/manage.py:14:14: E999 SyntaxError: invalid syntax
./recircle/authorization/mixins.py:17:70: E999 SyntaxError: invalid syntax
ERROR: Job failed: exit status 1