Remove flake8 checks because there is error.

Author: Alexander Bogushov

setup.cfg

@@ -7,7 +7,7 @@ description-file = README.md
 
 [tool:pytest]
 DJANGO_SETTINGS_MODULE=tests.django_settings
-addopts= --doctest-modules --flake8 --nomigrations
+addopts= --doctest-modules --nomigrations
 testpaths = django_admin_json_editor tests
 
 flake8-max-complexity = 10

setup.py

@@ -25,12 +25,13 @@
     'Django',
 ]
 
+setup_requires = [
+    'pytest-runner',
+]
+
 test_requirements = [
     'pytest',
     'pytest-django',
-    'pytest-runner',
-    'pytest-flake8',
-    'flake8-isort',
 ]
 
 setup(
@@ -60,5 +61,6 @@
     ],
     install_requires=requirements,
     test_suite='tests',
+    setup_requires=setup_requires,
     tests_require=test_requirements,
 )