[cleanup] Code cleanup

- Fix tox
- Fix flake8 line length
- Remove six
- Remove python 2.x support

.travis.yml

@@ -14,11 +14,8 @@ python:
   - "3.6"
 
 env:
-  matrix:
-    - TOXENV=dj22
-    - TOXENV=dj30
-
-    - TOXENV=flake8
+  - TOXENV=dj22
+  - TOXENV=dj30
 
 cache:
   directories:
@@ -27,14 +24,12 @@ cache:
 install:
   - pip install flake8 tox 'coverage<5' coveralls
 
-jobs:
-  include:
-    - name: flake8
-      python: "3.6"
-      script: flake8 djclick
-
 script:
   - tox -e $TOXENV
   - coverage report
   - coverage html
   - coveralls
+
+jobs:
+  include:
+    - script: tox -e flake8

djclick/adapter.py

@@ -2,8 +2,6 @@
 import sys
 from functools import update_wrapper
 
-import six
-
 import click
 
 from django import get_version, VERSION as DJANGO_VERSION
@@ -110,7 +108,7 @@ def execute(self, *args, **kwargs):
             # Rename kwargs to to the appropriate destination argument name
             opt_mapping = dict(self.map_names())
             arg_options = {
-                opt_mapping.get(key, key): value for key, value in six.iteritems(kwargs)
+                opt_mapping.get(key, key): value for key, value in kwargs.items()
             }
 
             # Update the context with the passed (renamed) kwargs

djclick/test/test_adapter.py

@@ -3,8 +3,6 @@
 import codecs
 import subprocess
 
-import six
-
 import pytest
 
 import click
@@ -16,10 +14,6 @@
 import djclick
 
 
-todo = pytest.mark.xfail(reason="TODO")
-
-
-@pytest.mark.skipif(not six.PY3, reason="Only necessary on Python3")
 def test_not_ascii():  # NOCOV
     """
     Make sure that the systems preferred encoding is not `ascii`.

djclick/test/testprj/testapp/models.py

@@ -1,10 +1,6 @@
-from __future__ import unicode_literals
-
 from django.db import models
-from six import python_2_unicode_compatible
 
 
-@python_2_unicode_compatible
 class DummyModel(models.Model):
     slug = models.CharField(max_length=50)
 

requirements-dev.txt

@@ -12,7 +12,6 @@ check-manifest
 flake8
 mccabe
 pep8
-flake8-todo
 pep8-naming
 pyflakes
 

requirements.txt

@@ -1,2 +1 @@
-six>=1.9.0
 click>=7.1,<7.2

setup.py

@@ -18,10 +18,10 @@
     "License :: OSI Approved :: MIT License",
     "Operating System :: OS Independent",
     "Programming Language :: Python",
-    "Programming Language :: Python :: 2.7",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.3",
-    "Programming Language :: Python :: 3.4",
+    "Programming Language :: Python :: 3.6",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
 ]
 
 

tox.ini

@@ -4,7 +4,7 @@
 # By moving it out of the way (~500MB), we trim test execution time by > 80%.
 toxworkdir = {homedir}/.toxenvs/django-click
 envlist =
-    dj{22,30}
+    dj{22,30},flake8
 
 [testenv]
 usedevelop = true
@@ -17,3 +17,11 @@ deps =
     dj22: django>=2.2,<2.3
     dj30: django>=3.0,<3.1
 commands = py.test -rxs --cov-report= --cov-append --cov djclick {posargs:djclick}
+
+
+[testenv:flake8]
+commands = flake8 djclick
+
+
+[flake8]
+max-line-length = 100