Move to supporting python3.6+ only

as prior versions are have reached end-of-life

.github/workflows/test.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.5, 3.6, 3.7, 3.8]
+        python-version: [3.6, 3.7, 3.8]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2

moj_irat/__init__.py

@@ -0,0 +1,3 @@
+VERSION = (0, 5)
+__version__ = '.'.join(map(str, VERSION))
+__author__ = 'Ministry of Justice Digital & Technology'

setup.py

@@ -1,8 +1,14 @@
 #!/usr/bin/env python
+import importlib
 import os
+import sys
+import warnings
 
 from setuptools import setup
 
+if sys.version_info[0:2] < (3, 6):
+    warnings.warn('This package is tested with Python version 3.6+')
+
 root_path = os.path.abspath(os.path.dirname(__file__))
 
 with open(os.path.join(root_path, 'README.rst')) as readme:
@@ -11,17 +17,19 @@
 install_requires = ['Django>=2.2,<4', 'requests']
 tests_require = ['flake8', 'responses']
 
+package_info = importlib.import_module('moj_irat')
+
 setup(
     name='django-moj-irat',
-    version='0.5',
-    author='Ministry of Justice Digital & Technology',
+    version=package_info.__version__,
+    author=package_info.__author__,
     author_email='dev@digital.justice.gov.uk',
     url='https://github.com/ministryofjustice/django-moj-irat',
     packages=['moj_irat'],
     include_package_data=True,
     license='MIT',
-    description="Tools to support adding a Django-based service to "
-                "Ministry of Justice's Incidence Response and Tuning",
+    description='Tools to support adding a Django-based service to '
+                'Ministry of Justice’s Incidence Response and Tuning',
     long_description=README,
     keywords='moj django irat monitoring',
     classifiers=[
@@ -32,7 +40,6 @@
         'Natural Language :: English',
         'Operating System :: OS Independent',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',