Drop Django and Python EOL versions

Author: codingjoe

Diff for: .github/workflows/ci.yml

@@ -82,25 +82,15 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.7"
           - "3.8"
           - "3.9"
-          - "3.10" 
+          - "3.10"
         django-version:
-          - "2.2.*"
-          - "3.1.*"
-          - "3.2.*"
-          - "4.0.*"
+          - "3.2a"
+          - "4.0a"
         extra:
           - ""
           - "progressbar"
-        exclude:
-          - python-version: "3.7"
-            django-version: "4.0.*"
-          - python-version: "3.10"
-            django-version: "3.1.*"
-          - python-version: "3.10"
-            django-version: "2.2.*"
     steps:
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v3
@@ -111,7 +101,7 @@ jobs:
     - run: python -m pip install --upgrade pip setuptools codecov wheel
     - run: python -m pip install .[${{ matrix.extra }}]
       if: ${{ matrix.extra }}
-    - run: python -m pip install django==${{ matrix.django-version }}
+    - run: python -m pip install django~=${{ matrix.django-version }}
     - name: Test with pytest
       run: python setup.py test
     - run: codecov

Diff for: setup.cfg

@@ -20,17 +20,14 @@ classifier =
     Topic :: Software Development
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Framework :: Django
-    Framework :: Django :: 2.2
-    Framework :: Django :: 3.1
     Framework :: Django :: 3.2
     Framework :: Django :: 4.0
 
-python_requires =  >=3.7
+python_requires =  >=3.8
 
 [options]
 include_package_data = True