remove support for python2 in the tests.

.github/workflows/ci.yml

@@ -1,26 +1,20 @@
 name: CI
 
-on: [push, pull_request]
+on: [ push ]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        python: [3.8, 3.9, 3.11]
-
     steps:
       - uses: actions/checkout@v2
       - name: Setup Python
         uses: actions/setup-python@v2
         with:
-          python-version: ${{ matrix.python }}
+          python-version: 3.8
       - name: Install Tox and any other packages
         run: |
          pip install tox
          pip install -r ./requirements.txt
-
       - name: Run Tox
         # Run tox using the version of Python in `PATH`
         run: tox -e py

tox.ini

@@ -1,6 +1,6 @@
 # content of: tox.ini , put in same dir as setup.py
 [tox]
-envlist = py27,py39
+envlist = py39
 
 [testenv]
 # install pytest in the virtualenv where commands will be executed