Python 3.6 support removed.

Author: Badiboy

.github/workflows/setup_python.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [ '3.6','3.7','3.8','3.9', '3.10', 'pypy-3.7', 'pypy-3.8', 'pypy-3.9']
+        python-version: [ '3.7','3.8','3.9', '3.10', '3.11', 'pypy-3.7', 'pypy-3.8', 'pypy-3.9']
     name: ${{ matrix.python-version }} and tests
     steps:
       - uses: actions/checkout@v2