Only test with oldest and newest supported Python versions.

Author: fschulze

.github/workflows/main.yml

@@ -12,16 +12,10 @@ jobs:
         include:
           - python-version: "3.7"
             os: "ubuntu-latest"
-            tox-envs: "py37,py37-server620"
-          - python-version: "3.8"
-            os: "ubuntu-latest"
-            tox-envs: "py38"
-          - python-version: "3.9"
-            os: "ubuntu-latest"
-            tox-envs: "py39"
-          - python-version: "3.10"
+            tox-envs: "py37-server620"
+          - python-version: "3.7"
             os: "ubuntu-latest"
-            tox-envs: "py310"
+            tox-envs: "py37"
           - python-version: "3.11"
             os: "ubuntu-latest"
             tox-envs: "py311"
@@ -58,16 +52,10 @@ jobs:
         include:
           - python-version: "3.7"
             os: "ubuntu-latest"
-            tox-envs: "py37,py37-server620"
-          - python-version: "3.8"
-            os: "ubuntu-latest"
-            tox-envs: "py38"
-          - python-version: "3.9"
-            os: "ubuntu-latest"
-            tox-envs: "py39"
-          - python-version: "3.10"
+            tox-envs: "py37-server620"
+          - python-version: "3.7"
             os: "ubuntu-latest"
-            tox-envs: "py310"
+            tox-envs: "py37"
           - python-version: "3.11"
             os: "ubuntu-latest"
             tox-envs: "py311"

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist=py37{,-server620},py38,py39,py310,py311,pypy3
+envlist=py37{,-server620},py311,pypy3
 
 
 [testenv]