ci: Stop testing with Postgres 12 (#541)

Closes #533

.github/workflows/test.yml

@@ -56,8 +56,6 @@ jobs:
         postgres-version:
         - "17"
         include:
-        - python-version: "3.13"
-          postgres-version: "12"
         - python-version: "3.13"
           postgres-version: "13"
         - python-version: "3.13"
@@ -115,7 +113,7 @@ jobs:
         pipx install tox
     - name: Run pytest
       run: |
-        tox -e $(echo py${{ matrix.python-version }} | tr -d .)
+        tox -e ${{ matrix.python-version }}
     - name: Run lint
       run: |
         tox -e lint

tox.ini

@@ -1,22 +1,20 @@
 # This file can be used to customize tox tests as well as other test frameworks like flake8 and mypy
 
 [tox]
-envlist = py313
+envlist =
+    3.{9,10,11,12,13}
+    format
+    lint
 isolated_build = true
 min_version = 4
 
 [testenv]
-# Run the python tests.
-# To execute, run `tox -e pytest`
-envlist = py3{9,10,11,12,13}
 deps =
     pytest
 commands =
     pytest
 
 [testenv:format]
-# Attempt to auto-resolve lint errors before they are raised.
-# To execute, run `tox -e format`
 skip_install = true
 deps =
     ruff
@@ -25,8 +23,6 @@ commands =
     ruff format tap_postgres/
 
 [testenv:lint]
-# Raise an error if lint and style standards are not met.
-# To execute, run `tox -e lint`
 deps =
     mypy
     ruff