add support for python 3.12; remove support for 3.7

.github/workflows/cd.yml

@@ -12,10 +12,10 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4.1.2
-      - name: Set up Python 3.11
+      - name: Set up Python 3.12
         uses: actions/setup-python@v5.1.0
         with:
-          python-version: '3.11'
+          python-version: '3.12'
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: [3.7, 3.8, 3.9, '3.10', '3.11']
+        python-version: [3.8, 3.9, '3.10', '3.11', '3.12']
 
     steps:
     - uses: actions/checkout@v4.1.2
@@ -37,10 +37,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4.1.2
-    - name: Set up Python 3.11
+    - name: Set up Python 3.12
       uses: actions/setup-python@v5.1.0
       with:
-        python-version: '3.11'
+        python-version: '3.12'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
-- repo: https://github.com/ambv/black
-  rev: 18.9b0
+- repo: https://github.com/psf/black-pre-commit-mirror
+  rev: 24.3.0
   hooks:
   - id: black
-    language_version: python3.7
+    language_version: python3.12

tox.ini

@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = docs, py{py3,37,38,39,310,311}
+envlist = docs, py{py3,38,39,310,311,312}
 
 [testenv]
 deps =