Add Python 3.12 support

.github/workflows/ci.yml

@@ -13,14 +13,16 @@ jobs:
   build:
     strategy:
       matrix:
-        python-version: [3.9, "3.10", "3.11"]
+        python-version: [3.9, "3.10", "3.11", "3.12"]
         include:
           - python-version: 3.9
             tox-py: py39
           - python-version: "3.10"
             tox-py: py310
           - python-version: "3.11"
             tox-py: py311
+          - python-version: "3.12"
+            tox-py: py312
     runs-on: ubuntu-22.04
     steps:
     - uses: actions/checkout@v3
@@ -99,7 +101,7 @@ jobs:
     strategy:
         fail-fast: false
         matrix:
-          python-version: [3.9, "3.10", "3.11"]
+          python-version: [3.9, "3.10", "3.11", "3.12"]
           it-backend: [local, s3, gcs, minio, azure, azure-hierarchical]
           # IBM not included by default due to lite plan quota being easily exceeded
           #it-backend: [local, s3, gcs, minio, ibm, azure]
@@ -185,7 +187,7 @@ jobs:
       run: |
         poetry install
         sudo apt-get remove azure-cli || true
-        pip install ccm
+        poetry run pip install git+https://github.com/riptano/ccm.git
 
     - name: Check if integration tests can run
       env: