[MAIN] add Python 3.12 (#79)

* add Python 3.12 to CI workflow

.github/workflows/CI_actions.yml

@@ -8,11 +8,11 @@ on:
   # run on pull requests to master branch
   pull_request:
     branches: [master]
-    types: [synchronize, opened, reopened, ready_for_review]
+    types: [synchronize, opened, reopened]
 
   # run on pushes to master branch
   push:
-    #branches: [master]
+    branches: [master]
 
 # jobs define the steps that will be executed on the runner
 jobs:
@@ -25,8 +25,8 @@ jobs:
         matrix:
           # OS [ubuntu-latest, macos-latest, windows-latest]
           os: [ubuntu-latest]
-          # relevant python versions for viziphant: [3.7, 3.8, 3.9, "3.10", 3.11]
-          python-version: [3.8, 3.9, "3.10", 3.11]
+          # relevant python versions for viziphant: [3.7, 3.8, 3.9, "3.10", 3.11, 3.12]
+          python-version: [3.8, 3.9, "3.10", 3.11, 3.12]
 
         # do not cancel all in-progress jobs if any matrix job fails
         fail-fast: false
@@ -55,6 +55,7 @@ jobs:
        - name: Install dependencies
          run: |
             python -m pip install --upgrade pip
+            pip install setuptools
             pip install -r requirements/requirements-docs.txt
             pip install -r requirements/requirements.txt
             pip install .
@@ -105,6 +106,7 @@ jobs:
        - name: Install dependencies
          run: |
             python -m pip install --upgrade pip
+            pip install setuptools
             pip install -r requirements/requirements-docs.txt
             pip install -r requirements/requirements-tests.txt
             pip install -r requirements/requirements.txt