Updated CI config, now also testing with Python 3.12

.github/workflows/python-package.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: [ "3.8", "3.9", "3.10", "3.11", "pypy-3.9", "pypy-3.10"]
+        python-version: [ "3.8", "3.9", "3.10", "3.11", "3.12", "pypy-3.9", "pypy-3.10"]
 
     steps:
     - uses: actions/checkout@v4
@@ -30,9 +30,9 @@ jobs:
         python -m pip install git+https://github.com/mideind/GreynirPackage#egg=reynir
         # The neural sentence classifier doesn't work with pypy so don't try to install it
         if [ "${{ matrix.python-version }}" == "pypy-3.9" ] || [ "${{ matrix.python-version }}" == "pypy-3.10" ]; then
-          python -m pip install -e .
+          python -m pip install -e ".[dev]"
         else
-          python -m pip install -e .[sentence_classifier]
+          python -m pip install -e ".[sentence_classifier]"
         fi
     - name: Typecheck with mypy
       run: |