TST: fix minimal requirement spec and add CPython 3.12 and 3.13 to CI

Author: neutrinoceros

.github/workflows/test.yml

@@ -11,12 +11,14 @@ jobs:
     strategy:
       matrix:
         python-version:
+          - "3.13"
+          - "3.12"
           - "3.11"
           - "3.10"
           - "3.9"
         pyqt-dependency:
-          - "PyQt6"
-          - "PySide6"
+          - "PyQt"
+          - "PySide"
 
     steps:
       - uses: "actions/checkout@v3"
@@ -30,17 +32,19 @@ jobs:
         run: |
           # Project dependencies from pyproject.toml
           # NOTE: Also builds viscm. How do we avoid this?
-          pip install .
+          pip install .[${{ matrix.pyqt-dependency }}]
 
           # Test dependencies
-          pip install pytest pytest-cov pytest-qt pytest-xvfb ${{ matrix.pyqt-dependency }}
+          pip install pytest pytest-cov pytest-qt pytest-xvfb
           # pytest-qt CI dependencies: https://pytest-qt.readthedocs.io/en/latest/troubleshooting.html#github-actions
           sudo apt update
           sudo apt install -y \
             xvfb libegl1 \
             libxkbcommon-x11-0 libxcb-icccm4 libxcb-image0 libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 libxcb-xinerama0 libxcb-xfixes0 x11-utils \
             libxcb-cursor0
 
+      - run: pip list
+
       - name: "Run tests"
         run: "make test"
         env:

pyproject.toml

@@ -15,12 +15,12 @@ classifiers = [
   "Programming Language :: Python :: 3",
 ]
 
-requires-python = "~=3.9"
+requires-python = ">=3.9"
 dependencies = [
-  "numpy ~=1.22",
-  "matplotlib ~=3.5",
-  "colorspacious ~=1.1",
-  "scipy ~=1.8",
+  "numpy >=1.22",
+  "matplotlib >=3.5",
+  "colorspacious >=1.1",
+  "scipy >=1.8",
 ]
 
 [project.optional-dependencies]