126 provide some backwards compatibility with previous python versions

.github/workflows/unit-test.yml

@@ -7,15 +7,18 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up OnAIR test environment
       uses: conda-incubator/setup-miniconda@v3
       with:
         activate-environment: onair
         environment-file: environment.yml
-        python-version: 3.11.2
+        python-version: ${{ matrix.python-version }}
         auto-activate-base: false
     - name: Install dependencies
       shell: bash -l {0}
@@ -29,4 +32,4 @@ jobs:
       shell: bash -l {0}
       run: coverage report --skip-empty
     - name: Upload coverage reports to Codecov
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4

environment.yml

@@ -3,12 +3,12 @@ channels:
   - default
   - conda-forge
 dependencies:
-  - python==3.11.2
-  - numpy==1.23.4
-  - coverage==6.5.0
-  - pytest==7.2.0
-  - pytest-mock==3.10.0
-  - pytest-randomly==3.12.0
+  - python>=3.8,<3.13
+  - numpy
+  - coverage
+  - pytest
+  - pytest-mock
+  - pytest-randomly
   - pip
   - pip:
-    - redis==4.6.0
+    - redis