Added github tests.

Author: frobnitzem

.github/workflows/python-package.yml

@@ -0,0 +1,47 @@
+name: Python package
+
+on:
+  push:
+    branches: [ "master", "updates" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["ubuntu-latest"]
+        python-version: ["3.10"]
+        #os: ["ubuntu-latest", "macos-latest"]
+        #python-version: ["3.3", "3.8", "3.10", "3.12"]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v3
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Test doctests
+      run: |
+        python stream.py
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install pytest
+        python -m pip install .
+
+    - name: Test with pytest
+      run: |
+        pytest test/*.py
+
+#   - name: Upload coverage to Codecov
+#     if: matrix.python-version == 3.12 && startsWith(matrix.os, 'ubuntu')
+#     uses: codecov/codecov-action@v3
+#     env:
+#       CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}