tests: migrate to pytest best as possible

.github/workflows/check.yml

@@ -0,0 +1,42 @@
+name: Checks
+
+on:
+  push:
+  pull_request:
+  schedule:
+  - cron: "0 0 1 * *"
+
+jobs:
+  build:
+
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        python-version: ['3.9', '3.10', '3.11']
+        os: [macos-latest, ubuntu-latest, windows-latest]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        # prerequisites
+        python -m pip install --upgrade pip wheel
+        python -m pip install codecov coverage flake8 pytest
+        # install dependencies
+        pip install -e .
+        # show installed packages
+        pip freeze
+    - name: Test with pytest
+      run: |
+        coverage run --source=igor2 -m pytest tests
+    - name: Lint with flake8
+      run: |
+        flake8 .
+    - name: Submit code coverage
+      run: |
+        coverage report -m
+        codecov

.github/workflows/deploy_pypi.yml

@@ -0,0 +1,33 @@
+name: Release to PyPI
+
+on:  
+  push:
+    tags:
+      - '*'
+
+jobs:
+  deploy:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.8']
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools wheel twine
+        pip install -e .
+    - name: Build and publish
+      env:
+        TWINE_USERNAME: ci_afm
+        TWINE_PASSWORD: ${{ secrets.PYPI_PWD }}
+      run: |
+        python setup.py sdist bdist_wheel
+        twine upload --skip-existing dist/*

CHANGELOG

@@ -1,6 +1,7 @@
 0.5.0
  - BREAKING CHANGE: remove the igorpy compatibility layer
  - docs: include Readme.rst for description on PyPI
+ - tests: migrate to pytest best as possible
  - ref: remove hard-coded logging statement from __init__
  - ref: flake8
  - ref: remove clutter LGPL notices, nobody does that anymore and