chore: some type-hints fixes and actions imps (#19)

* chore/fix: some type-hints fixes and actions imps

* chore: add remaining lint steps (deps install and cache them)

* chore: (actions) unignore lockfile for cache imps.

.github/workflows/lint.yml

@@ -0,0 +1,50 @@
+---
+name: '[CI] test on pull request'
+
+on:
+  pull_request:
+    types:
+      - opened
+      - reopened
+      - synchronize
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        python-version: [3.8, 3.9]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install poetry
+        run: |
+          curl -sSL \
+            "https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py" | python
+          echo "$HOME/.poetry/bin" >> $GITHUB_PATH
+
+      - name: Set up cache
+        uses: actions/cache@v2
+        with:
+          path: .venv
+          key: venv-${{ matrix.python-version }}-${{ hashFiles('poetry.lock') }}
+
+      - name: Install dependencies
+        run: |
+          poetry config virtualenvs.in-project true
+          poetry install
+          poetry run pip install -U pip
+
+      - name: Run lint
+        run: |
+          poetry run black --safe --check src/
+          poetry run isort --check src/
+          poetry run lint-imports
+          poetry run flake8 src/

.github/workflows/released.yml → .github/workflows/publish.yml

@@ -1,5 +1,5 @@
 ---
-name: '[CD] PyPI.org'
+name: '[CD] to PyPI'
 
 on:
   release:
@@ -9,29 +9,27 @@ on:
 jobs:
   deliver_to_pypi:
     runs-on: ubuntu-latest
+
     steps:
-      - name: Checkout
-        uses: actions/checkout@v2
+      - uses: actions/checkout@v2
 
       - name: Set Build version
         run: |
           echo "BUILD_VER=${GITHUB_REF##*/}" >> $GITHUB_ENV
 
       - name: Install python3.8
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v2
         with:
           python-version: 3.8
 
-      - name: Install latest PIP, latest poetry
+      - name: Install poetry
         run: |
-          python install -m pip install -U pip
-          pip install -U poetry
-
-      - name: Check if version is bumped
-      - run: |
-          test $(poetry version -s) = ${{ env.BUILD_VER }}
+          curl -sSL \
+            "https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py" | python
+          echo "$HOME/.poetry/bin" >> $GITHUB_PATH
 
       - name: Deliver a new release (first dry run)
         run: |
+          test $(poetry version -s) = ${{ env.BUILD_VER }}
           poetry publish -u ${{ secrets.PYPI_USERNAME }} -p ${{ secrets.PYPI_PASSWORD }} --dry-run
           poetry publish -u ${{ secrets.PYPI_USERNAME }} -p ${{ secrets.PYPI_PASSWORD }}

.gitignore

@@ -101,6 +101,3 @@ ENV/
 
 # ms-vscode
 .vscode/
-
-# poetry
-poetry.lock