use poetry in ci

.github/workflows/pythonpublish.yml

@@ -10,17 +10,25 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v2
       with:
         python-version: '3.x'
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install setuptools setuptools_scm setuptools_scm_git_archive wheel twine
-    - name: Build and publish
+    - name: Upgrade pip
+      run: python -m pip install --upgrade pip
+    - name: Load cached Poetry installation
+      uses: actions/cache@v2
+      with:
+        path: ~/.local
+        key: poetry-0
+    - name: Install Poetry
+      uses: snok/install-poetry@v1
+    - name: Install deps
+      run: poetry install
+    - name: Build
+      run: poetry build
+    - name: Publish
       env:
-        TWINE_USERNAME: __token__
-        TWINE_PASSWORD: ${{ secrets.pypi_token }}
+        REPO_USERNAME: __token__
+        REPO_PASSWORD: ${{ secrets.pypi_token }}
       run: |
-        python setup.py sdist bdist_wheel
-        twine upload dist/*
+        poetry publish -n -u $REPO_USERNAME -p $REPO_PASSWORD