Add release script

Author: code-yeongyu

.github/workflows/release.yml

@@ -0,0 +1,36 @@
+name: Release Package to PyPI
+on:
+  release:
+    types: [created]
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.9
+
+      - uses: snok/[email protected]
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+
+      - name: Cache Dependencies
+        uses: actions/cache@v2
+        id: cache-dependencies
+        with:
+          path: .venv
+          key: venv-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install Dependencies if cache doesn't hit
+        if: steps.cache-dependencies.cache-hit != 'true'
+        run: poetry install
+
+      - name: Publish to PyPI
+        run:
+          poetry config http-basic.pypi ${{ secrets.PYPI_USERNAME }} ${{ secrets.PYPI_PASSWORD }};
+          poetry run invoke release ${{ github.event.release.name }}

tasks.py

@@ -3,6 +3,7 @@
 
 import toml
 from invoke import Context, task
+from invoke.exceptions import UnexpectedExit
 
 import monkey_patch_invoke as _  # noqa: F401
 
@@ -78,3 +79,37 @@ def rename_project(_context: Context, project_name: str):
 
     with open('pyproject.toml', 'w', encoding='utf-8') as file:
         toml.dump(data, file)
+
+
+@task
+def release(context: Context, version: str) -> None:
+    '''Build & Publish to PyPI.'''
+
+    # load pyproject
+    pyproject_path = 'pyproject.toml'
+    pyproject_string = ''
+    with open(pyproject_path, 'r', encoding='utf-8') as pyproject_file:
+        pyproject_string = pyproject_file.read()
+    pyproject = toml.loads(pyproject_string)
+    # change version to today datetime
+    pyproject['tool']['poetry']['version'] = version
+    with open(pyproject_path, 'w', encoding='utf-8') as pyproject_file:
+        toml.dump(pyproject, pyproject_file)
+
+    # build & publish
+    try:
+        context.run(
+            '''
+                poetry build --no-interaction
+                poetry publish --no-interaction
+            ''',
+            pty=True,
+        )
+    except UnexpectedExit as exception:
+        with open(pyproject_path, 'w', encoding='utf-8') as pyproject_file:
+            pyproject_file.write(pyproject_string)
+        raise exception from exception
+
+    # recover to original
+    with open(pyproject_path, 'w', encoding='utf-8') as pyproject_file:
+        pyproject_file.write(pyproject_string)