Add automated publishing workflows

Author: sirosen

.github/workflows/publish_to_pypi.yaml

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+name: Publish PyPI Release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+
+      - run: python -m pip install build
+      - run: python -m build .
+
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.PYPI_API_TOKEN }}

.github/workflows/publish_to_test_pypi.yaml

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+name: Publish Test PyPI Release
+
+on:
+  push:
+    tags: ["*"]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+
+      - run: python -m pip install build
+
+      - name: Set dev version prior to upload
+        run: python ./scripts/set-dev-version.py
+
+      - run: python -m build .
+
+      - name: Publish to TestPyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.TEST_PYPI_API_TOKEN }}
+          repository_url: https://test.pypi.org/legacy/

scripts/set-dev-version.py

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+#!/usr/bin/env python
+import argparse
+import re
+
+
+def get_old_version():
+    with open("setup.cfg") as fp:
+        content = fp.read()
+    match = re.search(r"^version = (\d+\.\d+\.\d+)$", content, flags=re.MULTILINE)
+    assert match
+    return match.group(1)
+
+
+def replace_version(old_version, new_version):
+    print(f"updating setup.cfg version to {new_version}")
+    with open("setup.cfg") as fp:
+        content = fp.read()
+    old_str = f"version = {old_version}"
+    new_str = f"version = {new_version}"
+    content = content.replace(old_str, new_str)
+    with open("setup.cfg", "w") as fp:
+        fp.write(content)
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "-n", "--number", help="dev number to use, defaults to 1", type=int, default=1
+    )
+    args = parser.parse_args()
+
+    old_version = get_old_version()
+    new_version = old_version + f".dev{args.number}"
+
+    replace_version(old_version, new_version)
+    print("done")
+
+
+if __name__ == "__main__":
+    main()