add module version in python code

.github/workflows/versioning.yaml

@@ -0,0 +1,36 @@
+name: Version Management
+
+on:
+  - push
+
+jobs:
+  validate-tag:
+    name: Validate tag
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v1
+        with:
+          python-version: 3.8
+
+      - name: Get version
+        id: getVersion
+        run: echo ::set-output name=version::$(python -c "from csdap_bulk_download import __version__; print(__version__)")
+
+      - uses: mukunku/[email protected]
+        id: checkTag
+        with: 
+          tag: ${{ steps.getVersion.outputs.version }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Found existing tag
+        if: ${{ steps.checkTag.outputs.exists == 'true' }}
+        uses: actions/github-script@v3
+        with:
+          script: |
+              core.setFailed('Tag ${{ steps.getVersion.outputs.version }} already exists on this repo.')

csdap_bulk_download/__init__.py

@@ -0,0 +1,3 @@
+"""csdap_bulk_download."""
+
+__version__ = "0.1.0"

csdap_bulk_download/cli.py

@@ -11,7 +11,7 @@
 
 from .csdap import CsdapClient
 from .logger import setup_logger
-
+from . import __version__
 
 logger = logging.getLogger(__name__)
 
@@ -74,6 +74,7 @@
     help="Filter by asset_type",
 )
 @click.option("verbosity", "-v", "--verbose", count=True)
+@click.version_option(version=__version__, message="%(version)s")
 def cli(
     input_csvs: List[TextIOWrapper],
     out_dir: Path,

setup.cfg

@@ -0,0 +1,14 @@
+[metadata]
+version = attr: csdap_bulk_download.__version__
+
+[black]
+line-length = 88
+
+[flake8]
+max-line-length = 88
+exclude =
+    .git,
+    .venv,
+    __pycache__,
+    *.egg-info,
+    output

setup.py

@@ -2,7 +2,6 @@
 
 setuptools.setup(
     name="csdap_bulk_download",
-    version="1.0",
     description="Bulk download tool for CSDAP orders.",
     author="NASA Impact",
     author_email="[email protected]",