update metadata (#129)

- use setup.cfg for metadata
- use setuptools extras for docs/tests/...
- add pyproject.toml
- use setuptools-scm for version tracking

Author: duncanmmacleod

.github/workflows/build.yml

@@ -68,7 +68,6 @@ jobs:
       uses: conda-incubator/setup-miniconda@v2
       with:
         activate-environment: test
-        environment-file: requirements.yml
         miniforge-variant: Mambaforge
         python-version: ${{ matrix.python-version }}
         use-mamba: true
@@ -78,6 +77,19 @@ jobs:
     - name: Conda info
       run: conda info --all
 
+    - name: Install dependencies
+      run: |
+        # parse requirements to install as much as possible with conda
+        mamba install --name base pip2conda
+        ${CONDA_PYTHON_EXE} -m pip2conda \
+            --all \
+            --output environment.txt \
+            --python-version ${{ matrix.python-version }}
+        echo "-----------------"
+        cat environment.txt
+        echo "-----------------"
+        mamba install --quiet --yes --name test --file environment.txt
+
     - name: Install PyOmicron
       run: python -m pip install --editable . --no-build-isolation -vv
 

.gitignore

@@ -17,3 +17,6 @@
 
 # testing stuff
 /.pytest_cache/
+
+# setuptools-scm
+omicron/_version.py

docs/requirements.txt

@@ -19,9 +19,10 @@
 """Utilities for controlling and processing Omicron in python
 """
 
-from ._version import get_versions
+try:
+    from ._version import version as __version__
+except ModuleNotFoundError:  # pragma: no cover
+    # development mode
+    __version__ = 'dev'
 
-__version__ = get_versions()['version']
 __author__ = 'Duncan Macleod <[email protected]>'
-
-del get_versions