Consolidate .coveragerc into pyproject.toml (zarr-developers#1250)

Author: jakirkham

.coveragerc

@@ -74,7 +74,7 @@ jobs:
         conda activate zarr-env
         mkdir ~/blob_emulator
         azurite -l ~/blob_emulator --debug debug.log 2>&1 > stdouterr.log &
-        pytest --cov=zarr --cov-config=.coveragerc --doctest-plus --cov-report xml --cov=./ --timeout=300
+        pytest --cov=zarr --cov-config=pyproject.toml --doctest-plus --cov-report xml --cov=./ --timeout=300
     - uses: codecov/codecov-action@v3
       with:
         #token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos

.github/workflows/python-package.yml

@@ -214,7 +214,7 @@ Zarr maintains 100% test coverage under the latest Python stable release (curren
 Python 3.8). Both unit tests and docstring doctests are included when computing
 coverage. Running::
     
-    $ python -m pytest -v --cov=zarr --cov-config=.coveragerc zarr
+    $ python -m pytest -v --cov=zarr --cov-config=pyproject.toml zarr
     
 will automatically run the test suite with coverage and produce a coverage report.
 This should be 100% before code can be accepted into the main code base.

docs/contributing.rst

@@ -26,6 +26,9 @@ Maintenance
 * Migrate to ``pyproject.toml`` and remove redundant infrastructure.
   By :user:`Saransh Chopra <Saransh-cpp>` :issue:`1158`.
 
+* Migrate coverage to ``pyproject.toml``.
+  By :user:`John Kirkham <jakirkham>` :issue:`1250`.
+
 .. _release_2.13.3:
 
 2.13.3

docs/release.rst

@@ -50,6 +50,17 @@ Discussions = "https://github.com/zarr-developers/zarr-python/discussions"
 Documentation = "https://zarr.readthedocs.io/"
 Homepage = "https://github.com/zarr-developers/zarr-python"
 
+[tool.coverage.report]
+exclude_lines = [
+    "pragma: no cover",
+    "pragma: ${PY_MAJOR_VERSION} no cover",
+]
+
+[tool.coverage.run]
+omit = [
+    "zarr/meta_v1.py",
+    "bench/compress_normal.py",
+]
 
 [tool.setuptools]
 packages = ["zarr", "zarr._storage", "zarr.tests"]