Refactor

.github/workflows/ci.yml

@@ -6,12 +6,12 @@ jobs:
     name: Unit tests - ${{ matrix.PYTHON_VERSION }}
     runs-on: ubuntu-latest
     permissions:
-      contents: 'read'
-      id-token: 'write'
+      contents: "read"
+      id-token: "write"
     strategy:
       fail-fast: false
       matrix:
-        PYTHON_VERSION: ["3.8", "3.9", "3.10", "3.11"]
+        PYTHON_VERSION: ["3.8", "3.9", "3.10", "3.11", "3.12"]
     services:
       postgres:
         image: postgres:11
@@ -45,12 +45,12 @@ jobs:
         continue-on-error: true
       - id: google_auth
         if: steps.check-id-token.outcome == 'success'
-        name: 'Authenticate to Google Cloud'
+        name: "Authenticate to Google Cloud"
         uses: google-github-actions/auth@v1
         with:
-          workload_identity_provider: 'projects/498651197656/locations/global/workloadIdentityPools/qc-minimalkv-gh-actions-pool/providers/github-actions-provider'
-          service_account: 'sa-github-actions@qc-minimalkv.iam.gserviceaccount.com'
-          token_format: 'access_token'
+          workload_identity_provider: "projects/498651197656/locations/global/workloadIdentityPools/qc-minimalkv-gh-actions-pool/providers/github-actions-provider"
+          service_account: "sa-github-actions@qc-minimalkv.iam.gserviceaccount.com"
+          token_format: "access_token"
       - name: Run the unittests
         shell: bash -x -l {0}
         run: |

.github/workflows/pre-commit-autoupdate.yml

@@ -0,0 +1,45 @@
+name: pre-commit autoupdate
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 6 4 * *"
+
+defaults:
+  run:
+    shell: bash -el {0}
+
+jobs:
+  check_update:
+    name: Check if newer version exists
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout branch
+        uses: actions/checkout@v4
+        # We need to checkout with SSH here to have actions run on the PR.
+        with:
+          ssh-key: ${{ secrets.SSH_PRIVATE_KEY }}
+      - name: Set up Conda env
+        uses: mamba-org/setup-micromamba@db1df3ba9e07ea86f759e98b575c002747e9e757
+        with:
+          environment-name: pre-commit
+          create-args: >-
+            -c
+            conda-forge
+            pre-commit
+            mamba
+      - name: Update pre-commit hooks and run
+        id: versions
+        env:
+          PRE_COMMIT_USE_MAMBA: 1
+        run: |
+          pre-commit autoupdate
+          pre-commit run -a || true
+      - uses: peter-evans/create-pull-request@153407881ec5c347639a548ade7d8ad1d6740e38
+        with:
+          commit-message: "Auto-update pre-commit hooks"
+          title: "Auto-update pre-commit hooks"
+          body: |
+            New versions of the used pre-commit hooks were detected.
+            This PR updates them to the latest and already ran `pre-commit run -a` for you to fix any changes in formatting.
+          branch: pre-commit-autoupdate
+          delete-branch: true

.pre-commit-config.yaml

@@ -1,21 +1,13 @@
 repos:
- - repo: https://github.com/Quantco/pre-commit-mirrors-black
-   rev: 23.7.0
+ # Run ruff first because autofix behaviour is enabled
+ - repo: https://github.com/Quantco/pre-commit-mirrors-ruff
+   rev: "0.1.3"
    hooks:
-     - id: black-conda
-       args:
-         - --safe
-         - --target-version=py38
- - repo: https://github.com/Quantco/pre-commit-mirrors-flake8
-   rev: 6.1.0
+    - id: ruff-conda
+ - repo: https://github.com/Quantco/pre-commit-mirrors-ruff
+   rev: "0.1.3"
    hooks:
-    - id: flake8-conda
-      additional_dependencies: [-c, conda-forge, flake8-docstrings=1.5.0, flake8-rst-docstrings=0.0.14]
- - repo: https://github.com/Quantco/pre-commit-mirrors-isort
-   rev: 5.12.0
-   hooks:
-    - id: isort-conda
-      additional_dependencies: [-c, conda-forge, toml=0.10.2]
+    - id: ruff-format-conda
  - repo: https://github.com/Quantco/pre-commit-mirrors-mypy
    rev: "1.5.1"
    hooks:

.readthedocs.yml

@@ -10,5 +10,5 @@ conda:
 
 python:
   install:
-    - method: setuptools
+    - method: pip
       path: .

docs/changes.rst

@@ -1,6 +1,14 @@
 Changelog
 *********
 
+1.8.2
+=====
+* Include Python 3.12 in CI
+* Migrate setup.cfg and setup.py into pyproject.toml
+* Port to ruff
+* Include pre-commit autoupdate workflow
+* Determine version in ``docs/conf.py`` automatically
+
 1.8.1
 =====
 * Drop `pkg_resources` and use `importlib.metadata` to access package version string.

docs/conf.py

@@ -4,15 +4,21 @@
 
 from sphinx.ext import apidoc
 
+from minimalkv import __version__ as version
+
+release = version
+
 sys.path.append("../")
 
 package = "minimalkv"
 html_theme = "alabaster"
 
 __location__ = os.path.join(
-    os.getcwd(), os.path.dirname(inspect.getfile(inspect.currentframe()))  # type: ignore
+    os.getcwd(),
+    os.path.dirname(inspect.getfile(inspect.currentframe())),  # type: ignore
 )
 
+
 # Generate module references
 output_dir = os.path.abspath(os.path.join(__location__, "../docs/_rst"))
 module_dir = os.path.abspath(os.path.join(__location__, "..", package))
@@ -37,14 +43,6 @@
 project = "minimalkv"
 copyright = "2011-2021, The minimalkv contributors"
 
-# The version info for the project you're documenting, acts as replacement for
-# |version| and |release|, also used in various other places throughout the
-# built documents.
-#
-# The short X.Y version.
-version = "0.14.1"
-# The full version, including alpha/beta/rc tags.
-release = "0.14.1"
 
 exclude_trees = ["_build"]
 

minimalkv/_boto.py

@@ -7,8 +7,11 @@
     create_if_missing=True,
 ):
     # TODO: Write docstring.
-    from boto.s3.connection import S3ResponseError  # type: ignore
-    from boto.s3.connection import OrdinaryCallingFormat, S3Connection
+    from boto.s3.connection import (  # type: ignore
+        OrdinaryCallingFormat,
+        S3Connection,
+        S3ResponseError,
+    )
 
     s3_connection_params = {
         "aws_access_key_id": access_key,
@@ -35,5 +38,5 @@
             if create_if_missing:
                 return s3con.create_bucket(bucket)
             else:
-                raise OSError(f"Bucket {bucket} does not exist")
+                raise OSError(f"Bucket {bucket} does not exist") from ex
         raise

minimalkv/_get_store.py

@@ -10,8 +10,7 @@
 def get_store_from_url(
     url: str, store_cls: Optional[Type[KeyValueStore]] = None
 ) -> KeyValueStore:
-    """
-    Take a URL and return a minimalkv store according to the parameters in the URL.
+    """Take a URL and return a minimalkv store according to the parameters in the URL.
 
     Parameters
     ----------
@@ -97,8 +96,7 @@ def get_store_from_url(
 
 
 def _extract_wrappers(parsed_url: SplitResult) -> List[str]:
-    """
-    Extract wrappers from a parsed URL.
+    """Extract wrappers from a parsed URL.
 
     Wrappers allow you to add additional functionality to a store, e.g. encryption.
     They can be specified in two ways:

minimalkv/_key_value_store.py

@@ -12,8 +12,7 @@
 
 
 class KeyValueStore:
-    """
-    Class to access a key-value store.
+    """Class to access a key-value store.
 
     Supported keys are ascii-strings containing alphanumeric characters or symbols out
     of ``minimalkv._constants.VALID_NON_NUM`` of length not greater than 250. Values
@@ -141,8 +140,7 @@ def iter_keys(self, prefix: str = "") -> Iterator[str]:
         raise NotImplementedError
 
     def iter_prefixes(self, delimiter: str, prefix: str = "") -> Iterator[str]:
-        """
-        Iterate over unique prefixes in the store up to delimiter, starting with prefix.
+        """Iterate over unique prefixes in the store up to delimiter, starting with prefix.
 
         If ``prefix`` contains ``delimiter``, return the prefix up to the first
         occurence of delimiter after the prefix.
@@ -468,8 +466,7 @@ def __exit__(
     def _from_parsed_url(
         cls, parsed_url: SplitResult, query: Dict[str, str]
     ) -> "KeyValueStore":
-        """
-        Build a ``KeyValueStore`` from a parsed URL.
+        """Build a ``KeyValueStore`` from a parsed URL.
 
         To build a ``KeyValueStore`` from a URL, use :func:`get_store_from_url`.
 

minimalkv/_store_creation.py

@@ -50,7 +50,7 @@
     from minimalkv._hstores import HGoogleCloudStore
     from minimalkv.net.gcstore import GoogleCloudStore
 
-    if type(params["credentials"]) is bytes:
+    if isinstance(params["credentials"], bytes):
         account_info = json.loads(params["credentials"].decode())
         params["credentials"] = Credentials.from_service_account_info(
             account_info,

minimalkv/_urls.py

@@ -44,14 +44,14 @@
     )
 
     u = urisplit(url)
-    parsed = dict(
-        scheme=u.getscheme(),
-        host=u.gethost(),
-        port=u.getport(),
-        path=u.getpath(),
-        query=u.getquerydict(),
-        userinfo=u.getuserinfo(),
-    )
+    parsed = {
+        "scheme": u.getscheme(),
+        "host": u.gethost(),
+        "port": u.getport(),
+        "path": u.getpath(),
+        "query": u.getquerydict(),
+        "userinfo": u.getuserinfo(),
+    }
     fragment = u.getfragment()
 
     params = {"type": parsed["scheme"]}

minimalkv/crypt.py

@@ -128,7 +128,7 @@
             try:
                 f = open(file, "wb")
             except OSError as e:
-                raise OSError(f"Error opening {file} for writing: {e!r}")
+                raise OSError(f"Error opening {file} for writing: {e!r}") from e
 
             # file is open, now we call ourself again with a proper file
             try:

minimalkv/db/mongo.py

@@ -34,8 +34,8 @@
         try:
             item = next(self.db[self.collection].find({"_id": key}))
             return pickle.loads(item["v"])
-        except StopIteration:
-            raise KeyError(key)
+        except StopIteration as e:
+            raise KeyError(key) from e
 
     def _open(self, key: str) -> IO:
         return BytesIO(self._get(key))

minimalkv/db/sql.py

@@ -87,4 +87,4 @@
             query = select(self.table.c.key)
             if prefix != "":
                 query = query.where(self.table.c.key.like(prefix + "%"))
-            return map(lambda v: str(v[0]), session.execute(query))
+            return (str(v[0]) for v in session.execute(query))

minimalkv/decorator.py

@@ -139,8 +139,7 @@ def copy(self, source: str, dest: str):  # noqa D
 
 
 class PrefixDecorator(KeyTransformingDecorator):
-    """
-    Prefixes any key with a string before passing it on the decorated store.
+    """Prefixes any key with a string before passing it on the decorated store.
 
     Automatically strips the prefix upon key retrieval.
 

minimalkv/fs.py

@@ -82,7 +82,7 @@
             return f
         except OSError as e:
             if 2 == e.errno:
-                raise KeyError(key)
+                raise KeyError(key) from e
             else:
                 raise
 
@@ -97,7 +97,7 @@
             return dest
         except OSError as e:
             if 2 == e.errno:
-                raise KeyError(source)
+                raise KeyError(source) from e
             else:
                 raise
 
@@ -155,7 +155,7 @@
         """
         root = os.path.abspath(self.root)
         result = []
-        for dp, dn, fn in os.walk(root):
+        for dp, _, fn in os.walk(root):
             for f in fn:
                 key = os.path.join(dp, f)[len(root) + 1 :]
                 if key.startswith(prefix):
@@ -174,8 +174,7 @@
         return iter(self.keys(prefix))
 
     def iter_prefixes(self, delimiter: str, prefix: str = "") -> Iterator[str]:
-        """
-        Iterate over unique prefixes in the store up to delimiter, starting with prefix.
+        """Iterate over unique prefixes in the store up to delimiter, starting with prefix.
 
         If ``prefix`` contains ``delimiter``, return the prefix up to the first
         occurence of delimiter after the prefix.
@@ -224,8 +223,7 @@
 
 
 class WebFilesystemStore(FilesystemStore):
-    """
-    FilesystemStore supporting generating URLS for web applications.
+    """FilesystemStore supporting generating URLS for web applications.
 
     The most common use is to make the ``root`` directory of the filesystem store
     available through a webserver.