Fix Dependabot grouping and validate YAML (#692)

.github/dependabot.yml

@@ -1,22 +1,22 @@
 version: 2
 updates:
-- package-ecosystem: pip
- directory: "/"
- schedule:
- interval: monthly
- assignees:
- - "ezio-melotti"
+ - package-ecosystem: pip
+  directory: "/"
+  schedule:
+  interval: monthly
+  assignees:
+  - "ezio-melotti"
  groups:
  pip:
  patterns:
  - "*"
 
-- package-ecosystem: "github-actions"
- directory: "/"
- schedule:
- interval: monthly
- assignees:
- - "ezio-melotti"
+ - package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+  interval: monthly
+  assignees:
+  - "ezio-melotti"
  groups:
  actions:
  patterns:

.github/workflows/lint.yml

@@ -0,0 +1,21 @@
+name: Lint
+
+on: [push, pull_request, workflow_dispatch]
+
+env:
+ FORCE_COLOR: 1
+
+permissions:
+ contents: read
+
+jobs:
+ lint:
+ runs-on: ubuntu-latest
+
+ steps:
+ - uses: actions/checkout@v4
+ - uses: actions/setup-python@v5
+ with:
+ python-version: "3.x"
+ cache: pip
+ - uses: pre-commit/[email protected]

.pre-commit-config.yaml

@@ -0,0 +1,31 @@
+repos:
+ - repo: https://github.com/pre-commit/pygrep-hooks
+ rev: v1.10.0
+ hooks:
+ - id: python-check-blanket-noqa
+
+ - repo: https://github.com/pre-commit/pre-commit-hooks
+ rev: v4.5.0
+ hooks:
+ - id: check-added-large-files
+ - id: check-case-conflict
+ - id: check-merge-conflict
+ - id: check-yaml
+ - id: debug-statements
+ - id: end-of-file-fixer
+ - id: forbid-submodules
+ - id: trailing-whitespace
+
+ - repo: https://github.com/python-jsonschema/check-jsonschema
+ rev: 0.28.1
+ hooks:
+ - id: check-dependabot
+ - id: check-github-workflows
+
+ - repo: meta
+ hooks:
+ - id: check-hooks-apply
+ - id: check-useless-excludes
+
+ci:
+ autoupdate_schedule: quarterly

tests/test_util.py

@@ -175,4 +175,3 @@ async def test_assign_pr_to_coredev():
 
  await util.assign_pr_to_core_dev(gh, issue_number, coredev_login)
  assert gh.patch_url == f"/repos/python/cpython/issues/{issue_number}"
-