Setup renovate for updating dependencies

.github/renovate.json

@@ -0,0 +1,46 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "dependencyDashboard": true,
+  "suppressNotifications": ["prEditedNotification"],
+  "extends": ["config:base"],
+  "labels": ["dependencies"],
+  "pre-commit": {
+    "enabled": true
+  },
+  "customManagers": [
+    {
+      "customType": "regex",
+      "fileMatch": ["^pyproject.toml$"],
+      "matchStrings": [
+        "\\n\\[tool\\.typeshed\\]\\npyright_version\\s*=\\s*(\"|')(?<currentValue>[\\d.]*?)(\"|')\\s*?\\n"
+      ],
+      "depNameTemplate": "pyright",
+      "datasourceTemplate": "npm"
+    }
+  ],
+  "packageRules": [
+    {
+      "groupName": "GitHub Actions update",
+      "matchManagers": ["github-actions"],
+      "description": "Quarterly update of GitHub Action dependencies",
+      "separateMajorMinor": "false",
+      "schedule": ["every 3 months on the first day of the month"]
+    },
+    {
+      "groupName": "Quarterly dependency update",
+      "matchManagers": ["pip_requirements", "pre-commit"],
+      "excludePackageNames": ["pytype", "pyright"],
+      "description": "Quarterly update of most test dependencies",
+      "separateMajorMinor": "false",
+      "schedule": ["every 3 months on the first day of the month"]
+    },
+    {
+      "groupName": "Daily dependency update",
+      "matchManagers": ["pip_requirements", "regex"],
+      "matchPackageNames": ["pytype", "pyright"],
+      "description": "Daily update of pyright and pytype",
+      "separateMajorMinor": "false",
+      "schedule": ["daily"]
+    }
+  ]
+}

requirements-tests.txt

@@ -15,13 +15,9 @@ aiohttp==3.9.3
 packaging==23.2
 pathspec>=0.11.1
 pre-commit
-pyyaml==6.0.1
 stubdefaulter==0.1.0
 termcolor>=2.3
 tomli==2.0.1
 tomlkit==0.12.3
 typing_extensions>=4.9.0rc1
 uv
-
-# Type stubs used to type check our scripts.
-types-pyyaml>=6.0.12.7

tests/check_consistent.py

@@ -8,13 +8,7 @@
 import os
 import re
 import sys
-import urllib.parse
 from pathlib import Path
-from typing import TypedDict
-
-import yaml
-from packaging.requirements import Requirement
-from packaging.specifiers import SpecifierSet
 
 from parse_metadata import read_metadata
 from utils import (
@@ -143,34 +137,6 @@ def check_metadata() -> None:
         read_metadata(distribution)
 
 
-class PreCommitConfigRepos(TypedDict):
-    hooks: list[dict[str, str]]
-    repo: str
-
-
-class PreCommitConfig(TypedDict):
-    repos: list[PreCommitConfigRepos]
-
-
-def get_precommit_requirements() -> dict[str, SpecifierSet]:
-    with open(".pre-commit-config.yaml", encoding="UTF-8") as precommit_file:
-        precommit = precommit_file.read()
-    yam: PreCommitConfig = yaml.load(precommit, Loader=yaml.Loader)
-    precommit_requirements: dict[str, SpecifierSet] = {}
-    for repo in yam["repos"]:
-        package_rev = repo.get("rev")
-        if not isinstance(package_rev, str):
-            continue
-        package_name = Path(urllib.parse.urlparse(repo["repo"]).path).name
-        package_specifier = SpecifierSet(f"=={package_rev.removeprefix('v')}")
-        precommit_requirements[package_name] = package_specifier
-        for hook in repo["hooks"]:
-            for additional_req in hook.get("additional_dependencies", ()):
-                req = Requirement(additional_req)
-                precommit_requirements[req.name] = req.specifier
-    return precommit_requirements
-
-
 def check_requirement_pins() -> None:
     """Check that type checkers and linters are pinned to an exact version."""
     requirements = parse_requirements()
@@ -182,23 +148,6 @@ def check_requirement_pins() -> None:
         assert str(spec).startswith("=="), msg
 
 
-def check_precommit_requirements() -> None:
-    """Check that the requirements in the requirements file and .pre-commit-config.yaml match."""
-    requirements_txt_requirements = parse_requirements()
-    precommit_requirements = get_precommit_requirements()
-    no_txt_entry_msg = f"All pre-commit requirements must also be listed in `{REQS_FILE}` (missing {{requirement!r}})"
-    for requirement, specifier in precommit_requirements.items():
-        # annoying: the Ruff and Black repos for pre-commit are different to the names in the requirements file
-        if requirement in {"ruff-pre-commit", "black-pre-commit-mirror"}:
-            requirement = requirement.split("-")[0]
-        assert requirement in requirements_txt_requirements, no_txt_entry_msg.format(requirement=requirement)
-        specifier_mismatch = (
-            f'Specifier "{specifier}" for {requirement!r} in `.pre-commit-config.yaml` '
-            f'does not match specifier "{requirements_txt_requirements[requirement].specifier}" in `{REQS_FILE}`'
-        )
-        assert specifier == requirements_txt_requirements[requirement].specifier, specifier_mismatch
-
-
 if __name__ == "__main__":
     assert sys.version_info >= (3, 9), "Python 3.9+ is required to run this test"
     check_stdlib()
@@ -208,4 +157,3 @@ def check_precommit_requirements() -> None:
     check_no_symlinks()
     check_test_cases()
     check_requirement_pins()
-    check_precommit_requirements()