Update supported ClickHouse and Python versions

[Alex-Burmak]

Summary by Sourcery

Raise the minimum supported Python version and refresh the ClickHouse test matrix to target newer server releases.

Build:

• Update the project’s declared Python compatibility to require Python 3.10+, including classifiers and lint/type-checker configuration.

CI:

• Adjust the GitHub Actions test matrix to drop Python 3.9 and older ClickHouse entries and add newer ClickHouse versions for Python 3.10.

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

Raises the minimum supported Python version to 3.10 and refreshes the CI matrix and tooling configuration to align with updated ClickHouse versions and the new minimum Python baseline.

Flow diagram for updated CI matrix and Python baseline

flowchart LR
  subgraph GithubActions_Workflow
    A[Push or PR] --> B[Run tests]
    B --> C[Matrix: Python_3_10_plus]
    C --> D[ClickHouse_versions_23_3_to_26_3]
  end

  E[Project_config]
  E --> F[requires_python_>=_3_10]
  E --> G[pylint_py_version_3_10]
  E --> H[mypy_python_version_3_10]

  B -.uses_config.-> E

Loading

File-Level Changes

Change	Details	Files
Align CI ClickHouse test matrix with newly supported server versions while dropping outdated combinations.	Remove CI runs for Python 3.9 and an older ClickHouse 22.8 combination. Update the ClickHouse 25.3 entry to 25.3.12.8 in the GitHub Actions matrix. Add CI entries for ClickHouse 25.8.23.13 and 26.3.12.3 under Python 3.10 to broaden coverage of current releases.	.github/workflows/workflow.yml
Raise the minimum supported Python version to 3.10 and propagate this to packaging metadata and static analysis tools.	Increase requires-python to ">=3.10" in pyproject metadata and drop the Python 3.9 classifier. Update pylint py-version to 3.10 to reflect the new minimum for version-dependent checks. Update mypy python_version to 3.10 to align type checking with the new baseline.	pyproject.toml
Refresh dependency lock file to reflect updated environment/tooling constraints.	Regenerate uv.lock so dependencies are consistent with the new Python minimum and tooling configuration.	uv.lock

---

Tips and commands

Interacting with Sourcery

• Trigger a new review: Comment @sourcery-ai review on the pull request.
• Continue discussions: Reply directly to Sourcery's review comments.
• Generate a GitHub issue from a review comment: Ask Sourcery to create an
  issue from a review comment by replying to it. You can also reply to a
  review comment with @sourcery-ai issue to create an issue from it.
• Generate a pull request title: Write @sourcery-ai anywhere in the pull
  request title to generate a title at any time. You can also comment
  @sourcery-ai title on the pull request to (re-)generate the title at any time.
• Generate a pull request summary: Write @sourcery-ai summary anywhere in
  the pull request body to generate a PR summary at any time exactly where you
  want it. You can also comment @sourcery-ai summary on the pull request to
  (re-)generate the summary at any time.
• Generate reviewer's guide: Comment @sourcery-ai guide on the pull
  request to (re-)generate the reviewer's guide at any time.
• Resolve all Sourcery comments: Comment @sourcery-ai resolve on the
  pull request to resolve all Sourcery comments. Useful if you've already
  addressed all the comments and don't want to see them anymore.
• Dismiss all Sourcery reviews: Comment @sourcery-ai dismiss on the pull
  request to dismiss all existing Sourcery reviews. Especially useful if you
  want to start fresh with a new review - don't forget to comment
  @sourcery-ai review to trigger a new review!

Customizing Your Experience

Access your dashboard to:

• Enable or disable review features such as the Sourcery-generated pull request
  summary, the reviewer's guide, and others.
• Change the review language.
• Add, remove or edit custom review instructions.
• Adjust other review settings.

Getting Help

• Contact our support team for questions or feedback.
• Visit our documentation for detailed guides and information.
• Keep in touch with the Sourcery team by following us on X/Twitter, LinkedIn or GitHub.

[Alex-Burmak]

Peer PR for ch-backup repo: yandex/ch-backup#326

[sourcery-ai]

Hey - I've reviewed your changes and they look great!

---

Sourcery is free for open source - if you like our reviews please consider sharing them ✨

• X
• Mastodon
• LinkedIn
• Facebook

_{Help me be more useful! Please click 👍 or 👎 on each comment and I'll use the feedback to improve your reviews.}