A look at Patchwork: YC backed LLM Startup

In the last couple of days, I’ve spent some hours playing with Patchwork. Patchwork is an open-source framework that leverages AI to accelerate asynchronous development tasks like code reviews, linting, patching, and documentation. It is a Y Combinator backed company.

The GitHub repository for Patchwork can be found here: https://github.com/patched-codes/patchwork.

Patchwork offers two ways to use it. One is through their open-source CLI that utilizes LLMs like OpenAI to perform tasks. You can install the CLI using the following command:

pip install 'patchwork-cli[all]' --upgrade

The other option is to use their cloud offering at https://app.patched.codes/signin. There, you can either leverage predefined workflows or create your own using a visual editor.

This post focuses on my experience with their CLI tool, as I haven’t used their cloud offering yet.

Patchwork comes bundled with six patchflows:

  • GenerateDocstring: Generates docstrings for methods in your code.
  • AutoFix: Generates and applies fixes to code vulnerabilities within a repository.
  • PRReview: Upon PR creation, extracts code diffs, summarizes changes, and comments on the PR.
  • GenerateREADME: Creates a README markdown file for a given folder to add documentation to your repository.
  • DependencyUpgrade: Updates your dependencies from vulnerable versions to fixed ones.
  • ResolveIssue: Identifies the files in your repository that need updates to resolve an issue (or bug) and creates a PR to fix it.

A patchflow is composed of multiple steps. These steps are python code.

To understand how Patchwork works, we’ll explore a couple of predefined Patchflows.

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