Where Sourcery shines

Sourcery enhances code readability and reduces technical debt.

What it does best

Analyzes functions and proposes cleaner implementations. Detects duplication and anti patterns. Helps maintain consistency in large codebases.

Where it fits in your workflow

Use it in daily commits and pull requests to enforce quality. Helps junior developers learn better practices and speeds up reviews.

Plans and availability

Free tier available with limited suggestions. Pro plan at 12 dollars per month. Team and enterprise plans scale with CI integrations and compliance. API available for bulk analysis.

AI code refactoring assistant

Sourcery is an AI assistant focused on improving existing code rather than generating new functions. It analyzes Python codebases and suggests refactoring opportunities to improve readability, maintainability, and efficiency. Developers can apply suggestions automatically or review them for teaching purposes. By embedding itself into workflows, Sourcery reduces technical debt and helps teams enforce clean coding practices.

Use cases and adoption

Sourcery is ideal for Python developers, data scientists, and engineering teams maintaining legacy projects. It provides consistent feedback, reducing the burden on code reviewers and helping junior developers learn better practices. Teams with large Python codebases see immediate ROI in reduced bugs and cleaner architecture.

Critical reflections

Sourcery’s scope is limited—it focuses primarily on Python and on refactoring rather than generation. It lacks the broad coverage of Copilot or Tabnine. However, within its niche, it is highly effective, offering one of the best automated code review and clean-up experiences available today. For Python-heavy teams, it can become indispensable.

Prompts

Each block is a copy-ready prompt.

Refactor this function for readability without changing behavior. Suggest variable renames and structure improvements.

Detect duplicate code in this snippet and merge it cleanly.

Review this pull request and highlight maintainability issues with examples.

Suggest idiomatic alternatives for this code in Python 3.

Provide a simpler version of this function while keeping performance stable.

Explain this function to a junior developer and propose a simpler rewrite.

Generate documentation comments for this class or function including parameters and return values.

Identify anti patterns in this snippet and suggest best practices.

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Recent updates

Last updated: 2 days ago

Drop a note in your team hub when prompt tweaks perform well, and revisit this tool whenever Sourcery ships new features.