facebook/Lifeguard

Detect modules that can be lazy imported in Python 3.15+

Populate library namespace without incurring immediate import costs

Lightweight Python lazy imports that defer module loading to reduce startup time and initial memory use.

Lint your Python architecture.

Static analysis of Python import statements

❄️ A flake8 plugin that helps you write tidier imports.

Find dead Python code

A fast, high-confidence Python dead-code analyzer, written in Rust.

find packages that should be in requirements for a project