Awesome Dependency Injection in Python

A curated list of awesome things related to dependency inversion / dependency injection in Python.

Talks / slides

• Python Dependency Injection (PDF) (Alex Martelli, 2008).
• Fang: Pythonic dependency injection (video) (Nathan Craike, 2015).

Articles / blog posts

• Enforcing Single Responsibility Principle in Python (Nikita Sobolev / Никита Соболев, 2019)
• Pythonic Dependency Injection: A Practical Guide (Sune Andreas Dybro Debel, 2018)
• Elegant Flask API Development Part 1 (mostly covers Flask-Injector).
• "(pytest) Fixtures: a prime example of dependency injection"
• Tests and comparison of Python dependency injection libraries ★3
• Typed Functional Dependency Injection in Python

Books

• Pythonic Application Architecture Patterns for Managing Complexity ★2233, see specially this chapter: Dependency Injection (And Mocks)

Software

DI Frameworks

• returns ★1974: "Make your functions return something meaningful, typed, and safe!"
• python-dependency-injector ★1692: "Dependency injection microframework for Python"
• Injector ★738: "Python dependency injection framework, inspired by Guice".
• Inject ★482: Python dependency injection
• Dependencies ★278: "Dependency Injection for Humans."
• Punq ★117: "An IoC container for Python 3.6+."
• Lagom ★30: Type based auto-wiring dependency injection with support for async and threading.
• Antidote ★29: "Dependency injection for Python"
• Rodi ★26: Dependency injection for Python 3.

Archived or unmaintained

• Serum ★81: "Dependency injection framework for Python 3.6"
• Aiodine ★53: "Async-first Python dependency injection library"
• Wiring ★30: Architectural foundation for Python applications. (Unmaintained).

Integration with web frameworks

• Flask-Injector ★234: Adds Injector support to Flask.
• Pyramid-Wiring ★1: integration of Wiring and Pyramid (unmaintained).