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circuits/circuits

circuits is a Lightweight Event driven and Asynchronous Application Framework for the Python Programming Language with a strong Component Architecture.
Source code at GitHub http://circuitsframework.com/
circuits/circuits.json
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  "createdAt": "2013-08-29T03:05:42Z",
  "defaultBranch": "master",
  "description": "circuits is a Lightweight Event driven and Asynchronous Application Framework for the Python Programming Language with a strong Component Architecture.",
  "fullName": "circuits/circuits",
  "homepage": "http://circuitsframework.com/",
  "language": "Python",
  "name": "circuits",
  "pushedAt": "2024-04-05T16:12:35Z",
  "stargazersCount": 317,
  "topics": [
    "asynchronous",
    "asyncio",
    "component",
    "coroutines",
    "distributed",
    "events",
    "framework",
    "http",
    "http-client",
    "http-sever",
    "python",
    "rest-api",
    "sockets",
    "web",
    "websockets"
  ],
  "updatedAt": "2025-08-05T09:56:39Z",
  "url": "https://github.com/circuits/circuits"
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Build Status

codecov

circuits is a Lightweight Event driven and Asynchronous Application Framework for the Python Programming Language with a strong Component Architecture.

circuits also includes a lightweight, high performance and scalable HTTP/WSGI compliant web server as well as various I/O and Networking components.

Got questions?

Examples

Section titled “Examples”

Features

Section titled “Features”
  • event driven
  • concurrency support
  • component architecture
  • asynchronous I/O components
  • no required external dependencies
  • full featured web framework (circuits.web)
  • coroutine based synchronization primitives

Requirements

Section titled “Requirements”

Supported Platforms

Section titled “Supported Platforms”
  • Linux, FreeBSD, Mac OS X, Windows
  • Python 3.7, 3.8, 3.9, 3.10, 3.11, 3.12
  • pypy (the newer the better)

Installation

Section titled “Installation”

The simplest and recommended way to install circuits is with pip. You may install the latest stable release from PyPI with pip:

$ pip install circuits

If you do not have pip, you may use easy_install:

$ easy_install circuits

Alternatively, you may download the source package from the PyPi or the Downloads extract it and install using:

$ python setup.py install

note

You can install the development version via pip install circuits==dev.

License

Section titled “License”

circuits is licensed under the MIT License.

Feedback

Section titled “Feedback”

We welcome any questions or feedback about bugs and suggestions on how to improve circuits.

Let us know what you think about circuits. @pythoncircuits.

Do you have suggestions for improvement? Then please Create an Issue with details of what you would like to see. I’ll take a look at it and work with you to either incorporate the idea or find a better solution.

Community

Section titled “Community”

There are also several places you can reach out to the circuits community:

Disclaimer

Section titled “Disclaimer”

Whilst I (James Mills) continue to contribute and maintain the circuits project I do not represent the interests or business of my employer Facebook Inc. The contributions I make are of my own free time and have no bearing or relevance to Facebook Inc.