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Python interface for libuv

Project description

pyuv is a Python module which provides an interface to libuv. libuv ( is a high performance asynchronous networking library, used as the platform layer for NodeJS (

libuv is written and maintained by Joyent Inc. and contributors. It’s built on top of libev and libeio on Unix and IOCP on Windows systems providing a consistent API on top of them.

pyuv’s features:

  • Non-blocking TCP sockets
  • Non-blocking named pipes
  • UDP support
  • Timers
  • Child process spawning
  • Asynchronous DNS (gethostbyname, getaddrbyname, getnameinfo, getaddrinfo)
  • Asynchronous file system APIs
  • High resolution time
  • Thread pool scheduling
  • ANSI escape code controlled TTY
  • File system events (initify style)
  • IPC and TCP socket sharing between processes


Mac OSX:
(XCode needs to be installed) export CC=”gcc -isysroot /Developer/SDKs/MacOSX10.6.sdk” export ARCHFLAGS=”-arch x86_64” ./build_inplace
Microsoft Windows:
(MinGW and MSYS need to be installed) ./build_inplace


Saúl Ibarra Corretgé <>


Unless stated otherwise on-file pyuv uses the MIT license, check LICENSE file.


Check TODO file.

Python version

Python >= 2.6 is supported. Yes, that includes Python 3 :-)


If you’d like to contribute, fork the project, make a patch and send a pull request. Have a look at the surrounding code and please, make yours look alike :-)

Project details

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