Skip to main content

Eventlet is a concurrent networking library for Python that allows you to change how you run your code, not how you write it.

It uses epoll or libevent for highly scalable non-blocking I/O. Coroutines ensure that the developer uses a blocking style of programming that is similar to threading, but provide the benefits of non-blocking I/O. The event dispatch is implicit, which means you can easily use Eventlet from the Python interpreter, or as a small part of a larger application.

It’s easy to get started using Eventlet, and easy to convert existing applications to use it. Start off by looking at the examples, common design patterns, and the list of basic API primitives.

Quick Example

Here’s something you can try right on the command line:

% python
>>> import eventlet
>>> from eventlet.green import urllib2
>>> gt = eventlet.spawn(urllib2.urlopen, 'http://eventlet.net')
>>> gt2 = eventlet.spawn(urllib2.urlopen, 'http://secondlife.com')
>>> gt2.wait()
>>> gt.wait()

Getting Eventlet

The easiest way to get Eventlet is to use easy_install or pip:

easy_install eventlet
pip install eventlet

The development tip is available via easy_install as well:

easy_install 'eventlet==dev'
pip install 'eventlet==dev'

Building the Docs Locally

To build a complete set of HTML documentation, you must have Sphinx, which can be found at http://sphinx.pocoo.org/ (or installed with easy_install sphinx)

cd doc make html

The built html files can be found in doc/_build/html afterward.

Release files for eventlet 0.12.1

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for eventlet 0.12.1
File Size Uploaded
eventlet-0.12.1.tar.gz 267.0 kB Details

Release files / eventlet-0.12.1.tar.gz

Download URL eventlet-0.12.1.tar.gz
Size 267.0 kB
Tags Source
SHA-256 checksum
How to use checksums
aaf97960b7e00f36844549399a22746c7ef27d76fffcd4056fb36bd242dd1e47
BLAKE2b-256 checksum
How to use checksums
29f5cb47a36368abd40960ab1008986a689e6b75cd4b729382c6cfb72d898efe
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No

Release history Release notifications | RSS feed

0.41.2

2 release files

0.41.1

2 release files

0.40.4

2 release files

0.40.3

2 release files

0.40.2

2 release files

0.40.1

2 release files

0.40.0

2 release files

0.39.0

2 release files

0.38.2

2 release files

0.38.1

2 release files

0.38.0

2 release files

0.37.0

2 release files

0.36.1

2 release files

0.36.0

2 release files

0.35.2

2 release files

0.35.1

2 release files

0.35.0

2 release files

0.34.3

2 release files

0.34.2

2 release files

0.34.1

2 release files

0.33.3

2 release files

0.33.2

2 release files

0.33.1

2 release files

0.33.0

2 release files

0.31.1

2 release files

0.30.0

2 release files

0.29.1

2 release files

0.29.0

2 release files

0.28.1

2 release files

0.28.0

2 release files

0.26.1

2 release files

0.26.0

2 release files

0.25.1

2 release files

0.25.0

2 release files

0.22.1

2 release files

0.22.0

2 release files

0.20.0

2 release files

0.18.4

2 release files

0.18.3

2 release files

0.16.1

2 release files

0.14.0

1 release file

0.13.0

1 release file

This release

0.12.1 This release

1 release file

0.11.0

1 release file

0.10.0

1 release file

0.9.17

1 release file

0.8.16

1 release file

0.8

1 release file

0.7

1 release file

0.6.1

1 release file

0.5.3

1 release file

0.2

1 release file

Anthropic, PBC Visionary sponsor Bloomberg Visionary sponsor Hudson River Trading Visionary sponsor Meta Visionary sponsor NVIDIA Visionary sponsor Microsoft Sustainability sponsor Depot Continuous Integration AWS Cloud computing and Security Sponsor Datadog Monitoring Fastly CDN Google Download Analytics Sentry Error logging StatusPage Status page