pip install observed==0.5.3

Observer pattern for functions and bound methods

Source
Among top 50% packages on PyPI.
Over 713 downloads in the last 90 days.

Commonly used with observed

Based on how often these packages appear together in public requirements.txt files on GitHub.

nmevent

A simple C#-like implementation of the Observer design pattern.

twqq

An asynchronous webqq client library based on tornado

pykg-config

pkg-config replacement.

palpy

PAL -- A Positional Astronomy Library

tornaduv

Tornado IOLoop implementation with pyuv

beanstalkt

An async beanstalkd client for Tornado

debris

Be responsible and recycle your objects.

dialite

Lightweight Python library to show simple dialogs.

pscript

Python to JavaScript compiler.

webruntime

Launch HTML5 apps in the browser or a desktop-like runtime.

gallium

A micro CLI development framework

pfrock-static-plugin

static http mock plugin for pfrock

cocaine

Cocaine Python Framework for Cocaine Application Cloud.

tornado_data_uri

Tornado Data-URI Encoder Template Tag

pfrock-proxy-plugin

proxy http mock plugin for pfrock

tornadorpc

TornadoRPC is a an implementation of both JSON-RPC and XML-RPC handlers for the Tornado framework.

tornadoweb

tornado web

yandextank

a performance measurement tool

asyncmc

Minimal pure python tornado memcached client

Version usage of observed

Proportion of downloaded versions in the last 3 months (only versions over 1%).

0.5.3

41.09%

0.5.1

22.30%

0.4

11.64%

0.3

8.56%

0.2.4

8.56%

0.2.2

7.85%