pip install ws4py==0.5.1

WebSocket client and server library for Python 2 and 3 as well as PyPy

Source
Among top 1% packages on PyPI.
Over 1.5M downloads in the last 90 days.

Commonly used with ws4py

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

tinyrpc

A small, modular, transport and protocol neutral RPC library that, among other things, supports JSON-RPC and zmq.

pyelliptic

Python OpenSSL wrapper for modern cryptography with ECC, AES, HMAC, Blowfish, ...

miniupnpc

miniUPnP client

wsaccel

Accelerator for ws4py and AutobahnPython

pyethapp

Python Ethereum Client

portalocker

Wraps the portalocker recipe for easy usage

bitcoin

Python Bitcoin Tools

lmdb

Universal Python binding for the LMDB 'Lightning' Database

zerorpc

zerorpc is a flexible RPC based on zeromq.

zeroconf

Pure Python Multicast DNS Service Discovery Library (Bonjour/Avahi compatible)

grequests

Requests + Gevent

c_secp256k1

secp256k1 wrapped with cffi to use with python

jsonlib2

JSON serializer/deserializer for Python

gevent_subprocess

gevent adapter for the standard python subprocess

pyscrypt

Pure-Python Implementation of the scrypt password-based key derivation function and scrypt file format library

gipc

gevent-cooperative child processes and inter-process communication.

restify

Base wrappers for creating a REST API with Bottle

malibu

maiome library of utilities - rev 0.1.8-10-6e87233

pysha3

SHA-3 (Keccak) for Python 2.7 - 3.5

Version usage of ws4py

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

0.5.1

95.43%

0.3.5

1.45%