Twisted: The Framework Of Your Internet.

Package application Configuration objects for Twisted Applications.
Package conch Twisted Conch: The Twisted Shell. Terminal emulation, SSHv2 and telnet.
Module copyright Copyright information for Twisted.
Package cred Twisted Cred: Support for verifying credentials, and providing services to user based on those credentials.
Package enterprise Twisted Enterprise: Database support for Twisted services.
Package internet Twisted Internet: Asynchronous I/O and Events.
Package logger Twisted Logger: Classes and functions to do granular logging.
Package mail Twisted Mail: Servers and clients for POP3, ESMTP, and IMAP.
Package names Twisted Names: DNS server and client implementations.
Package news Twisted News: A NNTP-based news service.
Package pair Twisted Pair: The framework of your ethernet.
Package persisted Twisted Persisted: Utilities for managing persistence.
Module plugin Plugin system for Twisted.
Package plugins Plugins for services implemented in Twisted.
Package positioning Twisted Positioning: Framework for applications that make use of positioning.
Package protocols Twisted Protocols: A collection of internet protocol implementations.
Package python Twisted Python: Utilities and Enhancements for Python.
Package runner Twisted Runner: Run and monitor processes.
Package scripts Subpackage containing the modules that implement the command line tools.
Package spread Twisted Spread: Spreadable (Distributed) Computing.
Package tap Twisted TAP: Twisted Application Persistence builders for other Twisted servers.
Package test Twisted's unit tests.
Package trial Twisted Trial: Asynchronous unit testing framework.
Package web Twisted Web: HTTP clients and servers, plus tools for implementing them.
Package words Twisted Words: Client and server implementations for IRC, XMPP, and other chat services.
Package _threads Twisted integration with operating system threads.
Module _version Provides Twisted version information.

From the module:

Function _checkRequirements Undocumented
def _checkRequirements(): (source)
API Documentation for Twisted, generated by pydoctor at 2016-09-15 00:53:01.