yapsy: Yapsy's main purpose is to offer a way to easily design a plugin
system in Python, and motivated by the fact that many other Python
plugin system are either too complicated for a basic use or depend on
a lot of libraries.
yapsy.AutoInstallPluginManager: Defines plugin managers that can handle the installation of plugin
files into the right place.
yapsy.ConfigurablePluginManager: Defines plugin managers that can handle configuration files similar to
the ini files manipulated by Python's ConfigParser module.
yapsy.IPlugin: Defines the basic interfaces for a plugin.
yapsy.PluginManager: The basic interface and implementation for a plugin manager.
yapsy.VersionedPluginManager: Defines the basic interface for a plugin manager that also keeps track
of versions of plugins