No need to bother with details (that are all outdated / out of sync anyway), just look up the git history.
Documentation for the Debug plugin for Supybot
Purpose
This is for developers debugging their plugins; it provides an eval command as well as some other useful commands. It should not be loaded with a default installation.
Usage
This plugin provides debugging abilities for Supybot. It should not be loaded with a default installation.
Commands
- channeldb [<channel>]
 - 
Returns the result of the channeldb converter.
 
- collect [<times>]
 - 
Does <times> gc collections, returning the number of objects collected each time. <times> defaults to 1.
 
- environ takes no arguments
 - 
Returns the environment of the supybot process.
 
- eval <expression>
 - 
Evaluates <expression> (which should be a Python expression) and returns its value. If an exception is raised, reports the exception (and logs the traceback to the bot's logfile).
 
- exec <statement>
 - 
Execs <code>. Returns success if it didn't raise any exceptions.
 
- exn <exception name>
 - 
Raises the exception matching <exception name>.
 
- sendquote <raw IRC message>
 - 
Sends (not queues) the raw IRC message given.
 
- settrace [<filename>]
 - 
Starts tracing function calls to <filename>. If <filename> is not given, sys.stdout is used. This causes much output.
 
- simpleeval <expression>
 - 
Evaluates the given expression.
 
- unsettrace takes no arguments
 - 
Stops tracing function calls on stdout.
 
Configuration
- supybot.plugins.Debug.public
 - 
This config variable defaults to "True", is not network-specific, and is not channel-specific.
Determines whether this plugin is publicly visible.