adding support for a list of loaded command modules in help

irc/commands/help.py

@@ -22,10 +22,19 @@ class Help(BaseCommand):
         if not data.args:
             self.do_general_help(data)
         else:
-            self.do_command_help(data)
+            if data.args[0] == "list":
+                self.do_list_help(data)
+            else:
+                self.do_command_help(data)
 
     def do_general_help(self, data):
-        self.connection.reply(data, "I am a bot! You can get help for any command by typing '!help <command>'.")
+        self.connection.reply(data, "I am a bot! You can get help for any command with '!help <command>', or a list of all loaded modules with '!help list'.")
+
+    def do_list_help(self, data):
+        commands = command_handler.get_commands()
+        cmnds = map(lambda c: c.__class__.__name__, commands)
+        pretty_cmnds = ', '.join(cmnds)
+        self.connection.reply(data, "%s command classes loaded: %s." % (len(cmnds), pretty_cmnds))
 
     def do_command_help(self, data):
         command = data.args[0]