Move module loading into bot function and add clearing of cache

bot.py

@@ -4,6 +4,13 @@ BOTOP = "~minerobber@127.0.0.1"
 PREFIX = "!"
 
 class MinerbotPhoenix(teambot.Handler):
+	def on_connection_established(self,*args):
+		self.load_modules()
+	def load_modules(self):
+		plugin.clear()
+		for name in os.listdir("plugins"):
+			if name.endswith(".py"):
+				bot.handler.load_module(name[:-3])
 	def load_module(self,modname):
 		try:
 			fp, pathname, desc = imp.find_module(modname,["plugins"])
@@ -33,7 +40,4 @@ class MinerbotPhoenix(teambot.Handler):
 if __name__=="__main__":
 	channels = "#bots".split()
 	bot = teambot.TeamBot(channels,"minerbot","localhost",chandler=MinerbotPhoenix)
-	for name in os.listdir("plugins"):
-		if name.endswith(".py"):
-			bot.handler.load_module(name[:-3])
 	bot.start()

plugin.py

@@ -2,6 +2,11 @@ cmds = {}
 help = {}
 listeners = {}
 
+def clear():
+	cmds.clear()
+	help.clear()
+	listeners.clear()
+
 def command(name,helptext="No help available for this command."):
 	def _register_cmd(func):
 		cmds[name]=func