class WiiObject(object):
	@classmethod
	def load(cls, data):
		self = cls()
		self._load(data)
		return self
	@classmethod
	def loadFile(cls, filename):
		return cls.load(open(filename, "rb").read())

	def dump(self):
		return self._dump()
	def dumpFile(self, filename):
		open(filename, "wb").write(self.dump())
		return filename

class WiiArchive(WiiObject):
	@classmethod
	def loadDir(cls, dirname):
		self = cls()
		self._loadDir(dirname)
		return self

	def dumpDir(self, dirname):
		if(not os.path.isdir(dirname)):
			os.mkdir(dirname)
		self._dumpDir(dirname)
		return dirname