def _deletechunks(self, command):
        """
    deleteChunks <box>

    Removes all chunks contained in the specified region.
    Chunks are deleted from disk immediately.
    """
        if len(command) == 0:
            self.printUsage("deletechunks")
            return

        box = self.readBox(command)

        deletedChunks = self.level.deleteChunksInBox(box)

        print "Deleted {0} chunks.".format(len(deletedChunks))

    deleteChunks <box>

    Removes all chunks contained in the specified region.
    Chunks are deleted from disk immediately.
    
mce.py