def do_add(self, cmd):
        """add USERNAME: starts the setup for USERNAME."""
        if len(cmd) == 0:
            self.stdout.write(_stash.text_color("Error: expected an username.\n", "red"))
            return
        try:
            dbutils.dropbox_setup(cmd, self.stdin, self.stdout)
        except KeyboardInterrupt:
            self.stdout.write("\nSetup aborted.\n")
add USERNAME: starts the setup for USERNAME.
bin/dropbox_setup.py