def follow_link(self, link, **kwargs):
        """Click a link.

        :param Tag link: Link to click
        :param kwargs: Keyword arguments to `Session::send`

        """
        try:
            href = link['href']
        except KeyError:
            raise exceptions.RoboError('Link element must have "href" '
                                       'attribute')
        self.open(self._build_url(href), **kwargs)
Click a link.

        :param Tag link: Link to click
        :param kwargs: Keyword arguments to `Session::send`