microblog2/app/templates/follower_email.html

<p>Dear {{ user.nickname }},</p>
<p>{{ _('%(nickname)s is now a follower.', nickname='<a href="' + url_for("user", nickname=follower.nickname, _external=True) + '">' + follower.nickname + '</a>') }}</p>
<table>
    <tr valign="top">
        <td><img src="{{ follower.avatar(50) }}"></td>
        <td>
            <a href="{{ url_for('user', nickname=follower.nickname, _external=True)}}">{{ follower.nickname }}</a><br />
            {{ follower.about_me }}
        </td>
    </tr>
</table>
<p>{{ _('Regards,') }}</p>
<p>{{ _('The <code>microblog</code> admin') }}</p>