forget-cancellare-vecchi-toot/templates/index.html

{% if g.viewer %}
<p>Hello,
<img src="{{g.viewer.account.remote_avatar_url}}"/>
{{g.viewer.account.remote_display_name}}! <a href="/logout">Log out</a></p>
{% else %}
<p>Hello, stranger! <a href="/login/twitter">Log in with Twitter</a></p>
{% endif %}