template.html
views.py
 

<!DOCTYPE html>
<html>
<body>

{% for x in colors %}
  <h1>{{ x|default_if_none:"nocolor" }}</h1>
{% endfor %}

<p>In views.py you can see what the colors variable looks like.</p>

</body>
</html>        
127.0.0.1:8000/members/testing