def _list_lists(self, api):
""" Lists all shopping lists of current user """
current_user = User.getUser(self.user_email)
query = ShoppingList.all()
query.ancestor(current_user)
if api is not None:
all_lists = query.run()
self._api_list_lists_(all_lists)
else:
template = self.jinja2_env.get_template('ang-base.html')
template_values = {
'user_email': self.user_email
}
self.response.out.write(template.render(template_values))
