account_tags.py 文件源码

def do_user_display(parser, token):
    """
    Example usage::

        {% user_display user %}

    or if you need to use in a {% blocktrans %}::

        {% user_display user as user_display}
        {% blocktrans %}{{ user_display }} has sent you a gift.{% endblocktrans %}

    """
    bits = token.split_contents()
    if len(bits) == 2:
        user = bits[1]
        as_var = None
    elif len(bits) == 4:
        user = bits[1]
        as_var = bits[3]
    else:
        raise template.TemplateSyntaxError("'{0}' takes either two or four arguments".format(bits[0]))
    return UserDisplayNode(user, as_var)