class SpacelessNode(template.Node):
    def __init__(self, nodelist):
        self.nodelist = nodelist

    def render(self, context):
        return strip_spaces_between_tags(self.nodelist.render(context).strip())

@register.tag
def spaceless(parser, token):
    """like spaceless, just removes the spaces at the beginning of a line too"""
    nodelist = parser.parse(('endspaceless',))
    parser.delete_first_token()
    return SpacelessNode(nodelist)

def strip_spaces_between_tags(value):
    "Return the given HTML with spaces between tags removed."
    value = re.sub(r'\n\s+', '\n', force_unicode(value)) # Replace all leading spaces at the beginning of a line!
    return re.sub(r'>\s+<', '><', force_unicode(value))
strip_spaces_between_tags = allow_lazy(strip_spaces_between_tags, unicode)