def do_tags_for_object(parser, token):
    """
    Retrieves a list of ``Tag`` objects associated with an object and
    stores them in a context variable.

    Usage::

       {% supertags_for_object [object] as [varname] with [options] %}

    Example::

        {% supertags_for_object foo_object as tag_list %}
        
        {% supertags_for_object foo_object as tag_list with field=story %}
        
    """
    bits = token.contents.split()
    len_bits = len(bits)
    if len_bits != 4 and len_bits not in range(6, 7):
        raise TemplateSyntaxError(_('%s tag requires either three or five arguments') % bits[0])
    if bits[2] != 'as':
        raise TemplateSyntaxError(_("second argument to %s tag must be 'as'") % bits[0])
    kwargs = {}
    if len_bits > 5:
        if bits[4] != 'with':
            raise TemplateSyntaxError(_("if given, fourth argument to %s tag must be 'with'") % bits[0])
        for i in range(5, len_bits):
            try:
                name, value = bits[i].split('=')
                if name == 'field':
                    try:
                        kwargs[str(name)] = str(value)
                    except ValueError:
                        raise TemplateSyntaxError(_("%(tag)s tag's '%(option)s' option was not valid: '%(value)s'") % {
                            'tag': bits[0],
                            'option': name,
                            'value': value,
                        })
            except ValueError:
                raise TemplateSyntaxError(_("%(tag)s tag was given a badly formatted option: '%(option)s'") % {
                    'tag': bits[0],
                    'option': bits[i],
                })
    return TagsForObjectNode(bits[1], bits[3], **kwargs)
dataset/ETHPy150Open callowayproject/django-supertagging/supertagging/templatetags/supertagging_tags.py/do_tags_for_object/original