def solr_field(name=None, type='string', multiValued=False, stored=True, docValues=False):
    """solr_field: convert python dict structure to Solr field structure"""
    if not name:
        raise TypeError('solar() missing 1 required positional \
        argument: "name"')
    lookup_bool = {True: 'true', False: 'false'}
    return {'name': name, 'type': type,
            'multiValued': lookup_bool[multiValued],
            'stored': lookup_bool[stored],
            'docValues': lookup_bool[docValues]}