tools.py 文件源码

def reverse_geocode(lat, lng, lang=None):
    """ Try to get an approximate address for a given latitude, longitude. """
    if not lang:
        lang = current.T.accepted_language
    try:
        return json_parser.loads(fetch('http://maps.googleapis.com/maps/api/geocode/json?latlng=%(lat)s,%(lng)s&language=%(lang)s' % locals()))['results'][0]['formatted_address']
    except:
        return ''