'Arguments:
api_key - the public api key which allows access to Google APIs'

def __init__(self, api_key=None, language='en-us'):

    self._logger = logging.getLogger(__name__)
    self._request_url = None
    self._language = None
    self._api_key = None
    self._http = requests.Session()
    self.language = language
    self.api_key = api_key
