Retrieve the primary text for this item from the server

        :type force_download: Boolean
        :param force_download: True to download from the server
            regardless of the cache's contents

        :rtype: String
        :returns: the primary text

        :raises: APIError if the API request is not successful

def get_primary_text(self, force_download=False):
        """ Retrieve the primary text for this item from the server

        :type force_download: Boolean
        :param force_download: True to download from the server
            regardless of the cache's contents

        :rtype: String
        :returns: the primary text

        :raises: APIError if the API request is not successful


        """
        return self.client.get_primary_text(self.url(), force_download)