def get_spreadsheet_header_items(self, spreadsheet_tree):
        return self.get_row_items(list(spreadsheet_tree.iterfind(".//tr"))[0])
Parse an HTTP basic/digest authorization header transmitted by the web
dataset/ETHPy150Open quip/quip-api/python/quip.py/QuipClient.get_spreadsheet_header_items--crossover with--dataset/ETHPy150Open IanLewis/kay/kay/lib/werkzeug/http.py/parse_authorization_header