通过xpath获取到的数据格式不对，该如何格式化
ERROR: Error processing {'trackEvent': <bound method SelectorList.get of [<Selector xpath='.//div[1]/div[3]/p/span/text()' data='979190, Delivered'>, <Selector xpath='.//div[1]/div[3]/p/span/text()' data='SPRINGFIELD LAKE QLD, Delivered - Left i'>, <Selector xpath='.//div[1]/div[3]/p/span/text()' data=' ISC SAN FRANCISCO (USPS), Processed Thr'>]>,
