通过html内容取数据

response = requests.get(url)

# 获取响应内容

response = response.text

# 将响应内容转化为html

selector = etree.HTML(response)

# print(selector)

# 通过路径获取内容

for iin selector.xpath('//tr[@class="t_tr1"]'):

# i.xpath('td/text()'返回的是一个数组

    # print(i.xpath('td/text()'))

    datetime =int(i.xpath('td/text()')[0])