我使用selenium用python编写了一个脚本,可以遍历不同的页面,从第一页开始一直到分页。但是,除了一些数字之外,下一页按钮没有其他选项。当我点击这个数字时,它会把我带到下一页。不管怎样,当我尝试用我的脚本这样做的时候,它确实点击了第二页,然后转到那里,但它不再滑动了,我的意思是,它不是继续到第三页,而是中断,抛出以下错误。
line 192, in check_response
raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.StaleElementReferenceException: Message: stale element reference: element is not attached to the page document我正在尝试的脚本:
from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
driver = webdriver.Chrome()
driver.get("http://www.cptu.gov.bd/AwardNotices.aspx")
wait = WebDriverWait(driver, 10)
driver.find_element_by_id("imgbtnSearch").click()
for item in wait.until(EC.presence_of_all_elements_located((By.CSS_SELECTOR, "#dgAwards > tbody > tr > td > a"))):
item.click()
driver.quit()分页号在其中的元素:
<tr align="right" valign="top" style="font-size:XX-Small;font-weight:normal;white-space:nowrap;">
<td colspan="8"><span>Page: </span><a href="javascript:__doPostBack('dgAwards$ctl01$ctl01','')">1</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl02','')">2</a> <span>3</span> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl04','')">4</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl05','')">5</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl06','')">6</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl07','')">7</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl08','')">8</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl09','')">9</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl10','')">10</a> <a href="javascript:__doPostBack('dgAwards$ctl01$ctl11','')">...</a></td>
</tr>顺便说一句,单击主页中的“搜索”按钮时会出现分页选项。
发布于 2017-08-15 04:28:55
您不能遍历预定义元素的列表,因为在创建click()页面后,这些元素会刷新,并且这些元素会过时
您可以在下面进行尝试:
from selenium.common.exceptions import NoSuchElementException
page_counter = 2
while True:
try:
if not page_counter % 10 == 1:
driver.find_element_by_link_text(str(page_counter)).click()
page_counter += 1
else:
driver.find_elements_by_link_text("...")[-1].click()
page_counter += 1
except NoSuchElementException :
break这应该允许您在可能的情况下切换到下一页
https://stackoverflow.com/questions/45680329
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