Python 未能执行';元素自点';在';文件';:提供的双精度值是非有限的
因此,我对selenium在HTML中单击隐藏导航栏有问题…我需要单击操作按钮,然后单击导出(Excel) 目前,我将其设置为aria labeledby=share,这假设我想要单击导出(CSV)并执行任务(当脚本想要工作时…如果不想,则我会得到下面的错误)。当我尝试设置Python 未能执行';元素自点';在';文件';:提供的双精度值是非有限的,python,selenium,selenium-webdriver,webdriver,webdriverwait,Python,Selenium,Selenium Webdriver,Webdriver,Webdriverwait,因此,我对selenium在HTML中单击隐藏导航栏有问题…我需要单击操作按钮,然后单击导出(Excel) 目前,我将其设置为aria labeledby=share,这假设我想要单击导出(CSV)并执行任务(当脚本想要工作时…如果不想,则我会得到下面的错误)。当我尝试设置find\u elements\u by\u css\u selector()或find\u elements\u by\u xpath()并将其指向Export(Excel)时,它不起作用。因此,我目前将其设置为aria l
find\u elements\u by\u css\u selector()
或find\u elements\u by\u xpath()
并将其指向Export(Excel)时,它不起作用。因此,我目前将其设置为aria labeledby=Share,这可以正常工作,但它将随机停止工作,我将得到以下错误。在检查网页元素之前,我从未听说过将WAI Aria嵌入HTML
action = ActionChains(driver)
aria_lablededBy = driver.find_elements_by_css_selector("[aria-labeledby=Actions]")[0]
action.move_to_element(aria_lablededBy).click(aria_lablededBy).perform()
share = driver.find_elements_by_css_selector('[aria-labeledby=Share]')[0]
action.move_to_element(share).click(share).perform()
上面的代码工作,然后随机停止,我得到这个错误消息
ERROR:
Traceback (most recent call last):
File "c:/Users/xxxxx/Desktop/Python/import/export.py", line 53, in <module>
action.move_to_element(share).click(share).perform()
File "C:\Anaconda\lib\site-packages\selenium\webdriver\common\action_chains.py", line 80, in perform
self.w3c_actions.perform()
File "C:\Anaconda\lib\site-packages\selenium\webdriver\common\actions\action_builder.py", line 76, in perform
self.driver.execute(Command.W3C_ACTIONS, enc)
File "C:\Anaconda\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 321, in execute
self.error_handler.check_response(response)
File "C:\Anaconda\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 242, in check_response
raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.JavascriptException: Message: javascript error: Failed to execute 'elementsFromPoint' on 'Document': The provided double value is non-finite.
(Session info: chrome=87.0.4280.88)
错误:
回溯(最近一次呼叫最后一次):
文件“c:/Users/xxxxx/Desktop/Python/import/export.py”,第53行,在
操作。将\移动到\元素(共享)。单击(共享)。执行()
文件“C:\Anaconda\lib\site packages\selenium\webdriver\common\action\u chains.py”,第80行,执行
self.w3c_actions.perform()
文件“C:\Anaconda\lib\site packages\selenium\webdriver\common\actions\action\u builder.py”,第76行,执行
self.driver.execute(Command.W3C_ACTIONS,enc)
文件“C:\Anaconda\lib\site packages\selenium\webdriver\remote\webdriver.py”,第321行,执行
self.error\u handler.check\u响应(响应)
文件“C:\Anaconda\lib\site packages\selenium\webdriver\remote\errorhandler.py”,第242行,在check\u响应中
引发异常类(消息、屏幕、堆栈跟踪)
selenium.common.exceptions.JavascriptException:消息:javascript错误:未能在“文档”上执行“elementsFromPoint”:提供的双精度值是非有限的。
(会话信息:chrome=87.0.4280.88)
我连接到的HTML站点有Aria HTML代码,我对此不熟悉。我删除了共享变量和对共享变量执行的以下操作,脚本将打开操作导航…一旦启用共享变量和操作,它将显示错误
在这个问题上,我完全不适合,所以如果社区中有人知道如何解决这个问题,我非常感兴趣
HTML代码-动作菜单隐藏
<lp-mega-menu _ngcontent-iyn-c45="" _nghost-iyn-c31="">
<nav _ngcontent-iyn-c31="" class="dropdown" lpmegamenu="" role="menu" triggers="manual" id="KJ0X5NWLXZGZ8" aria-labeledby="Actions">
<button _ngcontent-iyn-c31="" aria-haspopup="true" tabindex="0" type="button" class="lp-themed-button lp-themed-primary-button" aria-controls="dropdown-menu-KJ0X5NWLXZGZ8" aria-expanded="false">
<!----><!----><!----><span _ngcontent-iyn-c31="">Actions</span><i _ngcontent-iyn-c31="" class="fas fa-caret-down mr-0 ml-default-half"></i>
</button>
<div _ngcontent-iyn-c31="" class="dropdown-menu dropdown-menu-right mega-menu-panel my-2" id="dropdown-menu-KJ0X5NWLXZGZ8" aria-hidden="true" style="max-height: 600px;">
<!---->
<div _ngcontent-iyn-c31="" class="mega-menu-panel-wrapper label-reset ul-reset">
<!----><!----><!---->
<div _ngcontent-iyn-c31="" class="mega-menu-grid">
<!----><!----><!---->
<div _ngcontent-iyn-c31="" class="mega-menu-col">
<div _ngcontent-iyn-c31="" class="mega-menu-body">
<label _ngcontent-iyn-c31="">Authoring</label>
<div _ngcontent-iyn-c31="" class="mega-menu-content">
<ul _ngcontent-iyn-c31="" aria-labeledby="Authoring">
<!---->
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Add Record"><span _ngcontent-iyn-c31="">Add</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Filter Report"><span _ngcontent-iyn-c31="">Filters (0)</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Edit Report"><span _ngcontent-iyn-c31="">Edit</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Copy Report"><span _ngcontent-iyn-c31="">Copy</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Delete Report"><span _ngcontent-iyn-c31="">Delete</span></a><!---->
</li>
</ul>
</div>
</div>
</div>
<!---->
<div _ngcontent-iyn-c31="" class="mega-menu-col">
<div _ngcontent-iyn-c31="" class="mega-menu-body">
<label _ngcontent-iyn-c31="">Bulk Ops</label>
<div _ngcontent-iyn-c31="" class="mega-menu-content">
<ul _ngcontent-iyn-c31="" aria-labeledby="Bulk Ops">
<!---->
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Bulk Edit Records"><span _ngcontent-iyn-c31="">Edit</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Bulk Move Records"><span _ngcontent-iyn-c31="">Move</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Bulk Edit/Move Records"><span _ngcontent-iyn-c31="">Edit/Move</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Bulk Delete Records"><span _ngcontent-iyn-c31="">Delete</span></a><!---->
</li>
</ul>
</div>
</div>
</div>
<!---->
<div _ngcontent-iyn-c31="" class="mega-menu-col-md">
<!----><!----><!---->
<div _ngcontent-iyn-c31="" class="mega-menu-body">
<label _ngcontent-iyn-c31="">Share</label>
<div _ngcontent-iyn-c31="" class="mega-menu-content">
<ul _ngcontent-iyn-c31="" aria-labeledby="Share">
<!---->
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Print a PDF"><span _ngcontent-iyn-c31="">Print (PDF)</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Export as Excel"><span _ngcontent-iyn-c31="">Export (Excel)</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Export as CSV"><span _ngcontent-iyn-c31="">Export (CSV)</span></a><!---->
</li>
<li _ngcontent-iyn-c31="">
<!----><a _ngcontent-iyn-c31="" class="lp-theme-link-focus lp-theme-link-hover lp-theme-link-active" tabindex="0" title="Copy Report Link"><span _ngcontent-iyn-c31="">Link</span></a><!---->
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
<!---->
</div>
</nav>
</lp-mega-menu>
行动
创作
-
您将看到,第二个正方形包含有关下拉菜单的信息,位于导航段下方
完整HTML-当操作可见时
单击操作后,DIV contaner从导航段移出,现在是车身段的一部分此错误消息
selenium.common.exceptions.JavascriptException: Message: javascript error: Failed to execute 'elementsFromPoint' on 'Document': The provided double value is non-finite.
…表示实例无法使用找到所需的元素,原因之一是:
- 定位器策略不会唯一地标识所需元素
- 当您尝试使用以下行与元素交互时,该元素不可交互:
action.move_to_element(share).click(share).perform()
- 元素位于
/
- 元素的style属性包含
显示:无代码>
- 元素位于
分析
相关的HTML将有助于更好地分析问题。但是,您需要注意以下几点:
- 确保定位器策略唯一地标识了系统中所需的元素
- 归纳所有元素的可见性()
,您可以使用以下方法:
您可以在中找到相关的详细讨论
工具书类 您可以在以下内容中找到一些相关的详细讨论:
index=0
。你查过找到多少元素了吗。我怀疑有两个,你可能点错了?如果是这种情况,您可以改进css_选择器以选择适当元素下的选择器。此外,你确定当它失败时,菜单实际上是打开的吗?如果你能看一下的话,我已经附上了完整的HTML代码图片。我不太熟悉Selenium,这是我第一次使用它。@ShivPatel老实说,从HTML快照构造任何定位器几乎是不可能的。基于文本的HTML帮助我们甚至可以测试代码。特别是在这个问题中,我没有看到包含操作的
HTML
selenium.common.exceptions.JavascriptException: Message: javascript error: Failed to execute 'elementsFromPoint' on 'Document': The provided double value is non-finite.
action.move_to_element(share).click(share).perform()
share = WebDriverWait(driver, 20).until(EC.visibility_of_all_elements_located((By.CSS_SELECTOR, "span.movie-rating-summary>span")))[0]
ActionChains(driver).move_to_element(share).click(share).perform()