在Python中,by 通常不是一个内置的关键字或特殊变量。然而,在使用Selenium库进行Web自动化测试时,By 是一个常用的类,用于指定查找页面元素的策略(如ID、XPATH等)。因此,首先需要确认 by 是否为打字错误,实际意图是否为 By。 2. 检查代码中'by'的使用上下文 如果by 出现在Selenium相关的代码中,尤其是在查找页面...
这个错误通常发生在尝试通过Selenium的WebDriver查找页面元素时。 二、可能出错的原因 这个错误的主要原因是By类没有被正确导入。在Selenium中,By是一个用于定位页面元素的类,它提供了各种方法来选择元素,如ID、名称、类名、标签名、链接文本、部分链接文本、XPath和CSS选择器等。如果在代码中直接使用By而没有先从selen...
import WebDriverWait browser = webdriver.Chrome(chrome_driver_path) browser.delete_all_cookies() browser.get("https://www.google.com/") wait = WebDriverWait(browser, 10) element = wait.until(EC.element_to_be_clickable((By.XPATH, '//*[@id="tsf"]/div[2]/div[3]/center/input[1]'))...
这个错误的主要原因是By类没有被正确导入。在Selenium中,By是一个用于定位页面元素的类,它提供了各种方法来选择元素,如ID、名称、类名、标签名、链接文本、部分链接文本、XPath和CSS选择器等。如果在代码中直接使用By而没有先从selenium.webdriver.common.by模块中导入它,Python解释器就会抛出NameError异常。 三、错误...
The XML Files: XPath Selections and Custom Functions, and More Cutting Edge: The ASP.NET View State Advanced Basics: Automatically Generating Proxy Classes Basic Instincts: Programming with Events Using .NET The ASP Column: Using the Internet Explorer WebControls Singleton Class Private Constructor, ...
This is a primary interface in a COM coclass that is required by managed code for interoperability with the corresponding COM object. Use this primary interface only when the method you want to use shares the same name as an event of the COM object; in this case, cast to this interface ...
System.Xml.XPath Namespace System.Xml.Xsl Namespace Silverlight Overview Getting Started Application and Programming Models Layout, Input, and Printing Controls Graphics, Animation, and Media XAML Integrating Silverlight with a Web Page Types, Properties, Methods, and Events ...
The XML Files: XPath Selections and Custom Functions, and More Cutting Edge: The ASP.NET View State Advanced Basics: Automatically Generating Proxy Classes Basic Instincts: Programming with Events Using .NET The ASP Column: Using the Internet Explorer WebControls ...
You can supply theXmlNamespaceManagerobject as a parameter to theSelectNodesorSelectSingleNodemethod of theXmlDocumentclass to execute XPath query expressions that reference namespace-qualified element and attribute names. The namespace manager assumes that prefixes and namespaces have already been verified...
test_response_results_xpath self.assertEqual(xpath.response(response), []) ^^^ File "./searx/engines/xpath.py", line 309, in response logger.debug("found %s results", len(results)) ^^^ NameError: name 'logger' is not defined ``` Signed-off-by: Markus Heiser <markus.heiser@darmarit...