html如下:
<li class="logout"> <a href="#/logout"><img src="resources/img/logout.png"/></a></li>
Python是
driver.find_element_by_xpath("//img[contains(@src='resources/images/logout.png')]/parent::a").click()
错误如下
driver.find_element_by_xpath("//img[contains(@src='resources/images/logout.png')]/parent::a").click()
File "/usr/local/lib/python2.7/dist-packages/selenium/webdriver/remote/webdriver.py", line 221, in find_element_by_xpath
return self.find_element(by=By.XPATH, value=xpath)
File "/usr/local/lib/python2.7/dist-packages/selenium/webdriver/remote/webdriver.py", line 681, in find_element
{'using': by, 'value': value})['value']
File "/usr/local/lib/python2.7/dist-packages/selenium/webdriver/remote/webdriver.py", line 164, in execute
self.error_handler.check_response(response)
File "/usr/local/lib/python2.7/dist-packages/selenium/webdriver/remote/errorhandler.py", line 164, in check_response
raise exception_class(message, screen, stacktrace)
NoSuchElementException: Message: u'Unable to locate element: {"method":"xpath","selector":"//img[contains(@src=\'resources/images/logout.png\')]/parent::a"}' ; Stacktrace:
at FirefoxDriver.prototype.findElementInternal_ (file:///tmp/tmpu3t8lf/extensions/fxdriver@googlecode.com/components/driver_component.js:8860)
at fxdriver.Timer.prototype.setTimeout/<.notify (file:///tmp/tmpu3t8lf/extensions/fxdriver@googlecode.com/components/driver_component.js:396)
请尝试
driver.find_element_by_xpath("//img[@src='resources/images/logout.png']/parent::a").click()
我宁愿使用css选择器:
见^{} 。
如果要使用xpath,请使用以下xpath表达式(代码中有错误:
images
->;img
):相关问题 更多 >
编程相关推荐