我正在尝试使用 selenium 获取输入标签并使用 click() 。
这是我的代码:
#Try many ways to fix the error
from selenium import webdriver
from webdriver_manager.firefox import GeckoDriverManager
from selenium.webdriver.common.by import By
from selenium.webdriver.support.select import Select
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
import selenium.webdriver.support.ui as ui
import time
driver = webdriver.Firefox()
wait = ui.WebDriverWait(driver, 10)
driver.get("""https://www.gso.gov.vn/px-web-2/?pxid=V0641&theme=N%C3%B4ng%2C%20l%C3%A2m%20nghi%E1%BB%87p%20v%C3%A0%20th%E1%BB%A7y%20s%E1%BA%A3n""")
driver.maximize_window() # For maximizing window
time.sleep(10)
selectButton= driver.find_element(By.ID,'footer')
print("select button : ", selectButton)
print("select button : ", selectButton.text)
time.sleep(3)
driver.close()
它工作正常,这里的输出:
select button : <selenium.webdriver.firefox.webelement.FirefoxWebElement (session="e94aba42-01a7-467b-81b5-16ce0b95dad8", element="32699e02-2621-4090-be18-2dfeac33b1c2")>
select button : TRANG THÔNG TIN ĐIỆN TỬ TỔNG CỤC THỐNG KÊ
Bản quyền thuộc Tổng cục Thống kê
Địa chỉ: 54 Nguyễn Chí Thanh, Đống Đa, Hà Nội
Điện thoại: 024 73046666, máy lẻ 8668
Email: [email protected]
Ghi rõ nguồn trang Thông tin điện tử Tổng cục Thống kê (www.gso.gov.vn) khi trích lại thông tin từ địa chỉ này
我selectButton
通过将 id 字符串替换为:
selectButton= driver.find_element(By.ID,'ctl00_ContentPlaceHolderMain_VariableSelector1_VariableSelector1_VariableSelectorValueSelectRepeater_ctl01_VariableValueSelect_VariableValueSelect_SelectAllButton')
我得到了错误:
Traceback (most recent call last):
File "crawl.py", line 17, in <module>
selectButton= driver.find_element(By.ID,'ctl00_ContentPlaceHolderMain_VariableSelector1_VariableSelector1_VariableSelectorValueSelectRepeater_ctl01_VariableValueSelect_VariableValueSelect_SelectAllButton')
File "/home/dongky/.local/lib/python3.8/site-packages/selenium/webdriver/remote/webdriver.py", line 976, in find_element
return self.execute(Command.FIND_ELEMENT, {
File "/home/dongky/.local/lib/python3.8/site-packages/selenium/webdriver/remote/webdriver.py", line 321, in execute
self.error_handler.check_response(response)
File "/home/dongky/.local/lib/python3.8/site-packages/selenium/webdriver/remote/errorhandler.py", line 242, in check_response
raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.NoSuchElementException: Message: Unable to locate element: [id="ctl00_ContentPlaceHolderMain_VariableSelector1_VariableSelector1_VariableSelectorValueSelectRepeater_ctl01_VariableValueSelect_VariableValueSelect_SelectAllButton"]
不知道为什么,网站结构有问题,或者id名称太长?谢谢阅读!
您正在寻找的元素在iframe 中。因此,我们必须更改驱动程序焦点才能与期望元素或多个元素进行交互:
iframe xpath :
//iframe[contains(@src, 'https://pxweb.gso.gov.vn/pxweb/vi')]
并像这样切换:
WebDriverWait(driver, 20).until(EC.frame_to_be_available_and_switch_to_it((By.XPATH,"//iframe[contains(@src, 'https://pxweb.gso.gov.vn/pxweb/vi')]")))
在此之后,您可以继续执行此操作:
selectButton= driver.find_element(By.ID,'ctl00_ContentPlaceHolderMain_VariableSelector1_VariableSelector1_VariableSelectorValueSelectRepeater_ctl01_VariableValueSelect_VariableValueSelect_SelectAllButton')
但是我建议您使用更可靠的定位器而不是上述 ID。
进口:
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
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