我收到了一個 python 程序的錯誤消息，它們是：   C:\Users\chanm\AppData\Local\Programs\Python\Python37-32\python.exe C:/Users/chanm/OneDrive/Desktop/bot/Commenter.py    Traceback (most recent call last):      File "C:/Users/chanm/OneDrive/Desktop/bot/Commenter.py", line 133, in <module>        com.login()      File "C:/Users/chanm/OneDrive/Desktop/bot/Commenter.py", line 28, in login        login_button = driver.find_element_by_xpath("//a[@href='/accounts/login/']")      File "C:\Users\chanm\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 394, in find_element_by_xpath        return self.find_element(by=By.XPATH, value=xpath)      File "C:\Users\chanm\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 978, in find_element        'value': value})['value']      File "C:\Users\chanm\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 321, in execute        self.error_handler.check_response(response)      File "C:\Users\chanm\AppData\Local\Programs\Python\Python37-32\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 242, in check_response        raise exception_class(message, screen, stacktrace)    selenium.common.exceptions.NoSuchElementException: Message: no such element: Unable to locate element: {"method":"xpath","selector":"//a[@href='/accounts/login/']"}      (Session info: chrome=71.0.3578.80)      (Driver info: chromedriver=2.44.609538 (b655c5a60b0b544917107a59d4153d4bf78e1b90),platform=Windows NT 10.0.17134 x86_64)Process finished with exit code 1這就是我遇到的最多問題的腳本我嘗試過更改擴展和其他小問題的方法，它解決了大多數問題，現在我堅持使用這些問題