python3 How do I click dropdown box using selenium

Question

I'm trying to click on dropbox using selenium on python3. but I got an error msg.

 raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.NoSuchWindowException: Message: Unable to find element on closed window

My code is below.

driver.find_element_by_css_selector("#RegularCategory>div.pagination dl.dropdown dt a span").click()

and..code is ... I want to click on "sort by" but I can't.

Answer 1

您可以使用硒的select类及其API，例如select_by_index或select_by_value：参考： [http://selenium-python.readthedocs.io/api.html]