driver为chrome驱动
清除缓存时需要逐层切入shadowRoot中获取相应的标签
def clear_stash(driver):
driver.get("chrome://settings/clearBrowserData/")
time.sleep(2)
out_window = expand_shadow_element(driver.find_element_by_tag_name("settings-ui"), driver)
out_window = expand_shadow_element(out_window.find_element_by_id("main"), driver)
out_window = expand_shadow_element(out_window.find_element_by_tag_name("settings-basic-page"), driver)
out_window = expand_shadow_element(out_window.find_element_by_tag_name("settings-privacy-page"), driver)
out_window_final = expand_shadow_element(out_window.find_element_by_tag_name("settings-clear-browsing-data-dialog"),
driver)
out_window = expand_shadow_element(out_window_final.find_element_by_id("clearFromBasic"), driver)
out_window_button = out_window_final.find_element_by_id("clearBrowsingData/confirm/i")
# out_window.find
option = out_window.find_element_by_id('dropdownMenu')
option.click()
time.sleep(1)
option.find_elements_by_tag_name("option")[4].click()
# option.click()
time.sleep(0.5)
out_window_button.click()
time.sleep(1)
def expand_shadow_element(element, driver):
shadow_root = driver.execute_script('return arguments[0].shadowRoot', element)
# print(shadow_root.get_attribute("innerHTML"))
return shadow_root
