click_link=self.driver.find_element_by_xpath("//form[@id="form"]").click()
-sharp time.sleep(5)
link=self.driver.find_element_by_xpath("//form/input[4]/@value") the error is as follows:
selenium.common.exceptions.InvalidSelectorException: Message: invalid selector: The result of the xpath expression "/ / form/input [4] / @ value" is: [object Attr]. It should be an element.
(Session info: headless chrome=66.0.3359.181)
link=self.driver.find_element_by_xpath('//form/input[4]/@value')remove @ value, and navigate to the element instead of getting the value
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