selenium+python自动化99-clear()失效问题解决

from selenium.webdriver.support.ui import WebDriverWait
from selenium import webdriver
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.action_chains import ActionChains
from selenium.webdriver.support.select import Select
import time

class Base():
    # # 作者：上海悠悠，QQ交流群：750815713

    def __init__(self, driver):
        self.driver = driver

    def find(self, locator):
        '''查找元素，loctor = ("id", "kw")'''
        element = WebDriverWait(self.driver, 30, 1).until(EC.presence_of_element_located(locator))
        return element

    def click(self, locator):
        '''点击元素'''
        self.find(locator).click()

    def double_click(self,locator):
        '''双击事件'''
        element = self.find(locator)
        ActionChains(self.driver).double_click(element).perform()

    def send(self, locator, text):
        '''发送文本'''
        self.find(locator).send_keys(text)

# 作者：上海悠悠，QQ交流群：750815713

driver = webdriver.Firefox()
driver.get("https://www.baidu.com")
baidu = Base(driver)
# 输入框
loc = ("id", "kw")
baidu.send(loc, "yoyo")
time.sleep(3)
# 方法一:双击
baidu.double_click(loc)
# 重新输入
baidu.send(loc, "上海-悠悠")

# 作者：上海悠悠，QQ交流群：750815713
driver = webdriver.Firefox()
driver.get("https://www.baidu.com")
baidu = Base(driver)
# 输入框
loc = ("id", "kw")
baidu.send(loc, "yoyo")
time.sleep(3)
# # 方法一：双击
# baidu.double_click(loc)
# # 重新输入
# baidu.send(loc, "上海-悠悠")

# 方法二：万能的js
js = 'document.querySelector("#kw").value="";'
driver.execute_script(js)
baidu.send(loc, "上海-悠悠")