【问题标题】:Can you help me click the Postcode Checker Search button using selenium?你能帮我点击使用 selenium 的 Postcode Checker Search 按钮吗?
【发布时间】:2021-02-09 17:39:30
【问题描述】:

我正在尝试编写教程并在 python 中学习 Selenium,但是我似乎无法让 Selenium 单击邮政编码搜索按钮。

我正在使用:

Python v3.9

Chrome v87

这是我练习的网址:

https://www.currys.co.uk/app/checkout

这是我当前的代码:

# Selenium Tutorial #1

from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.action_chains import ActionChains

import time

# Open Chromedriver
driver = webdriver.Chrome(r"C:\Users\Ste1337\Desktop\chromedriver\chromedriver.exe")

# Open webpage
driver.get("https://www.currys.co.uk/gbuk/tv-and-home-entertainment/televisions/televisions/samsung-ue75tu7020kxxu-75-smart-4k-ultra-hd-hdr-led-tv-10213562-pdt.html")

# Click "Accept All Cookies" or ignore if no pop up
try:
    element = WebDriverWait(driver, 10).until(EC.presence_of_element_located((By.ID, "onetrust-accept-btn-handler")))
    element.click()
except Exception:
    pass

# Wait 3 seconds
driver.implicitly_wait(3)

# Click "Add to Basket" or refresh page if out of stock
try:
    element = WebDriverWait(driver, 1).until(EC.presence_of_element_located((By.XPATH, "email-desktop")))
    time.sleep(5)
    browser.refresh()
except:
    button = driver.find_element_by_css_selector("button.Button__StyledButton-bvTPUF.hZIOeU.Button-jyKNMA.GZkwS")
    driver.execute_script("arguments[0].click();", button)

# Wait 3 seconds
driver.implicitly_wait(3)

# Click "Continue to Basket"
button = driver.find_element_by_css_selector("button.Button__StyledButton-bvTPUF.hZIOeU.Button-jyKNMA.sc-fzpjYC.gJohPa")
driver.execute_script("arguments[0].click();", button)

# Wait 3 seconds
driver.implicitly_wait(3)

# Click "Go to checkout"
button = driver.find_element_by_xpath("//button[contains(@data-component, 'Button')][contains(@type, 'button')]")
driver.execute_script("arguments[0].click();", button)

# Type in postcode
search=WebDriverWait(driver,10).until(EC.element_to_be_clickable((By.XPATH, '//input[@aria-label="Postcode Checker"]')))
search.send_keys("NG229NU")
driver.implicitly_wait(1)
search.send_keys(Keys.RETURN)

# Click "Postcode finder"
postcode = WebDriverWait(driver, 10).until(EC.presence_of_element_located((By.NAME, "dcg-icon-search")))
postcode.click()

【问题讨论】:

  • 您已经使用了search.send_keys(Keys.RETURN) 如果您这样做,您将无法获得可用的按钮元素。如果你想点击按钮元素你需要注释这行代码#search.send_keys(Keys.RETURN)

标签: python python-3.x selenium selenium-webdriver selenium-chromedriver


【解决方案1】:

您的程序将search 定义为邮政编码输入的explicit waitsearch 只会告诉你元素是否存在,但不会选择它,所以你不能send_keys

试试这个代码。您只需要等待元素存在,然后选择元素。只有这样你才能send_keys

# Type in postcode

WebDriverWait(driver,10).until(EC.element_to_be_clickable((By.XPATH, '//input[@aria-label="Postcode Checker"]')))
search = driver.find_element_by_xpath('//input[@aria-label="Postcode Checker"]')
search.send_keys("NG229NU")
driver.implicitly_wait(1)
search.send_keys(Keys.RETURN)

【讨论】:

    【解决方案2】:

    如果您只想单击第一个选项,请使用:

    search = WebDriverWait(driver, 10).until(EC.element_to_be_clickable(
        (By.XPATH, '//input[@aria-label="Postcode Checker"]')))
    search.send_keys("NG229NU")
    WebDriverWait(driver, 10).until(EC.element_to_be_clickable(
        (By.CSS_SELECTOR, '[data-component = "SearchList"]')))
    
    driver.switch_to_active_element().send_keys(Keys.RETURN)
    driver.implicitly_wait(1)
    

    这只是在第一个选项上按 enter。这里我们等待下拉菜单,我们得到第一个选项的活动元素,然后单击该选项

    【讨论】:

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