构建一个基本的网络爬虫,我无法检索包含产品价格的类值。谷歌搜索中列出的所有价格的类名称都是qptdjc。
这是价格的 HTML 标签 <div class="qptdjc">$179.99</div>
import selenium
from selenium import webdriver as wb
import pandas as pd
import time
browser = wb.Chrome(executable_path='C:/Users/ethan/Downloads/chromedriver_win32(1)/chromedriver')
browser.get('https://www.google.com/search?source=hp&ei=nnZ6X8SDO4WE9PwPj5KC4AQ&q=144hz+monitor&oq=144hz+monitor&gs_lcp=CgZwc3ktYWIQAzIFCAAQsQMyBQgAELEDMgIIADICCAAyAggAMgIIADICCAAyAggAMgIIADICCAA6DggAEOoCELQCEJoBEOUCOgsILhDHARCvARCTAjoFCC4QsQM6CAguEMcBEK8BOgsILhCxAxDHARCjAjoICAAQsQMQgwE6CAguELEDEIMBOg4ILhCxAxCDARDHARCvAVDyDligHmDsH2gBcAB4AIABiwGIAZMHkgEEMTIuMZgBAKABAaoBB2d3cy13aXqwAQY&sclient=psy-ab&ved=0ahUKEwjEyoykppzsAhUFAp0JHQ-JAEwQ4dUDCAk&uact=5')
productInfoList = browser.find_elements_by_class_name('qptdjc')
prices = browser.find_elements_by_xpath('//td[@class="qptdjc"]')
prices_list = []
for p in range(len(prices)):
prices_list.append(prices[p].text)
print(len(productInfoList))
print(*prices_list, sep = ", ")
print(*prices, sep = ", ")
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