global base_path
profile = {
 'download.default_directory': base_path
}
chrome_options = webdriver.ChromeOptions()
chrome_options.add_experimental_option('prefs', profile)
driver = webdriver.Chrome(executable_path='../common/chromedriver', options=chrome_options)
driver.implicitly_wait(10)

driver_list.find_element_by_class_name('download-center_list_t_icon').click()

if sub_list.find_element_by_class_name('download-center_usblist_td01').text == '驱动名称':
 continue

def sort_file():
 # 排序文件
 dir_link = base_path
 dir_lists = list(filter(check_file, os.listdir(dir_link)))
 if len(dir_lists) == 0:
  return ''
 else:
  dir_lists.sort(key=lambda fn: os.path.getmtime(dir_link + os.sep + fn))
  return os.path.join(base_path, dir_lists[-1])


def check_file(filename):
 # 忽略系统文件
 if filename == '.DS_Store' or filename == 'thumbs.db':
  return False
 global base_path
 # 排除文件夹
 return os.path.isfile(os.path.join(base_path, filename))

import os
import time
import re
from selenium import webdriver
'''
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'''
 
def sort_file():
  # 排序文件
  dir_link = base_path
  dir_lists = list(filter(check_file, os.listdir(dir_link)))
  if len(dir_lists) == 0:
    return ''
  else:
    dir_lists.sort(key=lambda fn: os.path.getmtime(dir_link + os.sep + fn))
    return os.path.join(base_path, dir_lists[-1])
 
 
def check_file(filename):
  # 忽略系统文件
  if filename == '.DS_Store' or filename == 'thumbs.db':
    return False
  global base_path
  # 排除文件夹
  return os.path.isfile(os.path.join(base_path, filename))
 
 
def download_drivers(url):
  global base_path
  profile = {
    'download.default_directory': base_path
    }
  chrome_options = webdriver.ChromeOptions()
  chrome_options.add_experimental_option('prefs', profile)
  driver = webdriver.Chrome(executable_path='../common/chromedriver', options=chrome_options)
  driver.implicitly_wait(10)
  driver.get(url)
  driver_lists = driver.find_elements_by_class_name('dlist-item')
  for driver_list in driver_lists:
    # 提取中文及英文字母
    title = ''.join(re.findall(r'[\u4e00-\u9fa5a-zA-Z]+', driver_list.text))
    temp_path = './drivers/' + title
    if not os.path.exists(temp_path):
      os.mkdir(temp_path)
    driver_list.find_element_by_class_name('download-center_list_t_icon').click()
    sub_lists = driver_list.find_elements_by_tag_name('tr')
    for sub_list in sub_lists:
      try:
        if sub_list.find_element_by_class_name('download-center_usblist_td01').text == '驱动名称':
          continue
        else:
          sub_title = sub_list.find_element_by_class_name('download-center_usblist_td01').            find_element_by_tag_name('a').get_attribute('title').replace('/', '_')
          print('开始下载:' + sub_title)
          sub_list.find_element_by_link_text('普通下载').click()
          # 等待开始下载
          time.sleep(2)
          while True:
            oldname = sort_file()
            file_type = oldname.split('.')[-1]
            if oldname != '' and file_type != 'crdownload':
              print('下载已完成')
              break
            else:
              print("等待下载。。。")
              time.sleep(10)
          newnamne = temp_path + os.sep + sub_title + '.' + file_type
          os.rename(oldname, newnamne)
          print('归档成功')
      except Exception as e:
        print(e)
        continue
  print('下载结束')
  driver.quit()
 
 
if __name__ == '__main__':
  base_path = './drivers'
  if not os.path.exists(base_path):
    os.mkdir(base_path)
    print('创建drivers文件夹')
  # T470s win10 64bit
  url = "https://think.lenovo.com.cn/support/driver/newdriversdownlist.aspx"
  # T470s win7 64bit
  #url = 'https://think.lenovo.com.cn/support/driver/newdriversdownlist.aspx"external nofollow" target="_blank" href="https://github.com/keejo125/web_scraping_and_data_analysis/tree/master/Lenovo">https://github.com/keejo125/web_scraping_and_data_analysis/tree/master/Lenovo

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。