import requests
import os

#
# # 京东页面商品爬取案例
# def get_JD_text():
#     kv = {'User-agent': 'Mozilla/5.0'}
#     try:
#         r = requests.get(url,headers=kv)
#         r.raise_for_status()
#         r.encoding = r.apparent_encoding
#         return r.text
#     except:
#         print("产生异常")
#
#
# if __name__ == "__main__":
# url = "https://item.jd.com/12842874.html"
# print(get_JD_text())


url = 'https://player.youku.com/embed/XNTY2MTQ0MDgw'
root = "D://program//"
path = root + url.split('/')[-1]+'.mp4'
try:
    if not os.path.exists(root):
        os.mkdir(root)  # 判断文件根目录是否存在，如果不存在创建根目录
    if not os.path.exists(path):  # 判断文件是否存在
        r = requests.get(url)
        with open(path, 'wb') as f:
            f.write(r.content)
            f.close()
            print("文件保存成功")
    else:
        print("文件已存在")
except:
    print("出现异常")