一、我们要用python第三方库:
import requests
import re
二、找到自己感兴趣的网页图片:
for i in range(1,2):
url = "https://sc.chinaz.com/tupian/index.html" # 网站地址
if i ==1:
url = "https://sc.chinaz.com/tupian/index.html"#网站地址
else:
url = "https://sc.chinaz.com/tupian/index_%s.html" %i
res = requests.get(url)
res.encoding = res.apparent_encoding# 自适应字符编码设置
三、用正则表达式提取面每个页面图片对应的详情页的地址
获取图片地址和图片名字
res_url_i=re.findall('<img src2="(.*?)" alt=".*?">',res.text)
res_url_name = re.findall('<img src2=".*?" alt="(.*?)">',res.text)
四、我们在压缩下载
for res_url_i1, res_url_name1 in zip(res_url_i, res_url_name):
res_url_i = "https:" + res_url_i1
image_url = requests.get(res_url_i)
f = open("./111/%s.jpg"%res_url_name1,"wb")
print("%s.jpg" % res_url_name1 + "下载成功!!!")
f.write(image_url.content)
f.close()
完整代码如下:
import requests
import re
# 循环爬取前2页的页面
for i in range(1,2):
url = "https://sc.chinaz.com/tupian/index.html" # 网站地址
if i ==1:
url = "https://sc.chinaz.com/tupian/index.html"#网站地址
else:
url = "https://sc.chinaz.com/tupian/index_%s.html" %i
# #获取页面
res = requests.get(url)
res.encoding = res.apparent_encoding# 自适应字符编码设置
# 提取页面中每个图片对应的详情页的地址 正则 列表
res_url_i=re.findall('<img src2="(.*?)" alt=".*?">',res.text)
res_url_name = re.findall('<img src2=".*?" alt="(.*?)">',res.text)
for res_url_i1, res_url_name1 in zip(res_url_i, res_url_name):
res_url_i = "https:" + res_url_i1
image_url = requests.get(res_url_i)
f = open("./111/%s.jpg"%res_url_name1,"wb")
print("%s.jpg" % res_url_name1 + "下载成功!!!")
f.write(image_url.content)
f.close()
提示:
每个网页地址不一样,正则表达式也不一样,文件操作地址也不一样,我的仅供参考,不要完成相信