python爬取百度图库多张图片
本帖最后由 1983 于 2020-7-26 00:34 编辑
powehi777 发表于 2020-7-24 18:42
这是我写的，嘻嘻
import re
import requests
楼主，下次这样，方便你我他。。。
import re
import sys
import urllib
import requests
def get_onepage_urls(onepageurl):
"""获取单个翻页的所有图片的urls+当前翻页的下一翻页的url"""
if not onepageurl:
print('已到最后一页, 结束')
return [], ''
try:
html = requests.get(onepageurl).text
except Exception as e:
print(e)
pic_urls = []
fanye_url = ''
return pic_urls, fanye_url
pic_urls = re.findall('"objURL":"(.*?)",', html, re.S)
fanye_urls = re.findall(re.compile(r'<a href="(.*)" class="n">下一页</a>'), html, flags=0)
fanye_url = 'http://image.baidu.com' + fanye_urls if fanye_urls else ''
return pic_urls, fanye_url
def down_pic(pic_urls):
"""给出图片链接列表, 下载所有图片"""
for i, pic_url in enumerate(pic_urls):
try:
pic = requests.get(pic_url, timeout=15)
string = str(i + 1)+'.jpg'
with open(string, 'wb') as f:
f.write(pic.content)
print('成功下载第%s张图片: %s' % (str(i + 1), str(pic_url)))
except Exception as e:
print('下载第%s张图片时失败: %s' % (str(i + 1), str(pic_url)))
print(e)
continue
if __name__ == '__main__':
keyword = input("请输入搜索关键词：")# 关键词, 改为你想输入的词即可, 相当于在百度图片里搜索一样
url_init_first = r'http://image.baidu.com/search/flip?tn=baiduimage&ipn=r&ct=201326592&cl=2&lm=-1&st=-1&fm=result&fr=&sf=1&fmq=1497491098685_R&pv=&ic=0&nc=1&z=&se=1&showtab=0&fb=0&width=&height=&face=0&istype=2&ie=utf-8&ctd=1497491098685%5E00_1519X735&word='
url_init = url_init_first + urllib.parse.quote(keyword, safe='/')
all_pic_urls = []
onepage_urls, fanye_url = get_onepage_urls(url_init)
all_pic_urls.extend(onepage_urls)
fanye_count = 0# 累计翻页数
n=input("请输入翻页数：")
while fanye_count<int(n):
onepage_urls, fanye_url = get_onepage_urls(fanye_url)
fanye_count += 1
print('第%s页' % fanye_count)
if fanye_url == '' and onepage_urls == []:
break
all_pic_urls.extend(onepage_urls)
down_pic(list(set(all_pic_urls))) 第一次玩，不太会，以后注意{:301_998:} Menguy 发表于 2020-7-24 18:37
为啥最近发python的都喜欢发截图，论坛又不是不能代码，实在不行把源代码上传也行
import re
import sys
import urllib
import requests
def get_onepage_urls(onepageurl):
"""获取单个翻页的所有图片的urls+当前翻页的下一翻页的url"""
if not onepageurl:
print('已到最后一页, 结束')
return [], ''
try:
html = requests.get(onepageurl).text
except Exception as e:
print(e)
pic_urls = []
fanye_url = ''
return pic_urls, fanye_url
pic_urls = re.findall('"objURL":"(.*?)",', html, re.S)
fanye_urls = re.findall(re.compile(r'<a href="(.*)" class="n">下一页</a>'), html, flags=0)
fanye_url = 'http://image.baidu.com' + fanye_urls if fanye_urls else ''
return pic_urls, fanye_url
def down_pic(pic_urls):
"""给出图片链接列表, 下载所有图片"""
for i, pic_url in enumerate(pic_urls):
try:
pic = requests.get(pic_url, timeout=15)
string = str(i + 1)+'.jpg'
with open(string, 'wb') as f:
f.write(pic.content)
print('成功下载第%s张图片: %s' % (str(i + 1), str(pic_url)))
except Exception as e:
print('下载第%s张图片时失败: %s' % (str(i + 1), str(pic_url)))
print(e)
continue
if __name__ == '__main__':
keyword = input("请输入搜索关键词：")# 关键词, 改为你想输入的词即可, 相当于在百度图片里搜索一样
url_init_first = r'http://image.baidu.com/search/flip?tn=baiduimage&ipn=r&ct=201326592&cl=2&lm=-1&st=-1&fm=result&fr=&sf=1&fmq=1497491098685_R&pv=&ic=0&nc=1&z=&se=1&showtab=0&fb=0&width=&height=&face=0&istype=2&ie=utf-8&ctd=1497491098685%5E00_1519X735&word='
url_init = url_init_first + urllib.parse.quote(keyword, safe='/')
all_pic_urls = []
onepage_urls, fanye_url = get_onepage_urls(url_init)
all_pic_urls.extend(onepage_urls)
fanye_count = 0# 累计翻页数
n=input("请输入翻页数：")
while fanye_count<int(n):
onepage_urls, fanye_url = get_onepage_urls(fanye_url)
fanye_count += 1
print('第%s页' % fanye_count)
if fanye_url == '' and onepage_urls == []:
break
all_pic_urls.extend(onepage_urls)
down_pic(list(set(all_pic_urls)))
谢谢分享，学习了 powehi777 发表于 2020-7-24 18:42
这是我写的，嘻嘻
import re
import requests
会不会搜狗图库的翻页啊，我不太会{:1_937:} 学习一下~谢谢lz分享 感谢分享 powehi777 发表于 2020-7-24 18:42
这是我写的，嘻嘻
import re
import requests
如果带上代码的效果和作用截图就更好了