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 楼主|
发表于 2020-6-13 16:37:02
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| 最近试了一下,原来的版本里正则式匹配不了图片链接了,重新改了一下 
 复制代码import requests
import re
import os
import easygui as g
def get_url(url):
    headers = {'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3314.0 Safari/537.36 SE 2.X MetaSr 1.0'}
    req = requests.get(url, headers=headers)
    return req
def get_img_url(url1, url2): #图片地址
    headers = {
        'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3314.0 Safari/537.36 SE 2.X MetaSr 1.0',
        'referer':url2      
        }
    req = requests.get(url1, headers=headers)
    return req
def get_page(url):  #共有多少页
    html = get_url(url).text
    p = r"page-numbers.+[\d]+/'"
    page_match = re.findall(p, html)
    for each in page_match:
        page = re.sub(r'\D','', each)
    
    return page
def find_picurl(url):   #每一页中的项目url
    
    html = get_url(url).text
    p = r'<li><a href="(https://www.mzitu.com/[\d]+)" target'
    picurl = re.findall(p, html)
    return picurl
def pro_name(url):      #每一页的项目名称
    html = get_url(url).text
    p = r"alt='(.+)' width='236'"
    targets = re.findall(p, html)
    return targets
    
def get_p_page(url):   #每一个项目的页数即图片数
    html = get_url(url).text
    p = r'<span>([\d]+)</span>'
    p_page = re.findall(p, html)
    for each in p_page:
        page = each
    
    return int(page)
def find_imgs(url):
    html = get_url(url).text
    p = re.search(r'img class="blur" src="(https.+\.jpg)', html)
    return p.group(1)
def save_img(url, ref_url):
    filename = url.split('/')[-1]
    with open(filename, 'wb') as f:
        img = get_img_url(url, ref_url).content
        f.write(img)
    
def main():
    folder = g.diropenbox("请选择存放照片的文件夹")
    os.listdir(folder)
    os.chdir(folder)
    
    url = "https://www.mzitu.com/xinggan/"
    page = get_page(url) #总共几页
    print("总共有{}页".format(page))
    f = True
    while f == True:
        Page = input("请输入下载第几页:")
        url1 = 'https://www.mzitu.com/xinggan/page/{}/'.format(Page)
        
        pic_url = find_picurl(url1)
        pic_pro = pro_name(url1)
        num = len(pic_url)   #每一页的项目个数
        print("第%s页共有%d个项目" % (Page, num))
        for each in range(1, num+1):
            print("第%d个项目是:" % each)
            print(pic_pro[each-1])
        Num = int(input("请输入需要下载第几个项目:"))
        p_page = get_p_page(pic_url[Num-1])
        print("共有%d页:" % p_page)
        for i in range(1,p_page+1):
            url2 = pic_url[Num-1] + '/' + str(i)    
            img_addr = find_imgs(url2)
            print(img_addr)
            save_img(img_addr, url2)
        print("下载完毕")
        ans = input("是否继续下载:输入Y/N")
        if ans == 'N':
            f = False
if __name__ == '__main__':
    main()
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