python实现从网站XKCD下载全部漫画

import requests,bs4,os


url =  https://xkcd.com/




#os.makedirs(xkcd,exist_ok=True)#本地目录前创建保存漫画的文件夹
i=0#下载漫画计数


while not url.endswith(#):
    #下载漫画网页，并匹配查找漫画下载路径
    res = requests.get(url)    
    try:
        resImage.raise_for_status()
    except Exception as exc:
        print(There was a problem:%s%(exc))
        
    Soup = bs4.BeautifulSoup(res.text)
    comicElems = Soup.select(div#comic img)
    print(comicElems[0])


    if comicElems == []:
        print(Could not find comic image!)
    else:
        comicUrl = http:+str(comicElems[0].get(src))#拼接漫画下载路径
        print(Downing image %s....%(comicUrl))
        resImage = requests.get(comicUrl)
        try:
            resImage.raise_for_status()
        except Exception as exc:
            print(There was a problem:%s%(exc))
        
        #下载漫画存放在文件picturer中


        openFile = open(C:\Users\Nick\Desktop\python\drawing\2\picture\+str(i)+.png,ab)#下载并重新命名
        i = i+1
        for chunk in resImage.iter_content(10000):
            openFile.write(chunk)
        openFile.close()
        
    #拼接上一页网页路径    
    prevLink = Soup.select(a[rel="prev"])[0]
    url = https://xkcd.com/+str(prevLink.get(href))


print("Done!")