python爬虫实战：requests爬取妹子图片
利用第三方库requests爬取
本来要爬帅哥图的，想想还是算了，怕被人怀疑取向，糟糕！
这里的requests.get就代表get请求，跟urlopen不设定data参数差不多
但是requests用起来更加方便，还有很多强大功能有空去研究一下，先占坑
from bs4 import BeautifulSoup from urllib.request import urlretrieve import requests import os import time head = {"User-Agent": "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 " "(KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36"} urlbase = "http://www.shuaia.net" pages_url = [urlbase] for i in range(2, 5): pages_url.append(urlbase + "/index_%d.html" % i) pictures_url = [] for url in pages_url: req = requests.get(url, head) req.encoding = "utf-8" html = req.text soup = BeautifulSoup(html, 'lxml') target = soup.find_all("a", class_="item-img") for picture in target: name = picture.img.get("alt") if "花" in name or "女" in name: picture_url = picture.get("href") final_link = name + "=" + picture_url pictures_url.append(final_link) for eachurl in pictures_url: name, target_url = eachurl.split("=") filename = name + ".jpg" pic_req = requests.get(target_url, head) pic_req.encoding = "utf-8" pic_html = pic_req.text soup = BeautifulSoup(pic_html, 'lxml') div1 = soup.find("div", class_="wr-single-content-list") try: pic_url = urlbase + div1.img["src"] if "Driver_images" not in os.listdir("F:"): os.makedirs(r"F:Driver_images") urlretrieve(pic_url, "F:Driver_images" + filename) print(name) except AttributeError: print("无效链接!") # time.sleep(1) # 小网站不用延时
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