| import requests | |
| import os | |
| import time | |
| import threading | |
| from bs4 import BeautifulSoup | |
| def download_page(url): | |
| ''' | |
| 用于下载页面 | |
| ''' | |
| headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:61.0) Gecko/20100101 Firefox/61.0"} | |
| r = requests.get(url, headers=headers) | |
| r.encoding = 'gb2312' | |
| return r.text | |
| def get_pic_list(html): | |
| ''' | |
| 获取每个页面的套图列表,之后循环调用get_pic函数获取图片 | |
| ''' | |
| soup = BeautifulSoup(html, 'html.parser') | |
| pic_list = soup.find_all('li', class_='wp-item') | |
| for i in pic_list: | |
| a_tag = i.find('h3', class_='tit').find('a') | |
| link = a_tag.get('href') | |
| text = a_tag.get_text() | |
| get_pic(link, text) | |
| def get_pic(link, text): | |
| ''' | |
| 获取当前页面的图片,并保存 | |
| ''' | |
| html = download_page(link) # 下载界面 | |
| soup = BeautifulSoup(html, 'html.parser') | |
| pic_list = soup.find('div', id="picture").find_all('img') # 找到界面所有图片 | |
| headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:61.0) Gecko/20100101 Firefox/61.0"} | |
| create_dir('pic/{}'.format(text)) | |
| for i in pic_list: | |
| pic_link = i.get('src') # 拿到图片的具体 url | |
| r = requests.get(pic_link, headers=headers) # 下载图片，之后保存到文件 | |
| with open('pic/{}/{}'.format(text, pic_link.split('/')[-1]), 'wb') as f: | |
| f.write(r.content) | |
| time.sleep(1) # 休息一下，不要给网站太大压力，避免被封 | |
| def create_dir(name): | |
| if not os.path.exists(name): | |
| os.makedirs(name) | |
| def execute(url): | |
| page_html = download_page(url) | |
| get_pic_list(page_html) | |
| def main(): | |
| create_dir('pic') | |
| queue = [i for i in range(1, 72)] # 构造 url 链接 页码。 | |
| threads = [] | |
| while len(queue) > 0: | |
| for thread in threads: | |
| if not thread.is_alive(): | |
| threads.remove(thread) | |
| while len(threads) < 5 and len(queue) > 0: # 最大线程数设置为 5 | |
| cur_page = queue.pop(0) | |
| url = 'http://meizitu.com/a/more_{}.html'.format(cur_page) | |
| thread = threading.Thread(target=execute, args=(url,)) | |
| thread.setDaemon(True) | |
| thread.start() | |
| print('{}正在下载{}页'.format(threading.current_thread().name, cur_page)) | |
| threads.append(thread) | |
| if __name__ == '__main__': | |
| main() |