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怎么在Python中使用requests模块下载图片?针对这个问题,这篇文章详细介绍了相对应的分析和解答,希望可以帮助更多想解决这个问题的小伙伴找到更简单易行的方法。
示例代码:
# coding: utf-8 import MySQLdb import requests import os import re from threading import Thread import datetime header = {'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) ' 'Chrome/63.0.3239.132 Safari/537.36'} file_path = 'F:\\mlu2' if not os.path.exists(file_path): os.mkdir(file_path) class Spider(object): def __init__(self, file_path, header): self.file_path = file_path self.header = header @staticmethod def timer(func): def time_count(*args): start_time = datetime.datetime.now() func(*args) end_time = datetime.datetime.now() day = (end_time - start_time).days times = (end_time - start_time).seconds hour = times / 3600 h = times % 3600 minute = h / 60 m = h % 60 second = m print "爬取完成" print "一共用时%s天%s时%s分%s秒" % (day, hour, minute, second) return time_count def get_link(self): conn = MySQLdb.connect(host='localhost', port=3306, user='root', passwd='729814', db='mlu', charset='utf8') cur = conn.cursor() sql = 'select image from msg limit 100' # image为事先爬取存到MySQL的图片链接地址 cur.execute(sql) img_link = cur.fetchall() return img_link def download(self, link): filename = re.findall(r'.*/(.+)', link)[0] try: pic = requests.get(link, headers=self.header) if pic.status_code == 200: with open(os.path.join(self.file_path)+os.sep+filename, 'wb') as fp: fp.write(pic.content) fp.close() print "下载完成" except Exception as e: print e @timer def run_main(self): threads = [] links = self.get_link() for link in links: img = str(link[0]) t = Thread(target=self.download, args=[img]) t.start() threads.append(t) for t in threads: t.join() spider = Spider(file_path, header) spider.run_main()
关于怎么在Python中使用requests模块下载图片问题的解答就分享到这里了,希望以上内容可以对大家有一定的帮助,如果你还有很多疑惑没有解开,可以关注亿速云行业资讯频道了解更多相关知识。
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