在urls.txt 文件中包含了若干个图像url,一行一个url,请使用多线程下载这些图像文件,并按url出现的顺序保存为 0.jpg、1.jpg、2.jpg,以此类推
urls.txt
https://photo.16pic.com/00/26/41/16pic_2641402_b.jpg
https://photo.16pic.com/00/21/52/16pic_2152258_b.jpg
https://photo.16pic.com/00/44/47/16pic_4447412_b.jpg
https://photo.16pic.com/00/20/47/16pic_2047443_b.jpg
from urllib3 import *
import threading
import os
http = PoolManager()
disable_warnings()
f = open('./files/urls.txt', 'r')
urlList = []
while True:
url = f.readline()
if url == '':
break
urlList.append(url.strip())
f.close()
# print(urlList)
class DownloadThread(threading.Thread):
def __init__(self, func, args):
super().__init__(target=func, args=args)
def download(filename, url):
response = http.request('GET', url)
f = open(filename, 'wb')
f.write(response.data)
f.close
print('<', url, '>', '下载完成')
root = './files/img'
if not os.path.exists(root):
os.makedirs(root)
for i in range(len(urlList)):
filename = root + '/' + str(i) + '.jpg'
thread = DownloadThread(download, (filename, urlList[i]))
thread.start()
< https://photo.16pic.com/00/20/47/16pic_2047443_b.jpg > 下载完成
< https://photo.16pic.com/00/26/41/16pic_2641402_b.jpg > 下载完成
< https://photo.16pic.com/00/21/52/16pic_2152258_b.jpg > 下载完成
< https://photo.16pic.com/00/44/47/16pic_4447412_b.jpg > 下载完成
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