from urllib import request, error
import sys
def progressbar(cur, total=100):
percent = '{:.2%}'.format(cur / total)
sys.stdout.write('\r')
# sys.stdout.write("[%-50s] %s" % ('=' * int(math.floor(cur * 50 / total)),percent))
sys.stdout.write("[%-100s] %s" % ('=' * int(cur), percent))
sys.stdout.flush()
def schedule(blocknum,blocksize,totalsize):
"""
blocknum:当前已经下载的块
blocksize:每次传输的块大小
totalsize:网页文件总大小
"""
if totalsize == 0:
percent = 0
else:
percent = blocknum * blocksize / totalsize
if percent > 1.0:
percent = 1.0
percent = percent * 100
print("download : %.2f%%" %(percent))
progressbar(percent)
url = "http://www.xxxx.com/xxxxx" # 下载文件的url
path = r"C:\Users\Administrator\Desktop\download\xxx" # 文件下载后保存的本地路径
try:
request.urlretrieve(url, path, schedule)
except error.HTTPError as e:
print(e)
print('\r\n' + url + ' download failed!' + '\r\n')
else:
print('\r\n' + url + ' download successfully!')
python的urllib.request.urlretrieve下载显示进度
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转载自blog.csdn.net/s_daqing/article/details/105298988
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