2021年12月19日
Jerry
2708
2023年11月6日
import requests
import time
def downloadFile(name, url):
headers = {'Proxy-Connection':'keep-alive'}
r = requests.get(url, stream=True, headers=headers)
length = float(r.headers['content-length'])
f = open(name, 'wb')
count = 0
count_tmp = 0
time1 = time.time()
for chunk in r.iter_content(chunk_size = 512):
if chunk:
f.write(chunk)
count += len(chunk)
if time.time() - time1 > 2:
p = count / length * 100
speed = (count - count_tmp) / 1024 / 1024 / 2
count_tmp = count
print(name + ': ' + formatFloat(p) + '%' + ' Speed: ' + formatFloat(speed) + 'M/S')
time1 = time.time()
f.close()
def formatFloat(num):
return '{:.2f}'.format(num)
if __name__ == '__main__':
downloadFile('360.exe', 'http://down.360safe.com/setup.exe')
$ python3 test.py
360.exe: 4.82% Speed: 1.98M/S
360.exe: 9.36% Speed: 1.86M/S
360.exe: 13.79% Speed: 1.81M/S
360.exe: 18.15% Speed: 1.79M/S
360.exe: 24.17% Speed: 2.47M/S
360.exe: 29.52% Speed: 2.19M/S
360.exe: 35.41% Speed: 2.41M/S
360.exe: 41.31% Speed: 2.42M/S
360.exe: 46.90% Speed: 2.29M/S
360.exe: 52.36% Speed: 2.24M/S
360.exe: 58.64% Speed: 2.57M/S
360.exe: 64.07% Speed: 2.23M/S
360.exe: 69.33% Speed: 2.16M/S
360.exe: 73.85% Speed: 1.85M/S
360.exe: 79.36% Speed: 2.26M/S
360.exe: 85.48% Speed: 2.51M/S
360.exe: 92.27% Speed: 2.78M/S
360.exe: 97.85% Speed: 2.28M/S
转载于:https://www.cnblogs.com/sea-stream/p/11082356.html
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