Thursday, 27 June 2013

Resume Download

Resume Download via pyCurl
import os import pycurl import sys def progress(total, existing, upload_t, upload_d): existing = existing + os.path.getsize(filename) try:
       frac = float(existing)/float(total)
except:
frac = 0
sys.stdout.write("\r%s %3i%%" % ("File downloaded - ", frac*100))
url = raw_input('Enter URL to download folder/file: ')
filename = url.split("/")[-1].strip()
def test(debug_type, debug_msg):
print "debug(%d): %s" % (debug_type, debug_msg)
c = pycurl.Curl()
c.setopt(pycurl.URL, url)
c.setopt(pycurl.FOLLOWLOCATION, 1)
c.setopt(pycurl.MAXREDIRS, 5)
# Setup writing
if os.path.exists(filename):
f = open(filename, "ab")
c.setopt(pycurl.RESUME_FROM, os.path.getsize(filename)
else:
f = open(filename, "wb")
c.setopt(pycurl.WRITEDATA, f)
#c.setopt(pycurl.VERBOSE, 1)
c.setopt(pycurl.DEBUGFUNCTION, test)
c.setopt(pycurl.NOPROGRESS, 0)
c.setopt(pycurl.PROGRESSFUNCTION, progress)
try:
c.perform()
except:
pass
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