Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/httprangereader.py @ 4240:943f40b4da30
Tests for qapplied/qunapplied fixes (417c2068cb92 and ce6c364ebb2a)
author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Sun, 18 Mar 2007 19:41:28 +0100 |
parents | 345bac2bc4ec |
children |
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# httprangereader.py - just what it says # # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. import byterange, urllib2 class httprangereader(object): def __init__(self, url): self.url = url self.pos = 0 def seek(self, pos): self.pos = pos def read(self, bytes=None): opener = urllib2.build_opener(byterange.HTTPRangeHandler()) urllib2.install_opener(opener) req = urllib2.Request(self.url) end = '' if bytes: end = self.pos + bytes - 1 req.add_header('Range', 'bytes=%d-%s' % (self.pos, end)) f = urllib2.urlopen(req) data = f.read() if bytes: data = data[:bytes] return data