Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/httprangereader.py @ 3755:05120e210c65
Use unsigned version format.
This way can use one additional bit, and when encountering invalid revlogs
with the first bit set don't produce python warnings or strange error messages.
author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Fri, 01 Dec 2006 23:27:53 +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