Mercurial > hg
view mercurial/httprangereader.py @ 7012:78341ea65d16
restructure helptable
When looking up a help topic, the key is now only matched against the
short names for each topic, and not the header. So
hg help 'Environment Variables'
must be replaced with
hg help env
author | Martin Geisler <mg@daimi.au.dk> |
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date | Tue, 09 Sep 2008 21:32:39 +0200 |
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