Mercurial > hg > mercurial-crew-with-dirclash
comparison mercurial/httprangereader.py @ 372:4b0f562c61f4
Move httprangereader into its own file
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Move httprangereader into its own file
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author | mpm@selenic.com |
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date | Wed, 15 Jun 2005 19:58:48 -0800 |
parents | |
children | 59b3639df0a9 |
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371:6e3436082697 | 372:4b0f562c61f4 |
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1 # httprangereader.py - just what it says | |
2 # | |
3 # Copyright 2005 Matt Mackall <mpm@selenic.com> | |
4 # | |
5 # This software may be used and distributed according to the terms | |
6 # of the GNU General Public License, incorporated herein by reference. | |
7 | |
8 import byterange, urllib2 | |
9 | |
10 class httprangereader: | |
11 def __init__(self, url): | |
12 self.url = url | |
13 self.pos = 0 | |
14 def seek(self, pos): | |
15 self.pos = pos | |
16 def read(self, bytes=None): | |
17 opener = urllib2.build_opener(byterange.HTTPRangeHandler()) | |
18 urllib2.install_opener(opener) | |
19 req = urllib2.Request(self.url) | |
20 end = '' | |
21 if bytes: end = self.pos + bytes | |
22 req.add_header('Range', 'bytes=%d-%s' % (self.pos, end)) | |
23 f = urllib2.urlopen(req) | |
24 return f.read() |