mercurial/httprangereader.py
author Matt Mackall <mpm@selenic.com>
Fri, 08 Jul 2005 00:04:25 -0800
changeset 650 2c934c7b79dc
parent 372 4b0f562c61f4
child 1559 59b3639df0a9
permissions -rw-r--r--
Fix bug in reverting deleted files -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Fix bug in reverting deleted files Force updates and reverts wouldn't restore deleted files in the working dir. This should fix that. manifest hash: e14809399bbc63da42e8c8f694cc8acf31e537f7 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCzjOJywK+sNU5EO8RAqVLAKCC1BF6JhNiO6n4LJGvy9RBTgOelwCdF9Tr sADRnovYt9xSnUGmd1Om9JQ= =SdcP -----END PGP SIGNATURE-----

# httprangereader.py - just what it says
#
# Copyright 2005 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:
    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
        req.add_header('Range', 'bytes=%d-%s' % (self.pos, end))
        f = urllib2.urlopen(req)
        return f.read()