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  • Committer: Robert Collins
  • Date: 2005-10-17 11:56:54 UTC
  • mfrom: (1185.16.59)
  • Revision ID: robertc@robertcollins.net-20051017115654-662239e1587524a8
merge from martin.

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bzrlib/upgrade.py
 
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#! /usr/bin/python
 
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#
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# Copyright (C) 2005 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# versions.
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# TODO: Don't create a progress bar here, have it passed by the caller.  
 
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# At least do it from the UI factory.
 
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if False:
 
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    try:
 
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        import psyco
 
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        psyco.full()
 
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    except ImportError:
 
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        pass
 
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import os
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import tempfile
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import sys
 
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import logging
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import shutil
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from bzrlib.branch import Branch, find_branch
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from bzrlib.branch import BZR_BRANCH_FORMAT_5, BZR_BRANCH_FORMAT_6
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import bzrlib.hashcache as hashcache
 
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from bzrlib.revfile import Revfile
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from bzrlib.weave import Weave
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from bzrlib.weavefile import read_weave, write_weave
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from bzrlib.ui import ui_factory
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from bzrlib.atomicfile import AtomicFile
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from bzrlib.xml4 import serializer_v4
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from bzrlib.xml5 import serializer_v5
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from bzrlib.trace import mutter, note, warning
 
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from bzrlib.trace import mutter, note, warning, enable_default_logging
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from bzrlib.osutils import sha_strings, sha_string
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        # to_read is a stack holding the revisions we still need to process;
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        # appending to it adds new highest-priority revisions
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        self.known_revisions = set(rev_history)
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        self.to_read = rev_history[-1:]
 
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        self.to_read = [rev_history[-1]]
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        while self.to_read:
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            rev_id = self.to_read.pop()
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            if (rev_id not in self.revisions