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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2007-08-15 01:08:19 UTC
  • mfrom: (2520.4.154 bzr.mpbundle)
  • Revision ID: pqm@pqm.ubuntu.com-20070815010819-0q50hsyvbvu1qs3k
Speed up installing revisions from Bundle 4

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bzrlib/diff.py
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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import difflib
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import os
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import re
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import sys
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# invoke callbacks on an object.  That object can either accumulate a
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# list, write them out directly, etc etc.
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class _PrematchedMatcher(difflib.SequenceMatcher):
 
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    """Allow SequenceMatcher operations to use predetermined blocks"""
 
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    def __init__(self, matching_blocks):
 
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        difflib.SequenceMatcher(self, None, None)
 
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        self.matching_blocks = matching_blocks
 
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        self.opcodes = None
 
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def internal_diff(old_filename, oldlines, new_filename, newlines, to_file,
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                  allow_binary=False, sequence_matcher=None,
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                  path_encoding='utf8'):