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  • Committer: John Arbash Meinel
  • Date: 2010-08-04 04:33:24 UTC
  • mto: This revision was merged to the branch mainline in revision 5390.
  • Revision ID: john@arbash-meinel.com-20100804043324-1ldc2v2w1kza7ox4
get into the nitty gritty for the _key_to_sha1 function.

It doesn't seem to help to op-out of the actual unhexlify call, so at least
that doesn't seem to be the performance overhead.
We get down to around 19.9us for _key_to_sha1 across 120 keys, which is
0.166us per key.

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bzrlib/_annotator_py.py
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# Copyright (C) 2009 Canonical Ltd
 
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# Copyright (C) 2009, 2010 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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# it under the terms of the GNU General Public License as published by
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from bzrlib.lazy_import import lazy_import
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lazy_import(globals(), """
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from bzrlib import annotate # Must be lazy to avoid circular importing
 
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from bzrlib import (
 
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    annotate, # Must be lazy to avoid circular importing
 
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    graph as _mod_graph,
 
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    patiencediff,
 
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    )
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""")
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from bzrlib import (
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    errors,
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    graph as _mod_graph,
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    osutils,
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    patiencediff,
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    ui,
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    )
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