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  • Committer: Aaron Bentley
  • Date: 2007-07-11 16:42:37 UTC
  • mto: This revision was merged to the branch mainline in revision 2606.
  • Revision ID: abentley@panoramicfeedback.com-20070711164237-n1x38fz7fttybkqp
Push NULL_REVISION deeper

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bzrlib/revision.py
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    revisions_source is an object supporting a get_revision operation that
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    behaves like Branch's.
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    """
 
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    if is_null(candidate_id):
 
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        return True
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    return (candidate_id in branch.repository.get_ancestry(revision_id,
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            topo_sorted=False))
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def is_null(revision_id):
 
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    assert revision_id is not None
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    return revision_id in (None, NULL_REVISION)