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Viewing changes to bzrlib/rules.py

  • Committer: Canonical.com Patch Queue Manager
  • Date: 2011-05-05 18:05:06 UTC
  • mfrom: (5802.4.1 rules)
  • Revision ID: pqm@pqm.ubuntu.com-20110505180506-ddz84ffyd1kzt6r1
(mbp) add RuleSearcher.get_single_value() (Martin Pool)

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bzrlib/rules.py
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        """
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        raise NotImplementedError(self.get_selected_items)
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    def get_single_value(self, path, preference_name):
 
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        """Get a single preference for a single file.
 
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        :returns: The string preference value, or None.
 
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        """
 
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        for key, value in self.get_selected_items(path, [preference_name]):
 
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            return value
 
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        return None
 
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class _IniBasedRulesSearcher(_RulesSearcher):
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