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  • Committer: Martin Pool
  • Date: 2005-08-02 23:14:41 UTC
  • Revision ID: mbp@sourcefrog.net-20050802231441-d738a6e6ffd03c3e
- new error RevisionNotPresent

- raise this when trying to fetch a revision that's mentioned but not 
  in the revision store

- Store raises an IndexError from getitem method if key is not found

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Lines of Context:
bzrlib/store.py
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    def __len__(self):
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        return len(os.listdir(self._basedir))
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    def __getitem__(self, fileid):
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        """Returns a file reading from a particular entry."""
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        p = self._path(fileid)
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        try:
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            return gzip.GzipFile(p + '.gz', 'rb')
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        except IOError, e:
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            if e.errno == errno.ENOENT:
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                return file(p, 'rb')
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            else:
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                raise e
 
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            if e.errno != errno.ENOENT:
 
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                raise
 
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        try:
 
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            return file(p, 'rb')
 
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        except IOError, e:
 
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            if e.errno != errno.ENOENT:
 
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                raise
 
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        raise IndexError(fileid)
 
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    def total_size(self):
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        """Return (count, bytes)