def _ReadStorageMetadata(self):
    """Reads the task storage metadata."""
    query = 'SELECT key, value FROM metadata'
    self._cursor.execute(query)

    metadata_values = {row[0]: row[1] for row in self._cursor.fetchall()}

    self._compression_format = metadata_values['compression_format']
def _ReadStorageMetadata ( self ) : query = 'SELECT key, value FROM metadata' self . _cursor . execute ( query ) metadata_values = { row [ 0 ] : row [ 1 ] for row in self . _cursor . fetchall ( ) } self . _compression_format = metadata_values [ 'compression_format' ]
Reads the task storage metadata.