python: sqlstorage dict orm

SQLStorage.py

class SQLStorage(dict):
    """
    a dictionary that let you do d['a'] as well as d.a
    """
    def __getattr__(self, key): return self[key]
    def __setattr__(self, key, value):
        if self.has_key(key):
            raise SyntaxError, 'Object exists and cannot be redefined'
        self[key] = value
    def __repr__(self): return '<SQLStorage ' + dict.__repr__(self) + '>'