def __init__(self, qpart):
        self._qpart = qpart

        self.width = self._DEFAULT_INDENT_WIDTH
        self.useTabs = self._DEFAULT_INDENT_USE_TABS

        self._smartIndenter = _getSmartIndenter('normal', self._qpart, self)
def test_impl(n):
            df = pd.DataFrame({'A': np.arange(n), 'B': np.random.ranf(n)})
            Ac = df.A.rolling(3).sum()
            return Ac.sum()