def rolling_quantile(arg, window, quantile, min_periods=None, freq=None, center=False):
 return ensure_compat('rolling', 'quantile', arg, window=window, freq=freq, center=center, min_periods=min_periods, func_kw=['quantile'], quantile=quantile)

def rolling_quantile ( arg , window , quantile , min_periods = None , freq = None , center = False ) : return ensure_compat ( 'rolling' , 'quantile' , arg , window = window , freq = freq , center = center , min_periods = min_periods , func_kw = [ 'quantile' ] , quantile = quantile )
moving quantile .