def fetch_io(self, time_steps):
        columns = time_steps * self.be.bsz
        inputs = np.zeros((self.nin, columns))
        outputs = np.zeros((self.nout, columns))
        return inputs, outputs
remove all Line Markers
dataset/ETHPy150Open NervanaSystems/neon/neon/data/ticker.py/Task.fetch_io--crossover with--dataset/ETHPy150Open xraypy/xraylarch/plugins/wx/xrfdisplay.py/XRFDisplayFrame.clear_lines