def get(self, label="x", sublabel="x", x=5, y=1, index=None, columns=None,
            **kwargs):
        x, y = int(x), int(y)
        df = pd.DataFrame(np.random.randint(1, 10, size=(x, y)),
                          columns=["label{}".format(i) for i in range(y)])
        if columns:
            df.columns = columns
        if index:
            df.set_index(index)
        return df
Generate a matrix based on x, y, z
dataset/ETHPy150Open eleme/polaris/polaris/ext/rand.py/Rand.get