def get_test_data(self):
    exp = System_data(u=self.random.uniform(low=(- 2.5), high=2.5, size=(2000,)))
    return self.apply_experiment(exp)
def get_test_data(self):
    exp = System_data(u=self.random.uniform(low=(- 2.5), high=2.5, size=(2000,)))
    return self.apply_experiment(exp)