def testSISO(self):
X = np.array([[1,2],[3,4]], dtype=df2.floatX)
Y = df2.Identity().forward(X)
np.testing.assert_array_equal(X, Y)
def testMIMO(self):
X = np.array([[1,2],[3,4]], dtype=df2.floatX)
Y1, Y2 = df2.Identity().forward([X, X*2])
np.testing.assert_array_equal(X, Y1)
np.testing.assert_array_equal(X*2, Y2)
