nudles commented on a change in pull request #435: SINGA-425 Add 3 operators
URL: https://github.com/apache/incubator-singa/pull/435#discussion_r255300670
##########
File path: test/python/test_operation.py
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@@ -264,6 +264,48 @@ def test_MeanSquareError(self):
loss_np=tensor.to_numpy(loss)
self.assertAlmostEqual(loss_np, 0.0366666, places=4)
self.check_shape(dx.shape(), (3, 2))
+
+ def test_Abs(self):
+
X=np.array([0.8,-1.2,3.3,-3.6,-0.5,0.5]).reshape(3,2).astype(np.float32)
+ XT=np.array([0.8,1.2,3.3,3.6,0.5,0.5]).reshape(3,2).astype(np.float32)
+ x=tensor.from_numpy(X)
+ x.to_device(gpu_dev)
+
+ result=autograd.abs(x)
+ Err=XT-rerult
+ dx=result.creator.backward()[0]
+
+ for ii in Err.flatten():
+ self.assertAlmostEquals(ii,0., places=3)
+ self.check_shape(dx.shape(), (3, 2))
+
+ def test_Exp(self):
+
X=np.array([0.8,-1.2,3.3,-3.6,-0.5,0.5]).reshape(3,2).astype(np.float32)
+
XT=np.array([2.2255409,0.22313017,27.112638,0.02732372,0.60653067,1.6487212]).reshape(3,2).astype(np.float32)
+ x=tensor.from_numpy(X)
+ x.to_device(gpu_dev)
+
+ result=autograd.exp(x)
+ Err=XT-rerult
Review comment:
rerult --> result?
have you managed to run it?
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