hzfan commented on a change in pull request #15258: Numpy Trace
URL: https://github.com/apache/incubator-mxnet/pull/15258#discussion_r296432827
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File path: tests/python/unittest/test_numpy_op.py
##########
@@ -948,6 +948,85 @@ def hybrid_forward(self, F, x):
assert same(ret_mx.asnumpy(), ret_np)
+@with_seed()
[email protected]_np_shape
+def test_np_trace():
+ class TestTrace(HybridBlock):
+ def __init__(self, axis1, axis2, offset):
+ super(TestTrace, self).__init__()
+ self._axis1 = axis1
+ self._axis2 = axis2
+ self._offset = offset
+ # necessary initializations
+
+ def hybrid_forward(self, F, data):
+ return F.np.trace(data, axis1=self._axis1, axis2=self._axis2,
offset=self._offset)
+
+ def g(data, axis1, axis2, offset):
+ idx = _np.indices(data.shape)
+ ret = _np.zeros_like(data)
+ ret[idx[axis1] + offset == idx[axis2]] = 1.0
+ return ret
+
+ shapes = [(3, 3),
+ (3, 4),
+ (0, 0),
+ (3, 3, 3),
+ (0, 0, 0),
+ (2, 2, 4, 3),
+ (2, 2, 4, 3),
+ (2, 0, 3, 0),
+ (2, 0, 2, 3)]
Review comment:
fixed
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