haojin2 commented on a change in pull request #17904: [Numpy] add: numpy op
trilindices
URL: https://github.com/apache/incubator-mxnet/pull/17904#discussion_r405196087
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File path: src/operator/numpy/np_matrix_op.cc
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@@ -1115,6 +1115,66 @@ NNVM_REGISTER_OP(_backward_np_dstack)
.set_attr<nnvm::TIsBackward>("TIsBackward", true)
.set_attr<FCompute>("FCompute<cpu>", DStackGradCompute<cpu>);
+DMLC_REGISTER_PARAMETER(NumpyTrilindicesParam);
+
+inline bool TrilindicesOpType(const nnvm::NodeAttrs& attrs,
+ std::vector<int> *in_attrs,
+ std::vector<int> *out_attrs) {
+ CHECK_EQ(in_attrs->size(), 0U);
+ CHECK_EQ(out_attrs->size(), 2U);
+
+ TYPE_ASSIGN_CHECK(*out_attrs, 0, mshadow::kInt64);
+ TYPE_ASSIGN_CHECK(*out_attrs, 1, mshadow::kInt64);
+
+ return true;
+}
+
+inline bool TrilindicesOpShape(const nnvm::NodeAttrs& attrs,
+ mxnet::ShapeVector* in_attrs,
Review comment:
alignment
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