ChaiBapchya commented on a change in pull request #12749: [MXNET-1029] Feature
request: randint operator
URL: https://github.com/apache/incubator-mxnet/pull/12749#discussion_r235504598
##########
File path: src/operator/random/sample_op.h
##########
@@ -694,13 +751,47 @@ inline bool SampleOpType(const nnvm::NodeAttrs& attrs,
}
bool dtype_ok = (dtype == kFloat16) || (dtype == kFloat32) ||
(dtype == kFloat64);
- CHECK_EQ(dtype_ok, true) << "Output type must be float16, float32, or
float64: dtype is "
+ CHECK_EQ(dtype_ok, true) << "Output type must be float16, float32, float64:
dtype is "
<< dtype_out << " vs " << kFloat16 << " or " << kFloat32 << " or "
<< kFloat64;
TYPE_ASSIGN_CHECK(*out_type, 0, dtype);
return true;
}
+template<>
+inline bool SampleOpType<SampleRandIntParam>(const nnvm::NodeAttrs& attrs,
+ std::vector<int> *in_type,
+ std::vector<int> *out_type) {
+ const SampleRandIntParam& param =
nnvm::get<SampleRandIntParam>(attrs.parsed);
+ CHECK_EQ(in_type->size(), 0);
+ CHECK_EQ(out_type->size(), 1);
+ int dtype = -1;
+ int dtype_out = (*out_type)[0];
+ if (dtype_out != -1) {
+ // Output type can be inferred, use it and make sure it matches
+ dtype = dtype_out;
+ if (param.dtype != -1) {
+ // dtype given in args, check that it matches the output type
+ CHECK_EQ(dtype_out, param.dtype) << "Output type does not match
requested type: "
+ << dtype_out << " vs " << param.dtype;
+ }
+ } else {
+ // Output type can't be inferred
+ if (param.dtype != -1) {
+ // Use dtype given in args
+ dtype = param.dtype;
+ } else {
+ // Use default
+ dtype = kFloat32;
+ }
+ }
+ bool dtype_ok = (dtype == kInt32) || (dtype == kInt64);
+ CHECK_EQ(dtype_ok, true) << "Output type must be int32, int64: dtype is "
Review comment:
Done
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