kazum commented on a change in pull request #5073: [Relay][Frontend][ONNX]
operator support NonZero
URL: https://github.com/apache/incubator-tvm/pull/5073#discussion_r393505835
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File path: python/tvm/relay/frontend/onnx.py
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@@ -1443,6 +1443,16 @@ def _impl_v11(cls, inputs, attr, params):
return _op.image.resize(inputs[0], out_size, layout, method,
coord_trans)
+class NonZero(OnnxOpConverter):
+ """Operator converter for NonZero
+ """
+ @classmethod
+ def _impl_v9(cls, inputs, attr, params):
+ if len(inputs) > 1:
+ raise ValueError("Expect 1 input only")
+ return AttrCvt(op_name='argwhere')(inputs, attr, params)
Review comment:
The output shape of argwhere is different from the one of ONNX nonzero.
Needs transpose here.
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