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Handle more tensor shapes in onnx "Gather" operation (#2026)

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* Handle more tensor shapes in onnx "Gather" operation

* Add more tests

* Add comment

* Fix typo
This commit is contained in:
Gabriel
2024-04-08 14:06:14 +02:00
committed by GitHub
parent 718671a0d5
commit 798e0335cd
2 changed files with 152 additions and 9 deletions
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131
candle-onnx/tests/ops.rs
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@ -4,7 +4,7 @@ extern crate intel_mkl_src;
#[cfg(feature = "accelerate")]
extern crate accelerate_src;
use candle::{Device, Result, Tensor};
use candle::{Device, NdArray, Result, Tensor};
use candle_onnx::onnx::{AttributeProto, GraphProto, ModelProto, NodeProto, ValueInfoProto};
use std::collections::HashMap;
@ -829,7 +829,134 @@ fn test_flatten_operation() -> Result<()> {
// #[test]
// "Gather"
// #[test]
#[test]
fn test_gather_operation() -> Result<()> {
// test taken from https://onnx.ai/onnx/operators/onnx__Gather.html#summary.
test(
&[[1.0, 1.2], [2.3, 3.4], [4.5, 5.7]],
&[[0i64, 1], [1, 2]],
0,
&[[[1.0, 1.2], [2.3, 3.4]], [[2.3, 3.4], [4.5, 5.7]]],
)?;
// test taken from https://onnx.ai/onnx/operators/onnx__Gather.html#summary.
test(
&[[1.0, 1.2, 1.9], [2.3, 3.4, 3.9], [4.5, 5.7, 5.9]],
&[[0i64, 2]],
1,
&[[[1.0, 1.9]], [[2.3, 3.9]], [[4.5, 5.9]]],
)?;
// all the tests below are generated from numpy.take, which works like
// onnx's Gather operation.
test(&[1.0, 2.0, 3.0, 4.0], 3i64, 0, 4.0)?;
test(&[[1.0, 2.0, 3.0, 4.0]], 3i64, 1, &[4.0])?;
test(
&[[1.0], [2.0], [3.0], [4.0]],
&[3i64, 2],
0,
&[[4.0], [3.0]],
)?;
test(
&[
[[1.0, 2.0], [3.0, 4.0]],
[[5.0, 6.0], [7.0, 8.0]],
[[9.0, 10.0], [11.0, 12.0]],
[[13.0, 14.0], [15.0, 16.0]],
],
1i64,
0,
&[[5.0, 6.0], [7.0, 8.0]],
)?;
test(
&[
[[1.0, 2.0], [3.0, 4.0]],
[[5.0, 6.0], [7.0, 8.0]],
[[9.0, 10.0], [11.0, 12.0]],
[[13.0, 14.0], [15.0, 16.0]],
],
&[1i64, 0],
0,
&[[[5.0, 6.0], [7.0, 8.0]], [[1.0, 2.0], [3.0, 4.0]]],
)?;
fn test(
data: impl NdArray,
indices: impl NdArray,
axis: i64,
expected: impl NdArray,
) -> Result<()> {
let att_axis = AttributeProto {
name: "axis".to_string(),
ref_attr_name: "axis".to_string(),
i: axis,
doc_string: "axis".to_string(),
r#type: 2,
f: 0.0,
s: vec![],
t: None,
g: None,
sparse_tensor: None,
tp: None,
floats: vec![],
ints: vec![],
strings: vec![],
tensors: vec![],
graphs: vec![],
sparse_tensors: vec![],
type_protos: vec![],
};
let manual_graph = create_model_proto_with_graph(Some(GraphProto {
node: vec![NodeProto {
op_type: "Gather".to_string(),
domain: "".to_string(),
attribute: vec![att_axis],
input: vec![INPUT_X.to_string(), INPUT_Y.to_string()],
output: vec![OUTPUT_Z.to_string()],
name: "".to_string(),
doc_string: "".to_string(),
}],
name: "".to_string(),
initializer: vec![],
input: vec![],
output: vec![ValueInfoProto {
name: OUTPUT_Z.to_string(),
doc_string: "".to_string(),
r#type: None,
}],
value_info: vec![],
doc_string: "".to_string(),
sparse_initializer: vec![],
quantization_annotation: vec![],
}));
let mut inputs: HashMap<String, Tensor> = HashMap::new();
inputs.insert(INPUT_X.to_string(), Tensor::new(data, &Device::Cpu)?);
inputs.insert(INPUT_Y.to_string(), Tensor::new(indices, &Device::Cpu)?);
let eval = candle_onnx::simple_eval(&manual_graph, inputs)?;
assert_eq!(eval.len(), 1);
let z = eval.get(OUTPUT_Z).expect("Output 'z' not found");
let expected = Tensor::new(expected, &Device::Cpu)?;
match expected.dims().len() {
0 => assert_eq!(z.to_vec0::<f64>()?, expected.to_vec0::<f64>()?),
1 => assert_eq!(z.to_vec1::<f64>()?, expected.to_vec1::<f64>()?),
2 => assert_eq!(z.to_vec2::<f64>()?, expected.to_vec2::<f64>()?),
3 => assert_eq!(z.to_vec3::<f64>()?, expected.to_vec3::<f64>()?),
_ => unreachable!(),
};
Ok(())
}
Ok(())
}
// "Shape"
#[test]