This repository was archived by the owner on Nov 17, 2023. It is now read-only.
This repository was archived by the owner on Nov 17, 2023. It is now read-only.
[Numpy] Unique has not registered the gradient #18074
Description
import mxnet as mx
from mxnet.gluon import nn, HybridBlock
mx.npx.set_np()
class Foo(HybridBlock):
def hybrid_forward(self, F, x):
y = F.np.unique(x)
return y
foo = Foo()
foo.hybridize()
out = foo(mx.np.ones((10,)))
print(out.asnumpy())Error message:
MXNetError: Traceback (most recent call last):
File "../src/nnvm/gradient.cc", line 213
MXNetError: Operator _npi_unique is non-differentiable because it didn't register FGradient attribute.