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Add ONNX symbolic for UpsamplingNearest2d #3450

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Merged
ezyang merged 1 commit into from
Nov 29, 2017
Merged

Add ONNX symbolic for UpsamplingNearest2d #3450

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6 changes: 4 additions & 2 deletions torch/nn/_functions/thnn/upsampling.py
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Original file line number Diff line number Diff line change
Expand Up @@ -175,8 +175,10 @@ def symbolic(g, input, size=None, scale_factor=None):
if scale_factor is None:
scale_factor = 1.0
if size is not None and set(size) != set([None]):
warnings.warn("ONNX export failed on UpsamplingNearest2d because size is not supported")
return g.op("ResizeNearest", input, width_scale_f=scale_factor, height_scale_f=scale_factor)
from torch.onnx.symbolic import _unimplemented
return _unimplemented("UpsamplingNearest2d", "size")
return g.op("Upsample", input, width_scale_f=scale_factor,
height_scale_f=scale_factor, mode_s="nearest")

@staticmethod
def forward(ctx, input, size=None, scale_factor=None):
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