pyjhzwh commented on a change in pull request #4984: Fix stride default value
None in torch.nn.functional.avg_pool
URL: https://github.com/apache/incubator-tvm/pull/4984#discussion_r387954278
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File path: python/tvm/relay/frontend/pytorch.py
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@@ -458,7 +458,10 @@ def _impl(inputs, input_types):
data = inputs[0]
pool_size = _infer_shape(inputs[1])
- strides = _infer_shape(inputs[2])
+ if inputs[2]:
+ strides = _infer_shape(inputs[2])
+ else:
+ strides = pool_size
Review comment:
https://github.com/pytorch/pytorch/blob/17a5c677963dc3ecb7ff505585ed15eadaaf74ef/torch/nn/functional.py#L269-L270
According to the description of strides above, for avg_pool2d. Stride's
default value kernel_size, which should have the same size as pool_size here
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