nudles commented on a change in pull request #475: SINGA-463 fixed python
test_operation
URL: https://github.com/apache/incubator-singa/pull/475#discussion_r299964637
##########
File path: python/singa/autograd.py
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@@ -924,17 +924,14 @@ def __init__(
)
self.W.gaussian(0.0, std)
- if self.bias:
- b_shape = (self.out_channels,)
- self.b = Tensor(shape=b_shape, requires_grad=True,
stores_grad=True)
- self.b.set_value(0.0)
- else:
- # to keep consistency when to do forward.
- self.b = None
- # Tensor(data=CTensor([]), requires_grad=False, stores_grad=False)
+ b_shape = (self.out_channels,)
+ # forward method required bias variable to proceed (dummy b tensor)
+ self.b = Tensor(shape=b_shape, requires_grad=self.bias,
stores_grad=self.bias)
Review comment:
maybe use an empty tensor like this
https://github.com/apache/incubator-singa/blob/0aae4c12cbc94d88a6c77793a7106c292925aac7/python/singa/autograd.py#L801
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