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local Decorator, parent = torch.class("nn.Decorator", "nn.Container")
function Decorator:__init(module)
parent.__init(self)
-- so that it can be handled like a Container
self.modules[1] = module
end
function Decorator:updateOutput(input)
self.output = self.modules[1]:updateOutput(input)
return self.output
end
function Decorator:updateGradInput(input, gradOutput)
self.gradInput = self.modules[1]:updateGradInput(input, gradOutput)
return self.gradInput
end
function Decorator:accGradParameters(input, gradOutput, scale)
self.modules[1]:accGradParameters(input, gradOutput, scale)
end
function Decorator:accUpdateGradParameters(input, gradOutput, lr)
self.modules[1]:accUpdateGradParameters(input, gradOutput, lr)
end
function Decorator:sharedAccUpdateGradParameters(input, gradOutput, lr)
self.modules[1]:sharedAccUpdateGradParameters(input, gradOutput, lr)
end
function Decorator:__tostring__()
if self.modules[1].__tostring__ then
return torch.type(self) .. ' @ ' .. self.modules[1]:__tostring__()
else
return torch.type(self) .. ' @ ' .. torch.type(self.modules[1])
end
end
-- useful for multiple-inheritance
function Decorator.decorate(class)
class.updateOutput = nn.Decorator.updateOutput
class.updateGradInput = nn.Decorator.updateGradInput
class.accGradParameters = nn.Decorator.accGradParameters
class.accUpdateGradParameters = nn.Decorator.accUpdateGradParameters
class.sharedAccUpdateGradParameters = nn.Decorator.sharedAccUpdateGradParameters
class.__tostring__ = nn.Decorator.__tostring__
end
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