function weight_variable(shape)
    initial = map(Float32, rand(Normal(0,0.001), shape...))
   return Variable(initial)
end

logits = zeros(Float32, (10,1,9,4))

weight = weight_variable([10,36,1])
weight = reshape(weight, (36,10))

input = reshape([1 2 3 4 5 6 7 8 9 10], (10,1))

logits_bis = weight * input
logits_bis = reshape(logits_bis, (9,4))

logits = 10×1×9×4 Array{Float32,4}
logits_bis = <Tensor Reshape_5:1 shape=(9, 4) dtype=Float32>

logits[1,1,:,:] = 9×4 Array{Float32,2}

logits[1,1,:,:] = logits_bis

ERROR: MethodError: Cannot `convert` an object of type TensorFlow.Tensor{Float32} to an object of type Float32
This may have arisen from a call to the constructor Float32(...),
since type constructors fall back to convert methods.