Merge #750

750: Bump patch version r=DhairyaLGandhi a=DhairyaLGandhi cc @racinmat Co-authored-by: Dhairya Gandhi <[email protected]>
FluxML · Jul 31, 2020 · 8d4323a · 8d4323a · DhairyaLGandhi · Jul 31, 2020
2 parents 5ac0d40 + 9c9536a
commit 8d4323a
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diff --git a/Project.toml b/Project.toml
@@ -1,6 +1,6 @@
 name = "Zygote"
 uuid = "e88e6eb3-aa80-5325-afca-941959d7151f"
-version = "0.5.3"
+version = "0.5.4"
 
 [deps]
 AbstractFFTs = "621f4979-c628-5d54-868e-fcf4e3e8185c"

diff --git a/src/lib/nnlib.jl b/src/lib/nnlib.jl
@@ -17,12 +17,6 @@ end
   selu.(x), Δ -> (nothing, dselu.(x) .* Δ)
 end
 
-dtanh(x) = 1 - tanh(x)^2
-
-@adjoint function Base.Broadcast.broadcasted(::typeof(tanh), x::Numeric)
-  tanh.(x), Δ -> (nothing, dtanh.(x) .* Δ)
-end
-
 @adjoint function σ(x::Real)
     y = σ(x)
     return y, Δ -> (Δ * y * (1 - y),)