don't print reams of data

src/backend/mxnet/model.jl

@@ -5,6 +5,8 @@ type MXModel
   exec::mx.Executor
 end
 
+Base.show(io::IO, ::MXModel) = print(io, "MXModel(...)")
+
 mxdims(dims::NTuple) =
   length(dims) == 1 ? (1, dims...) : reverse(dims)
 

src/layers/dense.jl

@@ -9,6 +9,8 @@ end
 Dense(in::Integer, out::Integer; init = randn) =
   Dense(init(out, in), init(out))
 
+Base.show(io::IO, ::Dense) = print(io, "Flux.Dense(...)")
+
 @model type Sigmoid
   layer::Model
   x -> σ(layer(x))

src/model.jl

@@ -50,3 +50,5 @@ back!(cap::Capacitor, args...) = cap.backward(args...)
 update!(cap::Capacitor, η) = cap.update(η)
 
 graph(cap::Capacitor) = cap.graph
+
+Base.show(io::IO, ::Capacitor) = print(io, "Flux.Capacitor(...)")