Collapse tuples of nothing

FluxML · Oct 23, 2023 · 2a887ee · 2a887ee
1 parent 181c1be
commit 2a887ee
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/adjoint.jl b/src/adjoint.jl
@@ -21,6 +21,7 @@ for n = 0:3
   gradtuple = Symbol(:gradtuple, n)
   @eval begin
     $gradtuple(x::Tuple) = ($(ntuple(_->:nothing,n)...), x...)
+    $gradtuple(::Tuple{Vararg{Nothing}}) = nothing
     $gradtuple(x::Nothing) = nothing
     $gradtuple(x) = error("Gradient $x should be a tuple")
   end