From 089e5c2498fe76110ac0a15445c01783b9fdef32 Mon Sep 17 00:00:00 2001
From: Pepijn de Vos <pepijn.devos@juliacomputing.com>
Date: Thu, 2 Nov 2023 18:24:09 +0100
Subject: [PATCH] Change typeof(x) <: y to x isa y

---
 src/advancedHMC_MCMC.jl | 2 +-
 src/pinn_types.jl       | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/advancedHMC_MCMC.jl b/src/advancedHMC_MCMC.jl
index 2276b47074..df174e2538 100644
--- a/src/advancedHMC_MCMC.jl
+++ b/src/advancedHMC_MCMC.jl
@@ -489,7 +489,7 @@ function ahmc_bayesian_pinn_ode(prob::DiffEqBase.ODEProblem, chain;
     strategy = strategy == GridTraining ? strategy(physdt) : strategy
 
     if dataset != [nothing] &&
-       (length(dataset) < 2 || !(typeof(dataset) <: Vector{<:Vector{<:AbstractFloat}}))
+       (length(dataset) < 2 || !(dataset isa Vector{<:Vector{<:AbstractFloat}}))
         throw(error("Invalid dataset. dataset would be timeseries (x̂,t) where type: Vector{Vector{AbstractFloat}"))
     end
 
diff --git a/src/pinn_types.jl b/src/pinn_types.jl
index 8a4766d122..428f03fc36 100644
--- a/src/pinn_types.jl
+++ b/src/pinn_types.jl
@@ -106,7 +106,7 @@ struct PhysicsInformedNN{T, P, PH, DER, PE, AL, ADA, LOG, K} <: AbstractPINN
                                            log_options = LogOptions(),
                                            iteration = nothing,
                                            kwargs...)
-        multioutput = typeof(chain) <: AbstractArray
+        multioutput = chain isa AbstractArray
 
         if phi === nothing
             if multioutput