From fa87b6c57adb0ed281ddf4f35c972315225e1fc4 Mon Sep 17 00:00:00 2001
From: Craig Warren <craig_warren@me.com>
Date: Mon, 4 Sep 2023 20:23:55 +0100
Subject: [PATCH] More work on setting precision with subgrids

---
 gprMax/config.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gprMax/config.py b/gprMax/config.py
index f9b1dcf8..387888fb 100644
--- a/gprMax/config.py
+++ b/gprMax/config.py
@@ -263,7 +263,7 @@ class SimulationConfig:
             self.devices["devs"] = detect_opencl()
 
         # Subgrids
-        try:
+        if hasattr(self.args, "subgrid") and self.args.subgrid:
             self.general["subgrid"] = self.args.subgrid
             # Double precision should be used with subgrid for best accuracy
             self.general["precision"] = "double"
@@ -274,7 +274,7 @@ class SimulationConfig:
                     "You cannot currently use CUDA or OpenCL-based " "solvers with models that contain sub-grids."
                 )
                 raise ValueError
-        except AttributeError:
+        else:
             self.general["subgrid"] = False
 
         # Scenes parameter may not exist if user enters via CLI